Two Way binding

Two Way binding using vanilla javaScript

by Deepanshu Sharma

HTML

<title>Deeps_Creation</title>
<body>
    <legend>Two Way binding using Vanilla Javascript</legend> <br><br>
    
Name : <input type="text" class="username" onkeyup="twoWay(event)" >
<input type="text" class="username" onkeyup="twoWay(event)"> <br>
Age : <input type="text" class="age" onkeyup="twoWay(event)" >
<input type="text" class="age" onkeyup="twoWay(event)">
<input type="text" class="age" onkeyup="twoWay(event)">
</body>

JavaScript

twoWay=function(event){
var elem =document.getElementsByClassName(event.currentTarget.className);
for(var key in elem){
    elem[key].value=event.currentTarget.value;
}
}