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--TEST--
Test array_map() function : usage variations - arrays of different size
--FILE--
<?php
/* Prototype : array array_map ( callback $callback , array $arr1 [, array $... ] )
* Description: Applies the callback to the elements of the given arrays
* Source code: ext/standard/array.c
*/
/*
* Test array_map() by passing array having different size
* 1) first array as empty array
* 2) second array as empty array
* 3) second array shorter than first array
* 4) first array shorter than second array
* 5) one more array than callback function arguments
*/
echo "*** Testing array_map() : arrays with diff. size ***\n";
function callback($a, $b)
{
return array($a => $b);
}
// calling array_map with different arrays
var_dump( array_map('callback', array(1, 2, 3), array()) );
var_dump( array_map('callback', array(), array('a', 'b', 'c')) );
var_dump( array_map('callback', array(1, 2, 3), array('a', 'b')) );
var_dump( array_map('callback', array(012, 0x2F, 0X1A), array(2.3, 12.4e2)) );
var_dump( array_map('callback', array(), array(1, 2, 3), array('a', 'b')) ); // passing more no. of arrays than callback function argument
echo "Done";
?>
--EXPECTF--
*** Testing array_map() : arrays with diff. size ***
array(3) {
[0]=>
array(1) {
[1]=>
NULL
}
[1]=>
array(1) {
[2]=>
NULL
}
[2]=>
array(1) {
[3]=>
NULL
}
}
array(3) {
[0]=>
array(1) {
[""]=>
string(1) "a"
}
[1]=>
array(1) {
[""]=>
string(1) "b"
}
[2]=>
array(1) {
[""]=>
string(1) "c"
}
}
array(3) {
[0]=>
array(1) {
[1]=>
string(1) "a"
}
[1]=>
array(1) {
[2]=>
string(1) "b"
}
[2]=>
array(1) {
[3]=>
NULL
}
}
array(3) {
[0]=>
array(1) {
[10]=>
float(2.3)
}
[1]=>
array(1) {
[47]=>
float(1240)
}
[2]=>
array(1) {
[26]=>
NULL
}
}
array(3) {
[0]=>
array(1) {
[""]=>
int(1)
}
[1]=>
array(1) {
[""]=>
int(2)
}
[2]=>
array(1) {
[""]=>
int(3)
}
}
Done
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