JS array find methods

Published: 14 August 2023
on channel: JS Developer

155

⇢ JS array .find() method returns the first element that meets the condition.

⇢ JS array .findIndex() method returns the "index" of the first element that meets the condition.

⇢ JS array .findLast() method returns the "last element" that meets the condition. How it works is that it reverses the array and returns the first element that passes the test.

⇢ JS array .findLastIndex() method returns the "last index" of the element that meets the condition. Behind the scenes, it reverses the array and returns the first "index" that passes the test.

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