1--TEST-- 2method_exists() on userspace classes; static & non-static methods with various visibilities. 3--FILE-- 4<?php 5/* Prototype : proto bool is_subclass_of(object object, string class_name) 6 * Description: Returns true if the object has this class as one of its parents 7 * Source code: Zend/zend_builtin_functions.c 8 * Alias to functions: 9 */ 10 11Class B { 12 public function inherit_pub() {} 13 protected function inherit_prot() {} 14 private function inherit_priv() {} 15 static public function inherit_static_pub() {} 16 static protected function inherit_static_prot() {} 17 static private function inherit_static_priv() {} 18} 19 20Class C extends B { 21 public function pub() {} 22 protected function prot() {} 23 private function priv() {} 24 static public function static_pub() {} 25 static protected function static_prot() {} 26 static private function static_priv() {} 27} 28 29 30$methods = array( 31 'inherit_pub', 'inherit_prot', 'inherit_priv', 32 'inherit_static_pub', 'inherit_static_prot', 'inherit_static_priv', 33 'pub', 'prot', 'priv', 34 'static_pub', 'static_prot', 'static_priv', 35 'non_existent'); 36 37echo "\n ---(Using string class name)---\n"; 38foreach ($methods as $method) { 39 echo "Does C::$method exist? "; 40 var_dump(method_exists("C", $method)); 41} 42 43echo "\n ---(Using object)---\n"; 44$myC = new C; 45foreach ($methods as $method) { 46 echo "Does C::$method exist? "; 47 var_dump(method_exists($myC, $method)); 48} 49 50echo "Done"; 51?> 52--EXPECTF-- 53 ---(Using string class name)--- 54Does C::inherit_pub exist? bool(true) 55Does C::inherit_prot exist? bool(true) 56Does C::inherit_priv exist? bool(true) 57Does C::inherit_static_pub exist? bool(true) 58Does C::inherit_static_prot exist? bool(true) 59Does C::inherit_static_priv exist? bool(true) 60Does C::pub exist? bool(true) 61Does C::prot exist? bool(true) 62Does C::priv exist? bool(true) 63Does C::static_pub exist? bool(true) 64Does C::static_prot exist? bool(true) 65Does C::static_priv exist? bool(true) 66Does C::non_existent exist? bool(false) 67 68 ---(Using object)--- 69Does C::inherit_pub exist? bool(true) 70Does C::inherit_prot exist? bool(true) 71Does C::inherit_priv exist? bool(true) 72Does C::inherit_static_pub exist? bool(true) 73Does C::inherit_static_prot exist? bool(true) 74Does C::inherit_static_priv exist? bool(true) 75Does C::pub exist? bool(true) 76Does C::prot exist? bool(true) 77Does C::priv exist? bool(true) 78Does C::static_pub exist? bool(true) 79Does C::static_prot exist? bool(true) 80Does C::static_priv exist? bool(true) 81Does C::non_existent exist? bool(false) 82Done 83