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Update mapNumRange.md

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Yusof Bandar
2019-02-22 23:12:03 +00:00
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mapNumRange.md
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Maps a number from one range to another range. Maps a number from one range to another range.
Returns the mapped num from the in range to the out range. Returns `num` mapped between `out_min` to `out_max` from `in_min` to `in_max`
```js ```js
const mapNumRange = (num, in_min, in_max, out_min, out_max) => {return (num - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;} const distance = (num, in_min, in_max, out_min, out_max) => (num - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
``` ```
```js ```js