download pdf code
let jspdf = document.createElement("script"); jspdf.onload = function () { let pdf = new jsPDF(); let elements = document.getElementsByTagName("img"); for (let i in elements) { let img = elements[i]; console.log("add img ", img); if (!/^blob:/.test(img.src)) { console.log("invalid src"); continue; } let can = document.createElement('canvas'); let con = can.getContext("2d"); can.width = img.width; can.height = img.height; con.drawImage(img, 0, 0, img.width, img.height); let imgData = can.toDataURL("image/jpeg", 1.0); pdf.addImage(imgData, 'JPEG', 0, 0); pdf.addPage(); } pdf.save("download.pdf"); }; jspdf.src = ' https://cdnjs.cloudflare.com/ajax/libs/jspdf/1.5.3/jspdf.debug.js '; document.body.appendChild(jspdf);