hello world

class HelloWorld {
    public static void main(String[] args) {
        System.out.println("Hello, World!");
    }
}

var message:string = "Hello World" 
console.log(message)

console.log("Hello World!");

<style type="text/css">
h1 {
	color: DeepSkyBlue;
}
</style>

<h1>Hello, world!</h1>

echo "Hello World";

//This is a simple Hello World program.

public class hello world {
	public static void main(Strin[] args) {
     	System.out.println("Hello World"); 
    }
}

#include <stdio.h>
int main(0)
{
	printf("Hello World!\n");
    return 0;
}

# Your first program announcing to the world it's alive

# python
print("Hello World!")

# JAVA
System.Console.println("Hello World!");

# php / bash / cmd and many more
echo "Hello World!"

# Human
"Hello World" said Bob to Alice for some weird reason
Alice almost felt like it was a robotic sound maybe even metalic 
Brushing that feeling away Alice replied "Hello Bob, nice to see you"
Bob was quite...

# CSharp (C#)
Console.WriteLine("Hello World!");

# C
fprint("Hello World");

# C++
std::cout << "Hello World" << std::endl;

# Base64
SGVsbG8gV29ybGQ=

# ?
He LOLLOOOO OWOWWROOLLD >!!? ;
AM#MM ALIIIII`V~VE~~EE>>>>>>>???///
What'ssss wajtttp@ppee#@2ning wheree23eeee is Alivivvcee?//////////
ISS THISHSSSS L~;''aalll Fa#23Ke?

# Hope this short intro to Hello world programs helped you :)

Hello World — By different types of programmers

# source: https://www.smart-jokes.org/programmer-evolution.html

High School / Junior High
10 PRINT "HELLO WORLD"
20 END
First Year in College
program Hello(input, output)
 begin
    writeln('Hello World')
 end.
Senior Year in College
(defun hello
 (print
  (cons 'Hello (list 'World))))
New professional
#include
void main(void)
 {
  char *message[] = {"Hello ", "World"};
   int i;

   for(i = 0; i < 2; ++i)
     printf("%s", message[i]);
   printf("\n");
}
Seasoned professional
#include <iostream.h>
#include  <string.h>
 class string
{
 private:
  int size;
   char *ptr;
 public:
   string() : size(0), ptr(new char('\0')) {}
   string(const string &s) : size(s.size)
  {
   ptr = new char[size + 1];
   strcpy(ptr, s.ptr);
   }
   ~string()
  {
   delete [] ptr;
   }
   friend ostream &operator  <<(ostream &, const string &);
   string &operator=(const char *);
  };
 ostream &operator <<(ostream &stream, const string &s)
 {
   return(stream  << s.ptr);
 }
 string &string::operator=(const char *chrs)
 {
  if (this != &chrs)
   {
    delete [] ptr;
  size = strlen(chrs);
  ptr = new char[size + 1];
     strcpy(ptr, chrs);
  }
   return(*this);
}
 int main()
 {
   string str;
   str = "Hello World";
   cout  << str  << endl;
   return(0);
 }
Apprentice Hacker
#!/usr/local/bin/perl
$msg="Hello, world.\n";
if ($#ARGV >= 0) {
  while(defined($arg=shift(@ARGV))) {
    $outfilename = $arg;
    open(FILE, ">" . $outfilename) || die "Can't write $arg: $!\n";
    print (FILE $msg);
    close(FILE) || die "Can't close $arg: $!\n";
  }
} 
else {
 print ($msg);
}
1;
Experienced Hacker
#include <stdio.h>
#define S "Hello, World\n"
main(){exit(printf(S) == strlen(S) ? 0 : 1);}
Seasoned Hacker
% cc -o a.out ~/src/misc/hw/hw.c
% a.out
Guru Hacker
% cat
Hello, world.
^D
Junior Manager
10 PRINT "HELLO WORLD"
20 END
Middle Manager
mail -s "Hello, world." bob@b12
Bob, could you please write me a program that prints "Hello, world."?
I need it by tomorrow.
^D
Senior Manager
% zmail jim
I need a "Hello, world." program by this afternoon.
Chief Executive
% letter
letter: Command not found.
% mail
To: ^X ^F ^C
% help mail
help: Command not found.
% damn!
!: Event unrecognized
% logout

print("Hello, World!")