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child_process 子进程的 env 的值 #140

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lovelmh13 opened this issue Jul 26, 2021 · 0 comments

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lovelmh13 commented Jul 26, 2021

child_process.spawn 和 child_process.exec

自进程里有个 env，这个参数就是被执行命令所能访问到的环境变量。

这里面的 env 参数，但是指定是不行的，需要 { ...process.env, 'NODE_ENV': 'xxxx'}, 才行，如果不合并 process.env，env 是不完整的，所以会报错。

**注意：**如果使用子进程来对 vue-cli 的项目进行 build 等操作，一定要注意 env 里的 NODE_ENV，是否与项目当前环境需要的环境变量一致。

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