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- --TEST--
- Test array_walk() function : usage variations - unexpected values for 'input' argument
- --FILE--
- <?php
- /* Prototype : bool array_walk(array $input, string $funcname [, mixed $userdata])
- * Description: Apply a user function to every member of an array
- * Source code: ext/standard/array.c
- */
- /*
- * Passing different scalar/nonscalar values in place of 'input' argument
- */
- echo "*** Testing array_walk() : unexpected values for 'input' argument ***\n";
- // callback function
- /* Prototype : callback(mixed $value, mixed $key)
- * Parameters : $value - values given in input array
- * $key - keys given in input array
- * Description : Function prints each element of an array with key
- */
- function callback($value, $key)
- {
- echo "key : ";
- var_dump($key);
- echo "value : ";
- var_dump($value);
- }
- // extra parameter passed to array_walk()
- $user_data = 10;
- // get an unset variable
- $unset_var = 10;
- unset ($unset_var);
- // get resource variable
- $fp = fopen(__FILE__, 'r');
- // different scalar/nonscalar values to be used in place of an 'input' argument
- $input_values = array(
- // int data
- /* 1*/ 0,
- 1,
- 12345,
- -2345,
- // float data
- /* 5*/ 10.5,
- -10.5,
- 10.1234567e8,
- 10.7654321E-8,
- .5,
- // null data
- /* 10*/ NULL,
- null,
- // boolean data
- /* 12*/ true,
- false,
- TRUE,
- FALSE,
- // empty data
- /* 16*/ "",
- '',
- // string data
- /* 18*/ "string",
- 'string',
- // resource data
- $fp,
- // undefined data
- @$undefined_var,
- // unset data
- /* 22*/ @$unset_var,
- );
- for($count = 0; $count < count($input_values); $count++) {
- echo "-- Iteration ".($count + 1)." --\n";
- var_dump( array_walk($input_values[$count], "callback") );
- var_dump( array_walk($input_values[$count], "callback", $user_data) );
- }
- fclose($fp);
- echo "Done"
- ?>
- --EXPECTF--
- *** Testing array_walk() : unexpected values for 'input' argument ***
- -- Iteration 1 --
- Warning: array_walk() expects parameter 1 to be array, integer given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, integer given in %s on line %d
- NULL
- -- Iteration 2 --
- Warning: array_walk() expects parameter 1 to be array, integer given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, integer given in %s on line %d
- NULL
- -- Iteration 3 --
- Warning: array_walk() expects parameter 1 to be array, integer given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, integer given in %s on line %d
- NULL
- -- Iteration 4 --
- Warning: array_walk() expects parameter 1 to be array, integer given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, integer given in %s on line %d
- NULL
- -- Iteration 5 --
- Warning: array_walk() expects parameter 1 to be array, double given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, double given in %s on line %d
- NULL
- -- Iteration 6 --
- Warning: array_walk() expects parameter 1 to be array, double given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, double given in %s on line %d
- NULL
- -- Iteration 7 --
- Warning: array_walk() expects parameter 1 to be array, double given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, double given in %s on line %d
- NULL
- -- Iteration 8 --
- Warning: array_walk() expects parameter 1 to be array, double given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, double given in %s on line %d
- NULL
- -- Iteration 9 --
- Warning: array_walk() expects parameter 1 to be array, double given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, double given in %s on line %d
- NULL
- -- Iteration 10 --
- Warning: array_walk() expects parameter 1 to be array, null given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, null given in %s on line %d
- NULL
- -- Iteration 11 --
- Warning: array_walk() expects parameter 1 to be array, null given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, null given in %s on line %d
- NULL
- -- Iteration 12 --
- Warning: array_walk() expects parameter 1 to be array, boolean given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, boolean given in %s on line %d
- NULL
- -- Iteration 13 --
- Warning: array_walk() expects parameter 1 to be array, boolean given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, boolean given in %s on line %d
- NULL
- -- Iteration 14 --
- Warning: array_walk() expects parameter 1 to be array, boolean given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, boolean given in %s on line %d
- NULL
- -- Iteration 15 --
- Warning: array_walk() expects parameter 1 to be array, boolean given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, boolean given in %s on line %d
- NULL
- -- Iteration 16 --
- Warning: array_walk() expects parameter 1 to be array, string given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, string given in %s on line %d
- NULL
- -- Iteration 17 --
- Warning: array_walk() expects parameter 1 to be array, string given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, string given in %s on line %d
- NULL
- -- Iteration 18 --
- Warning: array_walk() expects parameter 1 to be array, string given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, string given in %s on line %d
- NULL
- -- Iteration 19 --
- Warning: array_walk() expects parameter 1 to be array, string given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, string given in %s on line %d
- NULL
- -- Iteration 20 --
- Warning: array_walk() expects parameter 1 to be array, resource given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, resource given in %s on line %d
- NULL
- -- Iteration 21 --
- Warning: array_walk() expects parameter 1 to be array, null given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, null given in %s on line %d
- NULL
- -- Iteration 22 --
- Warning: array_walk() expects parameter 1 to be array, null given in %s on line %d
- NULL
- Warning: array_walk() expects parameter 1 to be array, null given in %s on line %d
- NULL
- Done
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