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81 lines
1.8 KiB
PHP
81 lines
1.8 KiB
PHP
--TEST--
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Test array_intersect() function : basic functionality
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--FILE--
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<?php
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/* Prototype : array array_intersect(array $arr1, array $arr2 [, array $...])
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* Description: Returns the entries of arr1 that have values which are present in all the other arguments
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* Source code: ext/standard/array.c
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*/
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/*
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* Testing the behavior of array_intersect() by passing different arrays for the arguments.
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* Function is tested by passing associative array as well as array with default keys.
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*/
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echo "*** Testing array_intersect() : basic functionality ***\n";
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// array with default keys
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$arr_default_keys = array(1, 2, "hello", 'world');
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// associative array
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$arr_associative = array("one" => 1, "two" => 2);
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// default key array for both $arr1 and $arr2 argument
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var_dump( array_intersect($arr_default_keys, $arr_default_keys) );
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// default key array for $arr1 and associative array for $arr2 argument
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var_dump( array_intersect($arr_default_keys, $arr_associative) );
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// associative array for $arr1 and default key array for $arr2
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var_dump( array_intersect($arr_associative, $arr_default_keys) );
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// associative array for both $arr1 and $arr2 argument
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var_dump( array_intersect($arr_associative, $arr_associative) );
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// more arrays to be intersected
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$arr3 = array(2, 3, 4);
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var_dump( array_intersect($arr_default_keys, $arr_associative, $arr3) );
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var_dump( array_intersect($arr_associative, $arr_default_keys, $arr3, $arr_associative) );
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echo "Done";
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?>
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--EXPECTF--
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*** Testing array_intersect() : basic functionality ***
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array(4) {
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[0]=>
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int(1)
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[1]=>
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int(2)
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[2]=>
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string(5) "hello"
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[3]=>
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string(5) "world"
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}
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array(2) {
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[0]=>
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int(1)
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[1]=>
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int(2)
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}
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array(2) {
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["one"]=>
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int(1)
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["two"]=>
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int(2)
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}
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array(2) {
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["one"]=>
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int(1)
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["two"]=>
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int(2)
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}
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array(1) {
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[1]=>
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int(2)
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}
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array(1) {
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["two"]=>
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int(2)
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}
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Done
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