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

How to check if a value exists in an array in PHP. In this tutorial, I am going to discuss PHP inbuilt and custom method to check if value exists in array.

PHP provides couple of in-built methods to check whether a value exists in an array or not. Methods  such as in_array(), array_search() etc.

Let’s discuss, how we can use these methods as well as we write our own custom method to check if a value exists in an array.

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