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Swift program to modify array elements

Here, we are going to learn how to modify array elements in Swift programming language?
Submitted by Nidhi, on June 13, 2021

Problem Solution:

Here, we will create an array of integers with 5 elements. Then we will modify the elements of the array and then print the updated array on the console screen.

Program/Source Code:

The source code to modify array elements is given below. The given program is compiled and executed successfully.

// Swift program to modify array elements

import Swift

var arr:[Int] = [10,20,30,40,50]

print("Array elements before modification: ",arr)

arr[2]=25

print("Array elements after modification: ",arr)

Output:

Array elements before modification:  [10, 20, 30, 40, 50]
Array elements after modification:  [10, 20, 25, 40, 50]

...Program finished with exit code 0
Press ENTER to exit console.

Explanation:

In the above program, we imported a package Swift to use the print() function using the below statement,

import Swift;

Here, we created an integer array arr with 5 elements. Then we modify the elements of the array by specifying the index. After that, we printed the updated array on the console screen.

Swift Array Programs »



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