How to solve the error problem when writing react code in webstrom

The solution to webstrom's error when writing react code: first open the webstrom software; then open the corresponding react file; and finally set the JavaScript version to "JSX Harmony".

The operating environment of this tutorial: windows7 system, webstorm2020.3&&react16.4.0 version, Dell G3 computer.

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Using reactjs syntax to report errors in WebStorm

Set the JavaScript version to JSX Harmony. Generally, there will be a prompt for you to switch on the page where you write the react code. Just click the switch in the upper right corner;

If there is no prompt in the upper right corner, settings => ; Languages & Frameworks => JavaScript => Just change the JavaScript language version

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