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Annotation of embedaddon/php/ext/standard/tests/array/array_walk_variation8.phpt, revision 1.1.1.1

1.1       misho       1: --TEST--
                      2: Test array_walk() function : usage variations - buit-in function as callback
                      3: --FILE--
                      4: <?php
                      5: /* Prototype  : bool array_walk(array $input, string $funcname [, mixed $userdata])
                      6:  * Description: Apply a user function to every member of an array 
                      7:  * Source code: ext/standard/array.c
                      8: */
                      9: 
                     10: /*
                     11:  * Passing different buit-in functionns as callback function
                     12:  *    pow function
                     13:  *    min function
                     14:  *    echo language construct
                     15: */
                     16: 
                     17: echo "*** Testing array_walk() : built-in function as callback ***\n";
                     18: 
                     19: $input = array(2 => 1, 65, 98, 100, 6 => -4);
                     20: 
                     21: echo "-- With 'pow' built-in function --\n";
                     22: var_dump( array_walk($input, 'pow'));
                     23: 
                     24: echo "-- With 'min' built-in function --\n";
                     25: var_dump( array_walk($input, "min"));
                     26: 
                     27: echo "-- With 'echo' language construct --\n";
                     28: var_dump( array_walk($input, "echo"));
                     29: 
                     30: echo "Done"
                     31: ?>
                     32: --EXPECTF--
                     33: *** Testing array_walk() : built-in function as callback ***
                     34: -- With 'pow' built-in function --
                     35: bool(true)
                     36: -- With 'min' built-in function --
                     37: bool(true)
                     38: -- With 'echo' language construct --
                     39: 
                     40: Warning: array_walk() expects parameter 2 to be a valid callback, function 'echo' not found or invalid function name in %s on line %d
                     41: NULL
                     42: Done