<!DOCTYPE html> <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"> </div> </nav> <div class="col-md-6 well"> <hr style="border-top:1px dotted #ccc;"/> <div class="col-md-4"> <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> </div> <div class="col-md-8"> <table id='row'> </table> </div> </div> </body> </html>
var data = [ {firstname: "John", lastname: "Smith", address: "New York"} ]; displayResult(data); rowDisplay(data); function displayResult(data){ var html = "" ; for(var i in data){ html += " {firstname:"+ "'"+data[i].firstname+"'"+", "+"lastname:'"+data[i].lastname+"'"+", "+"address:'"+data[i].address+"'"+"}<br />" ; } document.getElementById("result").innerHTML = html; firstname.value = ""; lastname.value = ""; address.value = ""; } function rowDisplay(data){ var table = "" ; var j=0; for(var i in data){ table += "<tr>"; table += "<td> Row index: " + j + " </td>" + "<td><button class='btn btn-danger btn-sm' onclick='deleteData("+i+")'>Delete</button></td>"; table += "</tr>"; j++; } document.getElementById("row").innerHTML = table; } function deleteData(index){ delete data[index]; alert("Deleted a row!"); rowDisplay(data); displayResult(data); } function addEntry(){ var firstname = document.getElementById("firstname"); var lastname = document.getElementById("lastname"); var address = document.getElementById("address"); if(firstname.value == "" || lastname.value == "" || address.value == ""){ alert("Please complete the required field first!"); }else{ var member = { 'firstname': firstname.value, 'lastname': lastname.value, 'address': address.value, }; data.push(member); displayResult(data); rowDisplay(data); } }