ReflectionFunctionAbstract::inNamespace Checks if function in namespace &reftitle.description; public boolReflectionFunctionAbstract::inNamespace Checks whether a function is defined in a namespace. &reftitle.parameters; &no.function.parameters; &reftitle.returnvalues; &true; if it's in a namespace, otherwise &false; &reftitle.seealso; ReflectionFunctionAbstract::getNamespaceName namespaces