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+---
+title: generateItems
+tags: array,function,intermediate
+---
+
+Generates an array with the given amount of items, using the given function.
+
+- Use  `Array.from()`  to create an empty array of the specific length, calling `fn` with the index of each newly created element.
+
+```js
+const generateItems = (n, fn) => Array.from({ length: n }, (_, i) => fn(i));
+```
+
+```js
+generateItems(10, Math.random); // [0.21, 0.08, 0.40, 0.96, 0.96, 0.24, 0.19, 0.96, 0.42, 0.70]
+```