In this tutorial, you will learn how to find the index of an element in an array in Java. Arrays are a fundamental data structure in Java and are used extensively in programming. Finding the index of an element in an array can be useful when you need to manipulate or retrieve data from the array. We will demonstrate how to find the index of an element in an array using a for loop that iterates through the array and compares each element with the target element. Once the target element is found, we will return the index of that element. This tutorial is suitable for beginners who are just starting to learn Java, as well as for more experienced programmers who need a refresher on how to find the index of an element in an array. By following the step-by-step instructions in this tutorial, you will be able to find the index of an element in an array in Java with ease. So, let's get started and learn how to find the index of an element in an array in Java!