lc() function in Perl returns a lowercased version of VAR, or $_ if VAR is omitted.
Syntax: lc(VAR)
Parameter:
VAR: Sentence which is to be converted to lower case
Return:
Lowercased version of VAR, or $_ if VAR is omitted
Example 1:
#!/usr/bin/perl
# Original String containing both
# lower and upper case letters
$original_string = "GEEkS FoR geEkS";
# Converting the string to Lower case
$changed_string = lc($original_string);
# Printing the original String
print "Original String : $original_string\n";
# Printing the Changed String
print "Changed String : $changed_string\n";
Output:
Original String : GEEkS FoR geEkS Changed String : geeks for geeks
Example 2:
#!/usr/bin/perl
# Original String containing
# lower and upper case letters
# as well as numerics
$original_string = "G33kS F0R g3EkS";
# Converting the string to Lower case
$changed_string = lc($original_string);
# Printing the original String
print "Original String : $original_string\n";
# Printing the Changed String
print "Changed String : $changed_string\n";
Output:
Original String : G33kS F0R g3EkS Changed String : g33ks f0r g3eks