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Re-tag array snippets

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Isabelle Viktoria Maciohsek
2020-10-18 14:58:09 +03:00
parent 821f442bec
commit c2fdfac6ce
43 changed files with 48 additions and 48 deletions
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snippets/intersectionBy.md
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@ -1,9 +1,9 @@
---
title: intersectionBy
tags: array,function,intermediate
tags: array,intermediate
---
Returns a list of elements that exist in both arrays, after applying the provided function to each array element of both.
Returns the elements that exist in both arrays, after applying the provided function to each array element of both.
- Create a `Set` by applying `fn` to all elements in `b`, then use `Array.prototype.filter()` on `a` to only keep elements, which produce values contained in `b` when `fn` is applied to them.