<!DOCTYPE hmtl> <html lang="en"> <head> <meta charset="UTF-8" name="viewport" content="width=device-width, initial-scale=1"/> <link rel="stylesheet" type="text/css" href="css/bootstrap.css" /> </head> <body> <nav class="navbar navbar-default"> <div class="container-fluid"> </nav> <div class="col-md-6 well"> <hr style="border-top:1px dotted #ccc;"/> <div class="col-md-4"> <form> <div class="form-group"> <input type="text" id="firstname" class="form-control" /> </div> <div class="form-group"> <input type="text" id="lastname" class="form-control" /> </div> <div class="form-group"> <input type="text" id="address" class="form-control" /> </div> </form> </div> <div class="col-md-8"> <table class="table table-bordered"> <thead class="alert-info"> <tr> </tr> </thead> </table> </div> </div> </body> </html>
function addData(){ var firstname=document.getElementById('firstname').value; var lastname=document.getElementById('lastname').value; var address=document.getElementById('address').value; if(firstname =="" || lastname =="" || address==""){ alert("Please enter something first!"); }else{ var html=""; html="<tr><td>"+firstname+"</td><td>"+lastname+"</td><td>"+address+"</td></tr>"; document.getElementById('result').innerHTML+=html; document.getElementById('firstname').value=""; document.getElementById('lastname').value=""; document.getElementById('address').value=""; } }