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Ruby program to find the index of the first occurrence of the specified item in the array

Ruby Example: Write a program to find the index of the first occurrence of the specified item in the array.
Submitted by Nidhi, on January 13, 2022

Problem Solution:

In this program, we will create an array of integers then we will find the index of the first occurrence of a specified item in the array using the index() function and print the result.

Program/Source Code:

The source code to find the index of the first occurrence of the specified item in the array is given below. The given program is compiled and executed successfully.

# Ruby program to find the index of the 
# first occurrence of the specified item 
# in the array

arr = [10,20,30,20,50,30];

result = arr.index(30);

print "Index of 30 is: ",result,"\n";

Output:

Index of 30 is: 2

Explanation:

In the above program, we created an array arr with some elements. Then we found the index of the first occurrence of the specified item in the array using the index function and assigned the result into the result variable and printed the result.

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