--TEST-- Test checkdate() function : usage variation - Passing unexpected values to third argument $year. --FILE-- 1, 'two' => 2); // resource $file_handle = fopen(__FILE__, 'r'); //array of values to iterate over $inputs = array( // float data 'float 10.5' => 10.5, 'float -10.5' => -10.5, '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' => '', // string data 'string DQ' => "string", 'string SQ' => 'string', 'mixed case string' => "sTrInG", 'heredoc' => $heredoc, // object data 'instance of classWithToString' => new classWithToString(), 'instance of classWithoutToString' => new classWithoutToString(), // undefined data 'undefined var' => @$undefined_var, // unset data 'unset var' => @$unset_var, // resource 'resource' => $file_handle ); $day = 2; $month = 7; foreach($inputs as $variation =>$year) { echo "\n-- $variation --\n"; var_dump( checkdate($month, $day, $year) ); }; // closing the resource fclose( $file_handle); ?> ===DONE=== --EXPECTF-- *** Testing checkdate() : usage variation - unexpected values to third argument $year*** -- float 10.5 -- bool(true) -- float -10.5 -- bool(false) -- float .5 -- bool(false) -- empty array -- Warning: checkdate() expects parameter 3 to be long, array given in %s on line %d bool(false) -- int indexed array -- Warning: checkdate() expects parameter 3 to be long, array given in %s on line %d bool(false) -- associative array -- Warning: checkdate() expects parameter 3 to be long, array given in %s on line %d bool(false) -- nested arrays -- Warning: checkdate() expects parameter 3 to be long, array given in %s on line %d bool(false) -- uppercase NULL -- bool(false) -- lowercase null -- bool(false) -- lowercase true -- bool(true) -- lowercase false -- bool(false) -- uppercase TRUE -- bool(true) -- uppercase FALSE -- bool(false) -- empty string DQ -- Warning: checkdate() expects parameter 3 to be long, string given in %s on line %d bool(false) -- empty string SQ -- Warning: checkdate() expects parameter 3 to be long, string given in %s on line %d bool(false) -- string DQ -- Warning: checkdate() expects parameter 3 to be long, string given in %s on line %d bool(false) -- string SQ -- Warning: checkdate() expects parameter 3 to be long, string given in %s on line %d bool(false) -- mixed case string -- Warning: checkdate() expects parameter 3 to be long, string given in %s on line %d bool(false) -- heredoc -- Warning: checkdate() expects parameter 3 to be long, string given in %s on line %d bool(false) -- instance of classWithToString -- Warning: checkdate() expects parameter 3 to be long, object given in %s on line %d bool(false) -- instance of classWithoutToString -- Warning: checkdate() expects parameter 3 to be long, object given in %s on line %d bool(false) -- undefined var -- bool(false) -- unset var -- bool(false) -- resource -- Warning: checkdate() expects parameter 3 to be long, resource given in %s on line %d bool(false) ===DONE===