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77 lines
1.4 KiB
PHP
77 lines
1.4 KiB
PHP
--TEST--
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Test array_walk_recursive() function : usage variations - 'input' array with subarray
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--FILE--
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<?php
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/* Prototype : bool array_walk_recursive(array $input, string $funcname [, mixed $userdata])
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* Description: Apply a user function to every member of an array
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* Source code: ext/standard/array.c
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*/
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/*
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* Testing array_walk_recursive() with an array having subarrays as elements
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*/
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echo "*** Testing array_walk_recursive() : array with subarray ***\n";
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// callback function
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/* Prototype : callback(mixed $value, mixed $key)
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* Parameters : $value - values in given 'input' array
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* $key - keys in given 'input' array
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* Description : It prints the count of an array elements, passed as argument
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*/
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function callback($value, $key)
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{
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// dump the arguments to check that they are passed
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// with proper type
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var_dump($key); // key
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var_dump($value); // value
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echo "\n"; // new line to separate the output between each element
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}
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$input = array(
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array(),
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array(1),
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array(1,2,3),
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array("Mango", "Orange"),
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array(array(1, 2, 3), array(1))
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);
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var_dump( array_walk_recursive( $input, "callback"));
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echo "Done"
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?>
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--EXPECTF--
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*** Testing array_walk_recursive() : array with subarray ***
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int(0)
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int(1)
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int(0)
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int(1)
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int(1)
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int(2)
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int(2)
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int(3)
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int(0)
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string(5) "Mango"
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int(1)
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string(6) "Orange"
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int(0)
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int(1)
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int(1)
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int(2)
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int(2)
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int(3)
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int(0)
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int(1)
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bool(true)
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Done
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