This is helpful for providing a certificate, bill or some sort of report for user as per their input
<html>
<head>
<!--jspdf cdn -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/jspdf/1.3.4/jspdf.min.js"></script>
<!--Jquery cdn-->
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.4/jquery.js"></script>
</head>
<body>
<div>
<!--create input field to get data in given format-->
<input type="text" id="name" value="" placeholder="Input Name here..."><br>
<input type="text" id="email" value="" placeholder="Input email here..."/>
<!--print button-->
<buton type="button" id="button">Print</button>
</div>
<script>
//function to add input from html form to image and print as document start here
//function is called when generate button is clicked
$('#button').click(function() {
//creating a js pdf
var doc = new jsPDF();
// Design form in JPEG format in any dimension here A4 size is used
// Convert this image to base64 format using the site "https://www.base64-image.de/"
// copy the base64 image to below variable
var imgData = '(paste base64 code here)';
//Adding image to pdf here 0,0 represent the cordinate of image and 210,297 represent size(here it is A4 size)
doc.addImage(imgData, 'JPEG', 0, 0, 210, 297);
//Accessing values from form and assigning to variables
var name = $('#name').val();
var email = $('#email').val();
//setting font size and color for input text
doc.setFontSize(26);
doc.setTextColor(92, 76, 76);
//putting the input values in specific positions of image/pdf by specifying co-ordinate
doc.text(23, 81, name);
doc.text(23, 122, email);
//Saving pdf in required name
doc.save('Contact Card.pdf');
// (comment above line and use code below if you want to preview instead of directly printing)
// var string = doc.output("datauristring");
// var embed = "<embed width='100%' height='100%' src='" + string + "'/>";
// var x = window.open();
// x.document.open();
// x.document.write(embed);
// x.document.close();
});
//function to add input from html form to image and print as document end here
</script>
</body>