shengoo · August 29, 2015 14:00
diff --git a/Regex check email.html b/Regex check email.html
 <html>
  <head>
    <script type="text/javascript" language="javascript">
      function check() {
        var email = document.getElementById("in").value;
        if (/^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/.test(email)){
          document.getElementById("div1").innerHTML = "valid";
        }else{
          document.getElementById("div1").innerHTML = "invalid";
        }
      }
     
    </script>
  </head>
  <body>
    <div>
    Email:<input id="in" type="text" onkeyup="check();" />
      <div id="div1"></div>
    </div>
  </body>
 </html>
	<html>
	<head>
	<script type="text/javascript" language="javascript">
	function check() {
	var email = document.getElementById("in").value;
	if (/^\w+([-+.]\w+)@\w+([-.]\w+)\.\w+([-.]\w+)*$/.test(email)){
	document.getElementById("div1").innerHTML = "valid";
	}else{
	document.getElementById("div1").innerHTML = "invalid";
	}
	}

	</script>
	</head>
	<body>
	<div>
	Email:<input id="in" type="text" onkeyup="check();" />
	<div id="div1"></div>
	</div>
	</body>
	</html>