String case

From Rosetta Code
Task
String case
You are encouraged to solve this task according to the task description, using any language you may know.

Demonstrates how to convert a string to UPPER CASE.

Ada

with Ada.Characters.Handling; use Ada.Characters.Handling;
with Ada.Text_Io; use Ada.Text_Io;

procedure Upper_Case_String is
   S : String := "alphaBETA";
begin
   Put_Line(To_Upper(S));
   Put_Line(To_Lower(S));
end Upper_Case_String;

Forth

create s ," abc123"
s count type            \ shows: abc123
s count 2dup upper type \ shows: ABC123
s count 2dup lower type \ shows: abc123

JavaScript

alert( "lower case text".toUpperCase() );

Output:

LOWER CASE TEXT

Perl

Interpreter: Perl v5.x

my $string = uc('string to uppercase');

Python

s = "alphaBETA"
print s.upper()  #or s.lower()

SQL

--tested in Microsoft SQL 2005
declare @s varchar(10)
set @s = 'alphaBETA'
print upper(@s)
print lower(@s)