Export HTML Table to PDF using jsPDF

Export HTML Table to PDF using jsPDF

by Khadeer Mohammed

HTML

<script src="//netdna.bootstrapcdn.com/bootstrap/3.1.1/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.1.1/css/bootstrap.min.css">
<script src="http://mrrio.github.io/jsPDF/dist/jspdf.debug.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jspdf/1.3.3/jspdf.debug.js"></script>
<div id="customers">
    <table id="tab_customers" class="table table-striped">
        <colgroup>
            <col width="15%">
                <col width="15%">
                    <col width="15%">
                        <col width="15%">
                            <col width="15%">
                                <col width="25%">
        </colgroup>
        <thead>
            <tr class='warning'>
                <th>Region</th>
                <th>Peril</th>
                <th>Std Dev</th>
                <th>Expected Loss</th>
                <th>1% (100 yrs) TVAR</th>
                <th>4% (250 yrs) TVAR</th>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>اسمي خضير</td>
                <td>All Peril</td>
                <td>1,363,480,000</td>
                <td>10,907,648,067</td>
                <td>10,907,648,067</td>
                <td>10,907,648,067</td>
            </tr>
            <tr>
                <td>NA_CUSTOM (CUSTOM)</td>
                <td>Earthquake</td>
                <td>100,363,480,000</td>
                <td>10,907,648,067</td>
                <td>10,907,648,067</td>
                <td>10,907,648,067</td>
            </tr>
            <tr>
                <td>All</td>
                <td>All</td>
                <td>1,363</td>
                <td>10,907</td>
                <td>10,907</td>
                <td>907.32</td>
            </tr>
            <tr>
                <td>NA_CUSTOM</td>
                <td>EQ</td>
                <td>1,363</td>
                <td>10,907</td>
                <td>10,907</td>
                <td>907.32</td>
      ...

JavaScript

function demoFromHTML() {
    var pdf = new jsPDF('p', 'pt', 'letter');
    // source can be HTML-formatted string, or a reference
    // to an actual DOM element from which the text will be scraped.
    source = $('#customers')[0];

    // we support special element handlers. Register them with jQuery-style 
    // ID selector for either ID or node name. ("#iAmID", "div", "span" etc.)
    // There is no support for any other type of selectors 
    // (class, of compound) at this time.
    specialElementHandlers = {
        // element with id of "bypass" - jQuery style selector
        '#bypassme': function (element, renderer) {
            // true = "handled elsewhere, bypass text extraction"
            return true
        }
    };
    margins = {
        top: 80,
        bottom: 60,
        left: 10,
        width: 700
    };
    // all coords and widths are in jsPDF instance's declared units
    // 'inches' in this case
    pdf.fromHTML(
    source, // HTML string or DOM elem ref.
    margins.left, // x coord
    margins.top, { // y coord
        'width': margins.width, // max width of content on PDF
        'elementHandlers': specialElementHandlers
    },

    function (dispose) {
        // dispose: object with X, Y of the last line add to the PDF 
        //          this allow the insertion of new lines after html
        pdf.save('Test.pdf');
    }, margins);
}