So I am hoping this trick will help both me and you in the future: S (p) lice = Slice + (p) => Slice + in (p) laceĪ() is used to slice an array from the start point to the end point, excluding the end.Īs the name suggests, it is used to slice elements out of an array. Join over 14k others.This title could have been "how not to get confused between JavaScript's splice and slice," because I can never remember the difference between the two. Hate the complexity of modern front‑end web development? I send out a short email each weekday on how to build a simpler, more resilient web. Build your first JS library in a few hours. Get 45 lessons, 7 projects, and 1 rock solid foundation for your JavaScript journey. □ Learn JavaScript is a FREE JavaScript course and ebook for beginners. The one benefit of om()-being able to modify items-is better handled by Array.map() (more on that in a future post). I would only really use it to convert things into arrays that aren’t already.Īrray.slice() has much better browser support and does more stuff. Personally, I think applications for om() are pretty limited. You can push support back to at least IE9 with a polyfill, though. The om() method works in all modern browsers, too, but has no IE support (only Edge). The Array.slice() method works in all modern browsers, and IE6 and up. from ( sandwiches, function ( sandwich ) ) Browser Compatibility
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