![Stefan Judis no Twitter: "TIL `addEventListener` accepts callback functions and(!) EventListener objects. 😲 #javascript TIL post: https://t.co/ckrq8dvCis https://t.co/zfTBSo5RHz" / Twitter Stefan Judis no Twitter: "TIL `addEventListener` accepts callback functions and(!) EventListener objects. 😲 #javascript TIL post: https://t.co/ckrq8dvCis https://t.co/zfTBSo5RHz" / Twitter](https://pbs.twimg.com/media/Eok3ZMqXUAQV2nc.jpg:large)
Stefan Judis no Twitter: "TIL `addEventListener` accepts callback functions and(!) EventListener objects. 😲 #javascript TIL post: https://t.co/ckrq8dvCis https://t.co/zfTBSo5RHz" / Twitter
Wes Bos on Twitter: "🔥 jQuery's .one() in vanilla JS: Set once boolean in addEventListener() to unbind after the first event. https://t.co/BsWK20w5Jw" / Twitter
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TypeError: el.classList is undefined - JavaScript - SitePoint Forums | Web Development & Design Community
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