Generate Table of Contents for GitHub Wiki using Markdown

github-wiki-toc.js

// Generate Table of Contents for GitHub Wiki using Markdown
// How to Use
// 1. Open the Wiki page in a modern browser, for example, Chrome
// 2. Open the Console of the developer tools using F12 or ⌥ + Cmd + I
// 3. Copy the code below
// 4. Run it in the Console, it will generate Markdown for "Table of Contents"
// 5. Copy and Paste in your Wiki page.

(function () {
    var toc = '**Table of Contents**\n';
    $('div#wiki-body div.markdown-body h2').each(function() {
        var title = $(this).text().trim();
        var link = title.replace(/\s+/g, '-').replace(/[^0-9a-zA-Z_.-]/g, '').toLowerCase()
        toc += '* [' + title + '](#' + link + ')\n';
    });
    console.log(toc);
})()