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Programming-Idioms

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  • Prolog

Idiom #1 Print Hello World

Print a literal string on standard output

format("Hello world~n")
write('Hello, world!\n')
with Ada.Text_IO;
use Ada.Text_IO;
Put_Line ("Hello World!");
New implementation...
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programming-idioms.org 
format("Hello world~n")
write('Hello, world!\n')
Put_Line ("Hello World!");
printf("Hello World\n");
print_endline "Hello World!"
(println "Hello World")
DISPLAY "Hello World!".
std::cout << "Hello World" << std::endl;
Console.WriteLine("Hello, World!");
pragma(msg, "Hello World");
writeln("Hello world!");
print("Hello World");
IO.puts "Hello World"
"Hello World" |> IO.puts
io:format("~s~n", ["Hello, world!"])
print *, 'Hello, world!'
fmt.Println("Hello World")
println 'Hello World'
putStrLn "Hello world!"
console.log('Hello World');
console.log('Hello World')
document.write("Hello World!");
System.out.println("Hello World");
out.print("Hello, World!");
println("Hello world!")
(print "Hello World")
(format T "Hello World")
(princ "Hello, world!")
print("Hello World")
io.write("Hello world")
NSLog(@"Hello world\n");
<?='Hello World'?>
echo "Hello World" . PHP_EOL;
<?php echo 'Hello World'; ?>
WriteLn('Hello, world!');
say 'Hello World';
print "Hello, world!\n";
print('Hello World')
print("Hello World")
puts 'Hello World'
println!("Hello World");
println("Hello, World!")
(display "Hello World")
Transcript cr; show: 'Hello World!'
System.Console.WriteLine("Hello World!")