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How Can I Generate PDFs from HTML Divs Using JavaScript?

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2024-12-03 14:13:15175browse
<p>How Can I Generate PDFs from HTML Divs Using JavaScript?

<p>Generate PDFs from HTML Divs Using JavaScript

<p>Problem:

<p>Converting HTML content within a specific div element to a PDF using JavaScript. The generated PDF should automatically download with a preferred file name.

<p>Solution Using jsPDF with Plugins:

  1. <p>Include the following jsPDF plugins:

    • jspdf.plugin.from_html.js
    • jspdf.plugin.split_text_to_size.js
    • jspdf.plugin.standard_fonts_metrics.js
  2. <p>Ignore unwanted HTML elements by assigning them an ID and excluding them in the jsPDF element handler:

    <p>
  3. <p>Use doc.fromHTML to convert the HTML content to PDF:

    var doc = new jsPDF();
    var source = window.document.getElementsByTagName("body")[0];
    doc.fromHTML(source, 15, 15, { width: 180, elementHandlers: elementHandler });
  4. <p>Automatically open the PDF in a new window:

    doc.output("dataurlnewwindow");
<p>Additional Notes:

  • Custom element handlers can only match elements with IDs.
  • jsPDF loses CSS styles during conversion, but supports formatting of headings (h1, h2, etc.).
  • Only text within text nodes will be printed, not the values of textareas or similar input fields.

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