I want to displaying filled form data using javascript
I m working on single page application concept.
signup.html
- <!DOCTYPE html>  
 - <html>  
 - <head>  
 -     <title></title>  
 -     <meta charset="utf-8" />  
 -     <script src="https://code.jquery.com/jquery-3.4.1.min.js"></script>  
 -     <script src="signup.js"></script>  
 - </head>  
 - <body>  
 -     <form id="txtPersonalInformation">  
 -         <h1>Personal Information</h1>  
 -         First Name:<input id="txtfname" type="text" /><br />  
 -         Middle Name:<input id="txtmname" type="text" /><br />  
 -         Last Name:<input id="txtlname" type="text" /><br />  
 -         <input id="btnnext" type="button" value="Next" />  
 -     </form>  
 - </body>  
 - </html>  
 
 signup.js
-   
 -  $(document).ready(function () {  
 -      $('#btnnext').click(function (event) {  
 -          $("#txtPersonalInformation").load("ContactInformation.html #txtContactInformation");  
 -      });  
 -  });  
 
 ContactInformation.html
- <!DOCTYPE html>  
 - <html>  
 - <head>  
 -     <title></title>  
 -     <meta charset="utf-8" />  
 -     <script src="https://code.jquery.com/jquery-3.4.1.min.js"></script>  
 -     <script src="ContactInformation.js"></script>  
 - </head>  
 - <body>  
 -     <form id="txtContactInformation">  
 -         <h1>Contact Information</h1>  
 -         Email Id:<input id="txtemailid" type="text" /><br />  
 -         Password:<input id="txtpass" type="password" /><br />  
 -         Contact No:<input id="txtcontactno" type="number" /><br />  
 -         <input id="btnsubmit" type="button" value="Submit" />  
 -     </form>   
 - </body>  
 - </html>  
 
 ContactInformation.js
- $(document).ready(function () {  
 -     $('#btnsubmit').click(function (event) {  
 -         debugger  
 -           
 -        $("#txtContactInformation").load("/signup.html #txtPersonalInformation");   
 -        $("#txtContactInformation").load("/ContactInformation.html #txtContactInformation");   
 -          
 -     });  
 - });  
 
when user filled the form data and i want to display there data?