There are several types of comments in javascript

There are three types of JavaScript comments, namely: 1. Multi-line comments, starting with "/*" and ending with "*/", with the syntax "/* comment content*/"; 2. Single-line comments Comments start with double slashes "//", and the syntax is "//comment content"; 3. Line comments, the syntax is "3a3f0728edfa12baa33f12affe9785e1 after it. This is different from html comments.

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