mrbusche/gist:e6f3b93a51715654edaf

Created June 2, 2014 14:19

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Bookmarklet to check for duplicate IDs

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gistfile1.txt

javascript:(function () { var ids = {}; var found = false; $('[id]').each(function() { if (this.id && ids[this.id]) { found = true; console.warn('Duplicate ID #'+this.id); } ids[this.id] = 1; }); if (!found) console.log('No duplicate IDs found'); })();

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