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Update stringPermutations.md

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Angelos Chalaris
2020-11-15 17:13:42 +02:00
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snippets/stringPermutations.md
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@ -10,7 +10,7 @@ Generates all permutations of a string (contains duplicates).
- Use `Array.prototype.map()` to combine the letter with each partial permutation.
- Use `Array.prototype.reduce()` to combine all permutations in one array.
- Base cases are for `String.prototype.length` equal to `2` or `1`.
- ⚠️ **WARNING**: This function's execution time increases exponentially with each character. Anything more than 8 to 10 characters will cause your browser to hang as it tries to solve all the different combinations.
- ⚠️ **WARNING**: The execution time increases exponentially with each character. Anything more than 8 to 10 characters will cause your environment to hang as it tries to solve all the different combinations.
```js
const stringPermutations = str => {