property_exists Checks if the object or class has a property &reftitle.description; boolproperty_exists mixedclass stringproperty This function checks if the given property exists in the specified class (and if it is accessible from the current scope). As opposed with isset, property_exists returns &true; even if the property has the value &null;. &reftitle.parameters; class A string with the class name or an object of the class to test for property The name of the property &reftitle.returnvalues; Returns &true; if the property exists, &false; if it doesn't exist or &null; in case of an error. &reftitle.examples; ]]> &reftitle.seealso; method_exists