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30secondsofcode
2019-02-25 06:42:36 +00:00
parent 067ad291d6
commit ffc7d2aeb8
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snippets/vectorDistance.md
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@ -7,7 +7,9 @@ Use `Array.prototype.reduce()`, `Math.pow()` and `Math.sqrt()` to calculate the
```js
const vectorDistance = (...coords) => {
let pointLength = Math.trunc(coords.length / 2);
let sum = coords.slice(0, pointLength).reduce((acc, val, i) => acc + (Math.pow(val - coords[pointLength + i], 2)), 0);
let sum = coords
.slice(0, pointLength)
.reduce((acc, val, i) => acc + Math.pow(val - coords[pointLength + i], 2), 0);
return Math.sqrt(sum);
};
```