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TypeScript - get index of item in array

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Created by:
Lillie-Rose-Finnegan
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In this article, we would like to show you how to get the index of item in an array in TypeScript.

Quick solution:

 

Practical examples

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In this example, we use indexOf() method to find the index of the specific item in the numbers array.

Output:

Example with an array of strings:

Output:

Note:

If the specified value is not present in the array, the indexOf() method returns -1.

See also

Edit
  1. JavaScript - get index of item in array

1
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