A source map file, like jquery.min.map , acts as a bridge between the compressed, "minified" version of jQuery ( jquery.min.js ) and the original, readable source code.
The easiest way to get the correct version of the map file is to download it directly from the official jQuery CDN . download jquery.min.map
: To save bandwidth, jQuery is stripped of whitespace and comments. This makes it fast for browsers but impossible for humans to read. A source map file, like jquery
: Check your HTML to see which version of jQuery you are using (e.g., 3.6.0, 3.7.1). This makes it fast for browsers but impossible
: This file tells the browser how the minified code maps back to the original source. When you open your browser console, it looks for this map so it can show you readable code instead of a single line of gibberish. How to Download jquery.min.map