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30secondsofcode
2018-03-19 14:51:39 +00:00
parent a0c20dc503
commit 98abde9915
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snippets/isBrowser.md
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@ -8,10 +8,10 @@ browser environment unless they were explicitly defined), which will return `tru
`typeof` allows globals to be checked for existence without throwing a ReferenceError. If both of them are not `undefined`, then the current environment is assumed to be a browser.
```js
const isBrowser = () => ![typeof window, typeof document].includes('undefined')
const isBrowser = () => ![typeof window, typeof document].includes('undefined');
```
```js
isBrowser() // true (browser)
isBrowser() // false (Node)
isBrowser(); // true (browser)
isBrowser(); // false (Node)
```