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:
Perl
#!/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" ;
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Output:
Original String : GEEkS FoR geEkS Changed String : geeks for geeks
Example 2:
Perl
#!/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" ;
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Output:
Original String : G33kS F0R g3EkS Changed String : g33ks f0r g3eks