1、 Resolution:
Literal meaning: Vue is not defined, that is, the introduction of Vue source code;
2、 Try to resolve:
1: Try 1: check whether the Vue source code import (path and script tag) is wrong
2: try 2: there is no problem with the import syntax, that is, check whether there is a Vue source code file in the target folder, and find no (reason: I added the Vue source code file manually later, but it was not generated in time in the target)
3、 Solution steps:
Click clean to clean and regenerate the target file. The Vue source code is successfully introduced and the error is resolved;
Screenshot:
Read More:
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