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<!DOCTYPE HTML SYSTEM>
<!-- Generated by Lisaac shorter / html style -->
<html>
<head>
<title>
Lisaac prototype interface
</title>
</head>
<body BGCOLOR="#FFFFFF">

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
<br><br><strong><font color="#A020F0">Section</font></strong> <strong><font color="#A020F0">Header</font></strong>
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp +</font></strong> <strong><font color="#0000FF">name</font></strong>    := <a href="COLLECTION.html"><font color="#008000">COLLECTION</font></a>[<font color="#008000">E</font>];

  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">comment</font></strong> := <font color="#BC8F8F">"Common abstract definition of a sequenceable collection of objects."</font>; 

  <br><font FACE="Sans-serif" color="#000000"><B> Such a collection is traversable using a simple INTEGER index from `lower' </B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> to `upper' using `item'. All COLLECTIONs are resizable thanks to </B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> `add_last' / `remove_last', `add_first' / `remove_first' as well as </B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> `add' / `remove' .</B></font>
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> This abstraction provides feature to view a COLLECTION as a stack </B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> (as an example by using `add_last', `last', and `remove_last'). </B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> One can also use a COLLECTION as a queue (as an example, by using</B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> `add_last', `first' and `remove_first'). </B></font>
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> The Lisaac standard library provides five implementations of COLLECTION: </B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> ARRAY, FAST_ARRAY, LINKED_LIST and LINKED2_LIST. Except for creations all </B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> implementations have exactly the same behavior. Switching from one </B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> implementation to another only change the memory used and the execution </B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> time (see header comment of ARRAY, FAST_ARRAY, LINKED_LIST and LINKED2_LIST </B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> for more details).</B></font>
  
<br><br><strong><font color="#A020F0">Section</font></strong> <strong><font color="#A020F0">Inherit</font></strong>
  
<br><font FACE="Sans-serif" color="#000000"><B>  - parent_storage:STORAGE := STORAGE;</B></font>
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">parent_traversable</font></strong>:<a href="TRAVERSABLE.html"><font color="#008000">TRAVERSABLE</font></a>[<font color="#008000">E</font>] :=  
  
<br><br><strong><font color="#A020F0">Section</font></strong> <strong><font color="#A020F0">Public</font></strong>
  
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> Accessing:</B></font>
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">item</font></strong> i:<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> :<font color="#008000">E</font> <-  
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Item at the corresponding index `i'.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `lower', `upper', `valid_index', `put', `swap'.</font></strong></em>
    
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> Writing:</B></font>
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">put</font></strong> element:<font color="#008000">E</font> <strong><font color="#0000FF">to</font></strong> i:<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Make `element' the item at index `i'.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `lower', `upper', `valid_index', `item', `swap', `force'.</font></strong></em>
      
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">swap</font></strong> i1:<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <strong><font color="#0000FF">with</font></strong> i2:<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Swap item at index `i1' with item at index `i2'.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `item', `put'.</font></strong></em>
      
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">set_all_with</font></strong> v:<font color="#008000">E</font> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Set all items with value `v'.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `set_slice_with'.</font></strong></em>
      
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">set_slice</font></strong> lower_index:<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <strong><font color="#0000FF">to</font></strong> upper_index:<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <strong><font color="#0000FF">with</font></strong> v:<font color="#008000">E</font> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Set all items in range [`lower_index' .. `upper_index'] with `v'.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `set_all_with'.</font></strong></em>
      
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">clear_all</font></strong> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Set every item to its default value.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  The `count' is not affected </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  see also `clear', `all_default'.</font></strong></em>
    
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> Adding:</B></font>
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">add_first</font></strong> element:<font color="#008000">E</font> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Add a new item in first position : `count' is increased by</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  one and all other items are shifted right.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `add_last', `first', `last', `add'.</font></strong></em>
      
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">add_last</font></strong> element:<font color="#008000">E</font> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Add a new item at the end : `count' is increased by one.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `add_first', `last', `first', `add'.</font></strong></em>
      
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">add</font></strong> element:<font color="#008000">E</font> <strong><font color="#0000FF">to</font></strong> index:<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Add a new `element' at rank `index' : `count' is increased</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  by one and range [`index' .. `upper'] is shifted right</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  by one position.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `add_first', `add_last', `append_collection'.</font></strong></em>
      
