C
int main(int argc, char **argv)
{
puts("Hello, world!");
return 0;
}
C#
using System;
namespace Hello
{
class HelloWorld
{
static void Main()
{
Console.WriteLine("Hello, world!");
}
}
}
Go
package main
import "fmt"
func main() {
fmt.Println("Hello, world!")
}
Java
public class Hello {
public static void main(String[] args) {
System.out.println("Hello, world!");
}
}
Javascript
function hello() {
console.log("Hello, world!");
}
Pascal
program hello;
begin
writeln('Hello, world!')
end.
POSIX shell
#!/bin/sh
if true
do
echo "Hello, world!"
done
Python
def hello():
print 'Hello, world!'
Ruby
def hello
print "Hello, world!\n"
end
Rust
fn main() {
println!("Hello, world!");
}
SQL
SELECT *
FROM messages
WHERE text = 'Hello, world!';