Merge pull request #362 from ChenKun1997/patch-2

The debounce function does not work if 'immediate' is true

README.md

@@ -1910,11 +1910,11 @@ Create a new function that calls _func_ with _thisArg_ and _args_.
 	return function() {
 		var context = this, args = arguments;
 		clearTimeout(timeout);
+		if (immediate && !timeout) func.apply(context, args);
 		timeout = setTimeout(function() {
 			timeout = null;
 			if (!immediate) func.apply(context, args);
 		}, wait);
-		if (immediate && !timeout) func.apply(context, args);
 	};
 }