How to reverse a String and List in Perl| Reverse function

This tutorial shows you how to reverse a string and list in Perl.

Perl reverse function does two things

• In Scalar Context, It reverses the string into reverse order
• In List Context, It reverses the list into the reverse list

Perl Reverse Function example

reverse function reverse variable data. Syntax

reverse(variable);

Reverse the data in the variable and returns it

Here is an example

my $str="Hello";
$reverseStr = reverse($str);

print "$reverseStr";

Output:

olleH

How to print the array or list in Reverse order in Perl

To reverse the array in reverse order, Please follow the steps.

• Declare an array or list with literal syntax
• pass the array to the reverse function
• reverse in list context reverse the array in reverse order
• Return a reverse list
• Print the list in reverse order

my @number=(1,2,3,4,5);
@reversenumbers = reverse(@number);

print "@reversenumbers";

Output:

5 4 3 2 1

How to Reverse string in Perl with code example

To reverse String in reverse order, Please follow the steps.

• Declare a string with the literal value
• pass the string to the reverse function
• reverse in scalar context reverse the string in reverse order, firstcharacter is changed to the last character, last character to the first character
• Return a reverse string
• Print the string in reverse order

my $name="welcome";
$reverseName = reverse($name);

print "$reverseName";

Output:

emoclew