How do you access elements in an array?
Question
How do you access elements in an array?
Solution
Accessing elements in an array is done by using an index. Here are the steps:
-
Declare and initialize your array. For example, let's say we have an array of integers:
int[] myArray = {10, 20, 30, 40, 50}; -
Each element in the array has a corresponding index, starting from 0. So, in our example, the element
10is at index0,20is at index1, and so on. -
To access an element, you would use the array name followed by the index in square brackets. For example, to access the first element in our array, you would write:
myArray[0]. This would return10. -
Similarly, to access the third element in our array, you would write:
myArray[2]. This would return30.
Remember, the index of the first element is 0, not 1. So the index of the last element is array length - 1.
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