@arr/findindex

A tiny, faster alternative to native Array.prototype.findIndex

Usage no npm install needed!

<script type="module">
  import arrFindindex from 'https://cdn.skypack.dev/@arr/findindex';
</script>

README

@arr/findindex

A tiny, faster alternative to native Array.prototype.findIndex

:warning: Unlike native, @arr/findindex does not support the optional thisArg parameter!

Install

$ npm install --save @arr/findindex

Usage

import findIndex from '@arr/findindex';

findIndex([12, 5, 8, 130, 44], val => val > 15);
//=> 3

API

findIndex(arr, callback)

arr

Type: Array
The array to iterate upon.

callback(value[, index, array])

Type: Function
Function to test for each element, taking three arguments:

  • value (required) -- The current element being processed in the array.
  • index (optional) -- The index of the current element being processed in the array.
  • array (optional) -- The array findIndex was called upon.

License

MIT © Luke Edwards