Add note about comments in .env files #3403
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You can put "comments" in .env files, because lines that don't start with letters or numbers are ignored - see [here](https://github.com/vuejs/vue-cli/blob/dev/packages/%40vue/cli-service/lib/util/loadEnv.js#L17) for the code that reads these files. I'm not sure if this constitutes "official" support for comments in .env files or not - or if it's just taking advantage of an implementation detail. Either way, I wanted to put comments into this file, so this was useful information to me - and something that I had to figure out myself. This commit adds a note about this to the docs, using the `#` to denote a comment line - although any non-alphanumeric char would work.
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Thanks for your insight. After looking into this issue deeper, I found much of our |
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You can put "comments" in .env files, because lines that don't start with letters or numbers are ignored - see here for the code that reads these files.
I'm not sure if this constitutes "official" support for comments in .env files or not - or if it's just taking advantage of an implementation detail.
Either way, I wanted to put comments into this file, so this was useful information to me - and something that I had to figure out myself.
This commit adds a note about this to the docs, using the
#to denote a comment line - although any non-alphanumeric char would work.