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Reactjs - Core面试题及答案（三）

27. How to write comments in React?

The comments in React/JSX are similar to JavaScript Multiline comments but are wrapped in curly braces.
Single-line comments:
<div>
  {/* Single-line comments(In vanilla JavaScript, the single-line comments are represented by double slash(//)) */}
  {`Welcome ${user}, let's play React`}
</div>
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    Lightman Wang
    Reviewer: Lightman WangFounder of JR Academy