Here is my code
let input = document.querySelector('input'); var textarea = document.getElementsByClassName('area')[0]; var txtreplace = document.getElementsByClassName('demo')[0]; window.addEventListener('load', function () { input.addEventListener('change', () => { let files = input.files; if (files.length == 0) return; const file = files[0]; let reader = new FileReader(); const fruits = []; reader.onload = (e) => { const file = e.target.result; const lines = file.split(/\r\n|\n/); //console.log(lines.length); textarea.value = lines.join('\n'); lines.forEach(function (arrayItem) { //console.log(arrayItem.replace("\u001bE", "")); var arr1 = arrayItem.replace("\u001bE", ""); var arr2 = arr1.replace("\u001bF", ""); fruits.push(arr2); }); console.log(fruits.length); if (parseInt(fruits.length) > 0) { console.log(fruits); txtreplace.innerHTML = fruits; } };reader.onerror = (e) => alert(e.target.error.name); reader.readAsText(file); }); }, false); function printDiv() { var divContents = document.getElementsByClassName("demo").innerHTML; var a = window.open('', '', 'height=500, width=500'); a.document.write('<html>'); a.document.write('<body > <h1>Print PDF <br>'); a.document.write(divContents); a.document.write('</body></html>'); a.document.close(); a.print(); } </script> </body>