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Tue Feb 21 23:48:03 2012 UTC (12 years, 4 months ago) by misho
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--TEST-- Test uksort() function : usage variation --FILE-- <?php /* Prototype : bool uksort(array array_arg, string cmp_function) * Description: Sort an array by keys using a user-defined comparison function * Source code: ext/standard/array.c * Alias to functions: */ echo "*** Testing uksort() : usage variation ***\n"; // Initialise function arguments not being substituted (if any) $array_arg = array(1, 2); //get an unset variable $unset_var = 10; unset ($unset_var); // define some classes class classWithToString { public function __toString() { return "Class A object"; } } class classWithoutToString { } // heredoc string $heredoc = <<<EOT hello world EOT; // add arrays $index_array = array (1, 2, 3); $assoc_array = array ('one' => 1, 'two' => 2); //array of values to iterate over $inputs = array( // int data 'int 0' => 0, 'int 1' => 1, 'int 12345' => 12345, 'int -12345' => -2345, // float data 'float 10.5' => 10.5, 'float -10.5' => -10.5, 'float 12.3456789000e10' => 12.3456789000e10, 'float -12.3456789000e10' => -12.3456789000e10, 'float .5' => .5, // array data 'empty array' => array(), 'int indexed array' => $index_array, 'associative array' => $assoc_array, 'nested arrays' => array('foo', $index_array, $assoc_array), // null data 'uppercase NULL' => NULL, 'lowercase null' => null, // boolean data 'lowercase true' => true, 'lowercase false' =>false, 'uppercase TRUE' =>TRUE, 'uppercase FALSE' =>FALSE, // empty data 'empty string DQ' => "", 'empty string SQ' => '', // object data 'instance of classWithToString' => new classWithToString(), 'instance of classWithoutToString' => new classWithoutToString(), // undefined data 'undefined var' => @$undefined_var, // unset data 'unset var' => @$unset_var, ); // loop through each element of the array for cmp_function foreach($inputs as $key =>$value) { echo "\n--$key--\n"; var_dump( uksort($array_arg, $value) ); }; ?> ===DONE=== --EXPECTF-- *** Testing uksort() : usage variation *** --int 0-- Warning: uksort() expects parameter 2 to be a valid callback, no array or string given in %suksort_variation2.php on line %d NULL --int 1-- Warning: uksort() expects parameter 2 to be a valid callback, no array or string given in %suksort_variation2.php on line %d NULL --int 12345-- Warning: uksort() expects parameter 2 to be a valid callback, no array or string given in %suksort_variation2.php on line %d NULL --int -12345-- Warning: uksort() expects parameter 2 to be a valid callback, no array or string given in %suksort_variation2.php on line %d NULL --float 10.5-- Warning: uksort() expects parameter 2 to be a valid callback, no array or string given in %suksort_variation2.php on line %d NULL --float -10.5-- Warning: uksort() expects parameter 2 to be a valid callback, no array or string given in %suksort_variation2.php on line %d NULL --float 12.3456789000e10-- Warning: uksort() expects parameter 2 to be a valid callback, no array or string given in %suksort_variation2.php on line %d NULL --float -12.3456789000e10-- Warning: uksort() expects parameter 2 to be a valid callback, no array or string given in %suksort_variation2.php on line %d NULL --float .5-- Warning: uksort() expects parameter 2 to be a valid callback, no array or string given in %suksort_variation2.php on line %d NULL --empty array-- Warning: uksort() expects parameter 2 to be a valid callback, array must have exactly two members in %suksort_variation2.php on line %d NULL --int indexed array-- Warning: uksort() expects parameter 2 to be a valid callback, array must have exactly two members in %suksort_variation2.php on line %d NULL --associative array-- Warning: uksort() expects parameter 2 to be a valid callback, first array member is not a valid class name or object in %suksort_variation2.php on line %d NULL --nested arrays-- Warning: uksort() expects parameter 2 to be a valid callback, array must have exactly two members in %suksort_variation2.php on line %d NULL --uppercase NULL-- Warning: uksort() expects parameter 2 to be a valid callback, no array or string given in %suksort_variation2.php on line %d NULL --lowercase null-- Warning: uksort() expects parameter 2 to be a valid callback, no array or string given in %suksort_variation2.php on line %d NULL --lowercase true-- Warning: uksort() expects parameter 2 to be a valid callback, no array or string given in %suksort_variation2.php on line %d NULL --lowercase false-- Warning: uksort() expects parameter 2 to be a valid callback, no array or string given in %suksort_variation2.php on line %d NULL --uppercase TRUE-- Warning: uksort() expects parameter 2 to be a valid callback, no array or string given in %suksort_variation2.php on line %d NULL --uppercase FALSE-- Warning: uksort() expects parameter 2 to be a valid callback, no array or string given in %suksort_variation2.php on line %d NULL --empty string DQ-- Warning: uksort() expects parameter 2 to be a valid callback, function '' not found or invalid function name in %suksort_variation2.php on line %d NULL --empty string SQ-- Warning: uksort() expects parameter 2 to be a valid callback, function '' not found or invalid function name in %suksort_variation2.php on line %d NULL --instance of classWithToString-- Warning: uksort() expects parameter 2 to be a valid callback, no array or string given in %suksort_variation2.php on line %d NULL --instance of classWithoutToString-- Warning: uksort() expects parameter 2 to be a valid callback, no array or string given in %suksort_variation2.php on line %d NULL --undefined var-- Warning: uksort() expects parameter 2 to be a valid callback, no array or string given in %suksort_variation2.php on line %d NULL --unset var-- Warning: uksort() expects parameter 2 to be a valid callback, no array or string given in %suksort_variation2.php on line %d NULL ===DONE===