Pascal – Hello World

Compiled using an online compiler. Also tested in Free Pascal. See notes.
 
 
Code

Program Hello;
begin
    writeln ('');
    writeln ('Hello, world!');
    writeln ('');
end.

or

Program Hello;
begin
    writeln (#13#10'Hello, world!'#13#10);
end.

Output

Notes

Syntax Highlighter

Online Compiler

 

If using a standalone compiler, add readln; under writeln;

Free Pascal compiler
 

Screenshot