How to Check if a Value Exists in an Array in PHP

How to check if a value exists in an array in PHP. PHP provides a couple of inbuilt method such as in_array(), array_search() through which we can check if a value exists in an array or not. Apart from using inbuilt PHP methods, we’ll write our own custom method to check if a value exists in an array in PHP.

How to Check If a Value Exists in an Array in PHP

How to Check If a Value Exists in an Array in PHP

Let’s check how to solve this problem using PHP inbuilt method as well as our own custom function.