javascript matches regular expression code commented in js

This article mainly introduces how regular expressions match comments in JavaScript code. The code is given directly below. Friends who need it can refer to it. I hope it can help everyone.

Sometimes we need to remove js comments to reduce redundancy in the code. Sometimes too many comments lead to a large page size.

The comment icon is as follows:

1. Match multi-line comment regular expression:

/(?:^|\n|\r)\s*\/\*[\s\S]*?\*\/\s*(?:\r|\n|$)/g

2. Single-line comment regular expression:

/(?:^|\n|\r)\s*\/\/.*(?:\r|\n|$)/g

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