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">append_collection</font></strong> other:<a href="COLLECTION.html"><font color="#008000">COLLECTION</font></a>[<font color="#008000">E</font>] <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Append `other' to Current.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `add_last', `add_first', `add'.</font></strong></em>
    
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> Modification:</B></font>
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">force</font></strong> element:<font color="#008000">E</font> <strong><font color="#0000FF">to</font></strong> index:<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Make `element' the item at `index', enlarging the collection if</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  necessary (new bounds except `index' are initialized with</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  default values).</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `put', `item', `swap'.</font></strong></em>
      
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">copy</font></strong> other:<font color="#008000">SELF</font> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Reinitialize by copying all the items of `other'.</font></strong></em>
      
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">from_collection</font></strong> model:<a href="COLLECTION.html"><font color="#008000">COLLECTION</font></a>[<font color="#008000">E</font>] <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Initialize the current object with the contents of `model'.</font></strong></em>
    
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> Removing:</B></font>
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">remove_first</font></strong> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Remove the `first' element of the collection.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `remove_last', `remove', `remove_head'.</font></strong></em>
    
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">remove_head</font></strong> n:<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Remove the `n' elements of the collection.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `remove_tail', `remove', `remove_first'.</font></strong></em>
    
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">remove</font></strong> index:<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Remove the item at position `index'. Followings items</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  are shifted left by one position.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `remove_first', `remove_head', `remove_tail', `remove_last'.</font></strong></em>
      
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">remove_last</font></strong> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Remove the `last' item.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `remove_first', `remove', `remove_tail'.</font></strong></em>
    
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">remove_tail</font></strong> n:<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Remove the last `n' item(s).</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `remove_head', `remove', `remove_last'.</font></strong></em>
    
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">clear</font></strong> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Discard all items in order to make it `is_empty'.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `clear_all'.</font></strong></em>
    
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> Looking and Searching:</B></font>
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">has</font></strong> x:<font color="#008000">E</font> :<a href="BOOLEAN.html"><font color="#008000">BOOLEAN</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Look for `x' using `equal' for comparison.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `fast_has', `index_of', `fast_index_of'.</font></strong></em>
      
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">fast_has</font></strong> x:<font color="#008000">E</font> :<a href="BOOLEAN.html"><font color="#008000">BOOLEAN</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Look for `x' using basic `=' for comparison.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `has', `fast_index_of', `index_of'.</font></strong></em>
      
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">first_index_of</font></strong> element:<font color="#008000">E</font> :<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Give the index of the first occurrence of `element' using</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  `==' for comparison.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Answer `upper + 1' when `element' is not inside.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `fast_first_index_of', `index_of', `last_index_of', </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  `reverse_index_of'.</font></strong></em>
    
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">index_of</font></strong> element:<font color="#008000">E</font> <strong><font color="#0000FF">start</font></strong> start_index:<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> :<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Using `is_equal' for comparison, gives the index of the first occurrence </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  of `element' at or after `start_index'. Answer `upper + 1' when `element' </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  when the search fail.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `fast_index_of', `reverse_index_of', `first_index_of'.</font></strong></em>
    
