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javascript/snippets/is-node.md

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+---
+title: Environment is Node.js
+type: snippet
+tags: [node]
+cover: cloudy-rock-formation
+dateModified: 2021-04-02T11:45:13+03:00
+---
+
+Determines if the current runtime environment is Node.js.
+
+- Use the `process` global object that provides information about the current Node.js process.
+- Check if `process`, `process.versions` and `process.versions.node` are defined.
+
+```js
+const isNode = () =>
+  typeof process !== 'undefined' &&
+  !!process.versions &&
+  !!process.versions.node;
+```
+
+```js
+isNode(); // true (Node)
+isNode(); // false (browser)
+```