1--TEST-- 2filter_var() and FILTER_CALLBACK 3--SKIPIF-- 4<?php if (!extension_loaded("filter")) die("skip"); ?> 5--FILE-- 6<?php 7 8/* Simple callback function */ 9function test($var) { 10 return strtoupper($var); 11} 12 13var_dump(filter_var("data", FILTER_CALLBACK, array("options"=>"test"))); 14var_dump(filter_var("~!@#$%^&*()_QWERTYUIOPASDFGHJKLZXCVBNM<>>?\"}{:", FILTER_CALLBACK, array("options"=>"test"))); 15var_dump(filter_var("", FILTER_CALLBACK, array("options"=>"test"))); 16var_dump(filter_var("qwe", FILTER_CALLBACK, array("options"=>"no such func"))); 17var_dump(filter_var("qwe", FILTER_CALLBACK, array("options"=>""))); 18var_dump(filter_var("qwe", FILTER_CALLBACK)); 19 20/* Simple class method callback */ 21class test_class { 22 static function test ($var) { 23 return strtolower($var); 24 } 25} 26 27var_dump(filter_var("dAtA", FILTER_CALLBACK, array("options"=>array("test_class", "test")))); 28var_dump(filter_var("~!@#$%^&*()_QWERTYUIOPASDFGHJKLZXCVBNM<>>?\"}{:", FILTER_CALLBACK, array("options"=>array("test_class","test")))); 29var_dump(filter_var("", FILTER_CALLBACK, array("options"=>array("test_class","test")))); 30 31/* empty function without return value */ 32function test1($var) { 33} 34 35var_dump(filter_var("data", FILTER_CALLBACK, array("options"=>"test1"))); 36var_dump(filter_var("~!@#$%^&*()_QWERTYUIOPASDFGHJKLZXCVBNM<>>?\"}{:", FILTER_CALLBACK, array("options"=>"test1"))); 37var_dump(filter_var("", FILTER_CALLBACK, array("options"=>"test1"))); 38 39/* attempting to change data by reference */ 40function test2(&$var) { 41 $var = 1; 42} 43 44var_dump(filter_var("data", FILTER_CALLBACK, array("options"=>"test2"))); 45var_dump(filter_var("~!@#$%^&*()_QWERTYUIOPASDFGHJKLZXCVBNM<>>?\"}{:", FILTER_CALLBACK, array("options"=>"test2"))); 46var_dump(filter_var("", FILTER_CALLBACK, array("options"=>"test2"))); 47 48/* unsetting data */ 49function test3(&$var) { 50 unset($var); 51} 52 53var_dump(filter_var("data", FILTER_CALLBACK, array("options"=>"test3"))); 54var_dump(filter_var("~!@#$%^&*()_QWERTYUIOPASDFGHJKLZXCVBNM<>>?\"}{:", FILTER_CALLBACK, array("options"=>"test3"))); 55var_dump(filter_var("", FILTER_CALLBACK, array("options"=>"test3"))); 56 57/* unset data and return value */ 58function test4(&$var) { 59 unset($var); 60 return 1; 61} 62 63var_dump(filter_var("data", FILTER_CALLBACK, array("options"=>"test4"))); 64 65/* thrown exception in the callback */ 66function test5(&$var) { 67 throw new Exception("test"); 68} 69 70try { 71 var_dump(filter_var("data", FILTER_CALLBACK, array("options"=>"test5"))); 72} catch (Exception $e) { 73 var_dump($e->getMessage()); 74} 75 76echo "Done\n"; 77?> 78--EXPECTF-- 79string(4) "DATA" 80string(46) "~!@#$%^&*()_QWERTYUIOPASDFGHJKLZXCVBNM<>>?"}{:" 81string(0) "" 82 83Warning: filter_var(): First argument is expected to be a valid callback in %s on line %d 84NULL 85 86Warning: filter_var(): First argument is expected to be a valid callback in %s on line %d 87NULL 88 89Warning: filter_var(): First argument is expected to be a valid callback in %s on line %d 90NULL 91string(4) "data" 92string(46) "~!@#$%^&*()_qwertyuiopasdfghjklzxcvbnm<>>?"}{:" 93string(0) "" 94NULL 95NULL 96NULL 97NULL 98NULL 99NULL 100NULL 101NULL 102NULL 103int(1) 104string(4) "test" 105Done 106
