File: filter.doc

package info (click to toggle)
hol-light 20120602-1
  • links: PTS, VCS
  • area: main
  • in suites: wheezy
  • size: 23,452 kB
  • sloc: ml: 348,797; cpp: 438; java: 279; makefile: 252; sh: 183; yacc: 108; perl: 78; ansic: 57; sed: 39
file content (21 lines) | stat: -rw-r--r-- 417 bytes parent folder | download | duplicates (7) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
 
\DOC filter

\TYPE {filter : ('a -> bool) -> 'a list -> 'a list}

\SYNOPSIS
Filters a list to the sublist of elements satisfying a predicate.

\KEYWORDS
list.

\DESCRIBE
{filter p l} applies {p} to every element of {l}, returning a list of those
that satisfy {p}, in the order they appeared in the original list.

\FAILURE
Fails if the predicate fails on any element.

\SEEALSO
mapfilter, partition, remove.

\ENDDOC