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Tag: polyfills

Where is low level code of Javascript standard built-in objects?

I’m looking for the way to get low level code of javascript built-in function. For example, there is an polyfill(I want like this form and I call this low level code in my way) in mdn site of ‘Array.prototype.indexOf()’ (https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/indexOf) And I get to understand that it is kinda low level code of built-in method. Here is my question, where

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