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">reverse_index_of</font></strong> element:<font color="#008000">E</font> <strong><font color="#0000FF">start</font></strong> start_index:<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> :<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Using `is_equal' for comparison, gives the index of the first occurrence of </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  `element' at or before `start_index'. Search is done in reverse direction, </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  which means from the `start_index' down to the `lower' index . </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Answer `lower -1' when the search fail.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `fast_reverse_index_of', `last_index_of', `index_of'.</font></strong></em>
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">last_index_of</font></strong> element:<font color="#008000">E</font> :<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Using `is_equal' for comparison, gives the index of the last occurrence </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  of `element' at or before `upper'. Search is done in reverse direction, </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  which means from the `upper' down to the `lower' index . Answer `lower -1' </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  when the search fail.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `fast_last_index_of', `reverse_index_of', `index_of'.</font></strong></em>
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">fast_first_index_of</font></strong> element:<font color="#008000">E</font> :<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Give the index of the first occurrence of `element' using basic `=' </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  for comparison. Answer `upper + 1' when `element' is not inside.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `first_index_of', `last_index_of', `fast_last_index_of'.</font></strong></em>
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">fast_index_of</font></strong> element:<font color="#008000">E</font> <strong><font color="#0000FF">start</font></strong> start_index:<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> :<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Using basic `=' for comparison, gives the index of the first occurrence </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  of `element' at or after `start_index'. Answer `upper + 1' when `element' </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  when the search fail.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `index_of', `fast_reverse_index_of', `fast_first_index_of'.</font></strong></em>
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">fast_reverse_index_of</font></strong> element:<font color="#008000">E</font> <strong><font color="#0000FF">start</font></strong> start_index:<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> :<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Using basic `=' comparison, gives the index of the first occurrence </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  of `element' at or before `start_index'. Search is done in reverse </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  direction, which means from the `start_index' down to the `lower' </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  index . Answer `lower -1' when the search fail.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `reverse_index_of', `fast_index_of', `fast_last_index_of'.</font></strong></em>
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">fast_last_index_of</font></strong> element:<font color="#008000">E</font> :<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Using basic `=' for comparison, gives the index of the last occurrence </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  of `element' at or before `upper'. Search is done in reverse direction, </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  which means from the `upper' down to the `lower' index . Answer `lower -1' </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  when the search fail.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `fast_reverse_index_of', `last_index_of'.</font></strong></em>
    
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> Looking and comparison:</B></font>
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> '<font color="#B8860B">==</font>'  <strong><font color="#A020F0">Right</font></strong> <font color="#A020F0">60</font> other:<a href="COLLECTION.html"><font color="#008000">COLLECTION</font></a>[<font color="#008000">E</font>] :<a href="BOOLEAN.html"><font color="#008000">BOOLEAN</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Do both collections have the same `lower', `upper', and</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  items?</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  The basic `=' is used for comparison of items.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `is_equal_map', `same_items'.</font></strong></em>
      
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">is_equal_map</font></strong> other:<font color="#008000">SELF</font> :<a href="BOOLEAN.html"><font color="#008000">BOOLEAN</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Do both collections have the same `lower', `upper', and</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  items?</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Feature `==' is used for comparison of items.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `==', `same_items'.</font></strong></em>
      
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">all_default</font></strong>:<a href="BOOLEAN.html"><font color="#008000">BOOLEAN</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Do all items have their type's default value?</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Note: for non NULL items, the test is performed with the `is_default' predicate.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `clear_all'.</font></strong></em>
      
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">same_items</font></strong> other:<a href="COLLECTION.html"><font color="#008000">COLLECTION</font></a>[<font color="#008000">E</font>] :<a href="BOOLEAN.html"><font color="#008000">BOOLEAN</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Do both collections have the same items? The basic `=' is used</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  for comparison of items and indices are not considered (for</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  example this routine may yeld true with `Current' indexed in</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  range [1..2] and `other' indexed in range [2..3]).</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `is_equal_map', `is_equal'.</font></strong></em>
      
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">occurrences</font></strong> element:<font color="#008000">E</font> :<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Number of occurrences of `element' using `equal' for comparison.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `fast_occurrences', `index_of'.</font></strong></em>
      
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">fast_occurrences</font></strong> element:<font color="#008000">E</font> :<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Number of occurrences of `element' using basic `=' for comparison.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `occurrences', `index_of'.</font></strong></em>
    
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> Printing:</B></font>
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">fill_tagged_out_memory</font></strong> <-
    
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> Agents based features:</B></font>
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">foreach</font></strong> action:<a href="BLOCK.html"><font color="#008000">BLOCK</font></a> <- 
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">do_all</font></strong> action:<a href="BLOCK.html"><font color="#008000">BLOCK</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Apply `action' to every item of `Self'.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `for_all', `exists'.</font></strong></em>
    
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">foreach</font></strong> action:<a href="BLOCK.html"><font color="#008000">BLOCK</font></a> <strong><font color="#0000FF">while</font></strong> test:<a href="BLOCK.html"><font color="#008000">BLOCK</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Apply `action' to every item of `Self' while test is true</font></strong></em>
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">foreach</font></strong> action:<a href="BLOCK.html"><font color="#008000">BLOCK</font></a> <strong><font color="#0000FF">until</font></strong> test:<a href="BLOCK.html"><font color="#008000">BLOCK</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Apply `action' to every item of `Self' until test is true</font></strong></em>
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">foreach</font></strong> action:<a href="BLOCK.html"><font color="#008000">BLOCK</font></a> <strong><font color="#0000FF">only_if</font></strong> test:<a href="BLOCK.html"><font color="#008000">BLOCK</font></a> <-
    
