1--TEST-- 2Test preg_match_all() function : error conditions - wrong arg types 3--FILE-- 4<?php 5/* 6* proto int preg_match_all(string pattern, string subject, array subpatterns [, int flags [, int offset]]) 7* Function is implemented in ext/pcre/php_pcre.c 8*/ 9error_reporting(E_ALL&~E_NOTICE); 10/* 11* Testing how preg_match_all reacts to being passed the wrong type of input argument 12*/ 13echo "*** Testing preg_match_all() : error conditions ***\n"; 14$regex = '/[a-zA-Z]/'; 15$value = new stdclass(); //Object 16var_dump(preg_match_all($regex, $value, $matches)); 17var_dump($matches); 18$input = array(array('this is', 'a subarray'), 'test',); 19foreach($input as $value) { 20 print "\nArg value is: $value\n"; 21 var_dump(preg_match_all($regex, $value, $matches)); 22 var_dump($matches); 23} 24echo "Done"; 25?> 26--EXPECTF-- 27*** Testing preg_match_all() : error conditions *** 28 29Warning: preg_match_all() expects parameter 2 to be string, object given in %spreg_match_all_error2.php on line %d 30bool(false) 31NULL 32 33Arg value is: Array 34 35Warning: preg_match_all() expects parameter 2 to be string, array given in %spreg_match_all_error2.php on line %d 36bool(false) 37NULL 38 39Arg value is: test 40int(4) 41array(1) { 42 [0]=> 43 array(4) { 44 [0]=> 45 string(1) "t" 46 [1]=> 47 string(1) "e" 48 [2]=> 49 string(1) "s" 50 [3]=> 51 string(1) "t" 52 } 53} 54Done 55