The findIndex method is not quite as commonly known as the method but it does a similar thing, just using a callback instead so we can provide our own comparison function.
To get the index of an object in an array in javascript we need to use the method in order to be able to look at object properties, keys or values which we can then use to perform our comparisons to find the index of the object we are looking for. How to get the index of an object in an array in JavaScript
In this post we will cover how to get the index of an object in an array in JavaScript, what referential equality is and how to get the index of an object in an array in JavaScript if you do have referential equality.Ī quick note before we get started, if you want a more in-depth guide to How to get the index of an item in an array in JavaScript using indexOf, I have just finished writing a post here all about it.
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