DartGDExtensionInterfaceStringOperatorPlusEqStringFunction typedef
DartGDExtensionInterfaceStringOperatorPlusEqStringFunction =
void Function(Pointer<Void> p_class_userdata, GDExtensionClassInstancePtr p_instance)
Implementation
typedef DartGDExtensionInterfaceStringOperatorPlusEqStringFunction =
void Function(GDExtensionStringPtr p_self, GDExtensionConstStringPtr p_b);