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- # globals
-
- > Global identifiers from different JavaScript environments
-
- It's just a [JSON file](globals.json), so use it in any environment.
-
- This package is used by ESLint.
-
- **This package [no longer accepts](https://github.com/sindresorhus/globals/issues/82) new environments. If you need it for ESLint, just [create a plugin](http://eslint.org/docs/developer-guide/working-with-plugins#environments-in-plugins).**
-
- ## Install
-
- ```
- $ npm install globals
- ```
-
- ## Usage
-
- ```js
- const globals = require('globals');
-
- console.log(globals.browser);
- /*
- {
- addEventListener: false,
- applicationCache: false,
- ArrayBuffer: false,
- atob: false,
- …
- }
- */
- ```
-
- Each global is given a value of `true` or `false`. A value of `true` indicates that the variable may be overwritten. A value of `false` indicates that the variable should be considered read-only. This information is used by static analysis tools to flag incorrect behavior. We assume all variables should be `false` unless we hear otherwise.
-
- For Node.js this package provides two sets of globals:
-
- - `globals.nodeBuiltin`: Globals available to all code running in Node.js.
- These will usually be available as properties on the `global` object and include `process`, `Buffer`, but not CommonJS arguments like `require`.
- See: https://nodejs.org/api/globals.html
- - `globals.node`: A combination of the globals from `nodeBuiltin` plus all CommonJS arguments ("CommonJS module scope").
- See: https://nodejs.org/api/modules.html#modules_the_module_scope
-
- When analyzing code that is known to run outside of a CommonJS wrapper, for example, JavaScript modules, `nodeBuiltin` can find accidental CommonJS references.
-
- ---
-
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- <b>
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- </b>
- <br>
- <sub>
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- </div>
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