JSPM

standalone AsyncAF package: everyAF (https://async-af.js.org/AsyncAF#everyAF)

Finds first index of a value.

Like indexOf but looks at surrounding items

standalone AsyncAF package: indexOfAF (https://async-af.js.org/AsyncAF#indexOfAF)

The most performant package to find the index of an element in an array or string

Advanced JavaScript iteration utilities providing powerful patterns for array operations, async flows, tree traversal, and performance optimization not available in native JavaScript.

standalone AsyncAF package: findIndexAF (https://async-af.js.org/AsyncAF#findIndexAF)

standalone AsyncAF package: includesAF (https://async-af.js.org/AsyncAF#includesAF)

standalone AsyncAF package: reduceAF (https://async-af.js.org/AsyncAF#reduceAF)

Microsoft sucks

standalone AsyncAF package: lastIndexOfAF (https://async-af.js.org/AsyncAF#lastIndexOfAF)

standalone AsyncAF package: joinAF (https://async-af.js.org/AsyncAF#joinAF)

Pure functional Iterator traversal

Deep version of array indexOf method

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

Finding all the occurrences of an element in an array

Find the nth position of a pattern in a string

array list normal operation by object-orientaion

mdn Array#prototyp#indexOf

A locale-aware Intl-powered version of indexOf.

allocate values to bins defined by their lower bound delimitor value

A simple implementation of the Boyer-Moore-Horspool string search algorithm for use with buffers or typed arrays

Count the number of elements in a sorted collection less than, equal, or greater than the given value

Improved indexOf function for incremental search in Korean

Search an object in an array of objects with given key and value

This is my incredible amazing lodown library. Just kidding, it's terrible. But it shall be good. We shall never surrender. We shall fight in the oceans, we shall fight in the streets.

It’s Array.prototype.indexOf() for Maps and Objects.

checks if value exists in array or string returning boolean

standalone AsyncAF package: concatAF (https://async-af.js.org/AsyncAF#concatAF)

R.indexOf exported as a module

Look up indexes in a collection with custom compare function

Finds first index of a value.

standalone AsyncAF package: findAF (https://async-af.js.org/AsyncAF#findAF)

standalone AsyncAF package: splitAF (https://async-af.js.org/AsyncAF#splitAF)

Various helper functions for working with object and arrays

return all the indexes in a sorted array

Turbo Utilities is a powerful utility library that offers a collection of high-performance functions for array and object manipulation in JavaScript. It consolidates a variety of commonly used methods, providing an all-in-one solution for developers seeki

Check for the first case insensitve occurrence of string and returns the index of the first character. Otherwise returns -1 if it does not exist.

Like string indexOf with multiple search strings

standalone AsyncAF package: forEachAF (https://async-af.js.org/AsyncAF#forEachAF)

R.indexOf exported as a module