as mentioned, @ babel/preset-env is undefined? in non-loose mode. If I change it to loose mode, I can. Why is that?
the babel version is 7 and the webpack version is 4
as mentioned, @ babel/preset-env is undefined? in non-loose mode. If I change it to loose mode, I can. Why is that?
the babel version is 7 and the webpack version is 4
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originally run directly in the browser (Chrome 65) will report ReferenceError errors, but after babel conversion, and then run, it will be undefined, these two errors are completely different, does it mean that the conversion of babel is not complete? ...
babel ES7 decorator plug-in, it seems that can only be used on Class, how to break? ...
to use es2017 s asynchronous functions in your project. so when using gulp to process js files, I used babel-preset-env and babel-plugin-transform-runtime . the require syntax of nodejs appears after parsing, so the browser reported an...
I just want to use babel to change jsx to js. The syntax of other grammars (arrow function, spread) is not polyfill. .babelrc { "presets": [ "react" ] } in this way, configuration compilation will report an error that does ...