<!DOCTYPE html> <html> <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;"/> <div class="col-md-4"> <div class="form-group"> <input type="number" class="form-control" id="number"/> </div> </div> <br /> <div class="col-md-8"> <table class="table table-bordered"> </table> </div> </div> </body> </html>
function displayTable(){ var number = document.getElementById('number').value; if(number == ""){ alert("Enter some number first"); }else{ var digit = 0; if(number <= 0){ digit = 1; document.getElementById('number').value = 1; }else if(number > 10){ digit = 10; document.getElementById('number').value = 10; }else{ digit = number; } var data = ""; for(var i = 1; i <= digit; i++) { data += "<tr class='alert-info'>"; for(var j = 1; j <= 10; j++){ data += "<td>"+i*j+"</td>"; } data += "</tr>"; } document.getElementById('data').innerHTML = data; } } document.getElementById("number").onkeyup=function(){ var input=parseInt(this.value); if(input > 10){ this.value = 10; } if(input < 0){ this.value = 1; } }