CloseTag | الشروحات | Java Script | أحداث form في لغة جافا سكريبت | JavaScript Form Events

<!DOCTYPE html>
<html>
<head>
<style>
 .input
 {
   height:30px;
   width:30%;
 }
</style>
</head>
<body>
<h1>JavaScript on focus </h1>
<p id="paragraph">border color will change , after focus</p>
<input type="text" class="input" placeholder="Enter Username" onfocus="this.style.border='2px solid red';">
</body>
</html>