Annotation of embedaddon/php/ext/standard/tests/array/array_filter_basic.phpt, revision 1.1.1.1
1.1 misho 1: --TEST--
2: Test array_filter() function : basic functionality
3: --FILE--
4: <?php
5: /* Prototype : array array_filter(array $input [, callback $callback])
6: * Description: Filters elements from the array via the callback.
7: * Source code: ext/standard/array.c
8: */
9:
10:
11: echo "*** Testing array_filter() : basic functionality ***\n";
12:
13:
14: // Initialise all required variables
15: $input = array(1, 2, 3, 0, -1); // 0 will be considered as FALSE and removed in default callback
16:
17: /* Callback function
18: * Prototype : bool even(array $input)
19: * Parameters : $input - input array each element of which will be checked in function even()
20: * Return type : boolean - true if element is even and false otherwise
21: * Description : This function takes array as parameter and checks for each element of array.
22: * It returns true if the element is even number else returns false
23: */
24: function even($input)
25: {
26: return ($input % 2 == 0);
27: }
28:
29: // with all possible arguments
30: var_dump( array_filter($input,"even") );
31:
32: // with default arguments
33: var_dump( array_filter($input) );
34:
35: echo "Done"
36: ?>
37: --EXPECTF--
38: *** Testing array_filter() : basic functionality ***
39: array(2) {
40: [1]=>
41: int(2)
42: [3]=>
43: int(0)
44: }
45: array(4) {
46: [0]=>
47: int(1)
48: [1]=>
49: int(2)
50: [2]=>
51: int(3)
52: [4]=>
53: int(-1)
54: }
55: Done
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>