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">is_all</font></strong> test:<a href="BLOCK.html"><font color="#008000">BLOCK</font></a> :<a href="BOOLEAN.html"><font color="#008000">BOOLEAN</font></a> <- 
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">for_all</font></strong> test:<a href="BLOCK.html"><font color="#008000">BLOCK</font></a> :<a href="BOOLEAN.html"><font color="#008000">BOOLEAN</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Do all items satisfy `test'?</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `do_all', `exists'.</font></strong></em>
      
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">exists</font></strong> test:<a href="BLOCK.html"><font color="#008000">BLOCK</font></a> :<a href="BOOLEAN.html"><font color="#008000">BOOLEAN</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Does at least one item satisfy `test'?</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `do_all', `for_all'.</font></strong></em>
    
  <br><font FACE="Sans-serif" color="#000000"><B> </B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> Traditionals features (in functional languages)</B></font>
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">filter</font></strong> test:<a href="BLOCK.html"><font color="#008000">BLOCK</font></a> <strong><font color="#0000FF">in</font></strong> other:<font color="#008000">SELF</font> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Filter all element which `test' element is true</font></strong></em>
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">fold_left</font></strong> function:<a href="BLOCK.html"><font color="#008000">BLOCK</font></a> <strong><font color="#0000FF">with</font></strong> element:<font color="#008000">E</font> :<font color="#008000">E</font> <-
  
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">fold_right</font></strong> function:<a href="BLOCK.html"><font color="#008000">BLOCK</font></a> <strong><font color="#0000FF">with</font></strong> element:<font color="#008000">E</font> :<font color="#008000">E</font> <-
    
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> Other features</B></font>
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
      
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">replace_all</font></strong> old_value:<font color="#008000">E</font> <strong><font color="#0000FF">with</font></strong> new_value:<font color="#008000">E</font> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Replace all occurrences of the element `old_value' by `new_value'</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  using `equal' for comparison.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `fast_replace_all', `move'.</font></strong></em>
    
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">fast_replace_all</font></strong> old_value:<font color="#008000">E</font> <strong><font color="#0000FF">with</font></strong> new_value:<font color="#008000">E</font> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Replace all occurrences of the element `old_value' by `new_value'</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  using operator `=' for comparison.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `replace_all', `move'.</font></strong></em>
    
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">move</font></strong> lower_index:<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <strong><font color="#0000FF">to</font></strong> upper_index:<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <strong><font color="#0000FF">by</font></strong> distance:<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Move range `lower_index' .. `upper_index' by `distance'</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  positions. Negative distance moves towards lower indices.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Free places get default values.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `slice', `replace_all'.</font></strong></em>
      
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">slice</font></strong> min:<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> <strong><font color="#0000FF">to</font></strong> max:<a href="INTEGER.html"><font color="#008000">INTEGER</font></a> :<font color="#008000">SELF</font> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  New collection consisting of items at indexes in [`min'..`max'].</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Result has the same dynamic type as `Current'.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  The `lower' index of the `Result' is the same as `lower'.</font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp </font></strong></em>
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  See also `from_collection', `move', `replace_all'.</font></strong></em>
    
  <br><br><strong><font color="#FF0000">&nbsp &nbsp -</font></strong> <strong><font color="#0000FF">reverse</font></strong> <-
  <br><em><strong><font color="#707070">&nbsp &nbsp &nbsp &nbsp  Reverse the order of the elements.</font></strong></em>
    
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  <br><font FACE="Sans-serif" color="#000000"><B> Invariant.</B></font>
  <br><font FACE="Sans-serif" color="#000000"><B></B></font>
  
<br><font FACE="Sans-serif" color="#000000"><B>  [</B></font>
<br><font FACE="Sans-serif" color="#000000"><B>    -? { lower <= upper + 1 };</B></font>
<br><font FACE="Sans-serif" color="#000000"><B>  ];</B></font>
 
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