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Underscore → Native JavaScript

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Brad Simpson edited this page Feb 12, 2026 · 1 revision

The following is a guide to converting Underscore functions to native JavaScript (ES6/ES2015+).

Underscore Native JavaScript
_.bind() .bind()
_.compact() .filter(Boolean)
_.contains() 🚫 .includes()
_.each() for
for...in
.forEach()
_.every() .every()
_.extend() 🚫 Object.assign()
_.filter() .filter()
_.find() 🚫 .find()
_.findIndex() 🚫 .findIndex()
_.indexOf() .indexOf()
_.isArray() Array.isArray()
_.keys() Object.keys()
_.map() .map()
_.some() .some()
_.values() 🚫 Object.values()

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