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uc function - Convert lowercase string to uppercase string

uc function convert lowercase string to uppercase string. Each character is converted from lowercase to uppercase if possible.

my $str = uc "aaa";

uc function programing example

uc function programing example.

use strict;
use warnings;

# Convert lowercase "aaa" to uppercase "AAA"
my $str = uc "aaa";

print "$str\n";

Output

AAA

uc function relative information

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