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doc: add more details to process.env #4924

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Jan 30, 2016
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doc: add more details to process.env #4924

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25 changes: 25 additions & 0 deletions doc/api/process.markdown
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Original file line number Diff line number Diff line change
Expand Up @@ -424,6 +424,31 @@ process.env.foo = 'bar';
console.log(process.env.foo);
```

Assigning a property on `process.env` will implicitly convert the value
to a string.

Example:
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Maybe scrap that Example: and end the sentence above in a :?

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I'm personally a fan of explicitly marking it as an example, but either way. It seems to be split pretty evenly in that file.

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Yeah, there's a few example markers already in that file, so I guess it's fine.


```js
process.env.test = null;
console.log(process.env.test);
// => 'null'
process.env.test = undefined;
console.log(process.env.test);
// => 'undefined'
```

Use `delete` to delete a property from `process.env`.

Example:
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Same here.


```js
process.env.TEST = 1;
delete process.env.TEST;
console.log(process.env.TEST);
// => undefined
```

## process.execArgv

This is the set of Node.js-specific command line options from the
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