stugoo · August 15, 2013 14:14
diff --git a/string-email-address-extend.js b/string-email-address-extend.js
 // extend prototype to check email address on string
 String.prototype.checkEmail = function(){

    var e=/^([a-zA-Z0-9_\.\-\+])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;

    return e.test(this);
 };

 // usage
 // "[email protected]".checkEmail();  (returns true/false);
	// extend prototype to check email address on string
	String.prototype.checkEmail = function(){

	var e=/^([a-zA-Z0-9_\.\-\+])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;

	return e.test(this);
	};

	// usage
	// "[email protected]".checkEmail(); (returns true/false);