uc() function in Perl returns the string passed to it after converting it into uppercase. It is similar to ucfirst() function which returns only first character in uppercase.
Note: The characters which are already in UpperCase are not modified.
Syntax: uc String
Returns: string in uppercase.
Example 1:
$string = "geeksfOrGeeks" ;
print "Original String: $string\n" ;
$UPPER_STRING = uc ( $string );
print "Modified String: $UPPER_STRING" ;
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Output:
Original String: geeksfOrGeeks
Modified String: GEEKSFORGEEKS
Example 2:
$string = "WelComEToGeeKS" ;
print "Original String: $string\n" ;
$UPPER_STRING = uc ( $string );
print "Modified String: $UPPER_STRING" ;
|
Output:
Original String: WelComEToGeeKS
Modified String: WELCOMETOGEEKS
Last Updated :
07 May, 2019
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