<!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-8"> <form> <div class="form-group"> <input type="text" id="name" class="form-control"/> </div> <div class="form-inline"> <br /> <input type="number" placeholder="Length" class="form-control" id="p_length"/> </div> <br /> <div id="result"> </div> </form> </div> </div> </body> </html>
function generatePassword(){ var p_length = document.getElementById("p_length"); var name = document.getElementById("name"); if(name.value == "" || p_length.value == ""){ alert("Please complete the required field!") }else{ var num = parseInt(p_length.value); if(num > 0 && num <= 12){ var html = "<h4>Name:<label class='text-info'>"+name.value+"</label><h4>" + "<h4>Password: <label class='text-info'>"+randomPassword(p_length.value)+"</label></h4>"; document.getElementById("result").innerHTML = html; document.getElementById("p_length").value = ""; document.getElementById("name").value = ""; }else{ alert("Password length must have minumum of 1 and maximum of 12"); } } } function randomPassword(length){ var characters = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"; var newPassword = ""; for(var i = 0, j = characters.length; i < length; i++){ newPassword += characters.charAt(Math.floor(Math.random() * j)); } return newPassword; }