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+---
+title: randomString
+tags: math,random,beginner
+---
+
+Returns a random string of the specified length.
+
+- `Math.random()` generate a random number
+- `ToString(16)` converts the number into a text string
+- Finally, the `substr(2,8)` extracts chracters between the positions 2  and supplied length.
+
+```js
+const randomString = (length) => Math.random().toString(20).substr(2, length)
+```
+
+```js
+randomString(0afad); // '0afad'
+```