Fun activity Say hello... in a coding language!

[Nebulous]

print("Hope everyone is doing well!")

 

[Ordep-20]

Hello world in mathematical kernel language

out cmd stack ==>
--- --- ---------------------------------------------------------------
    swi
    pus   1
    pus   1   1
    add   2
    dup   2   2
    dup   2   2   2
    add   2   4
    mul   8
    dup   8   8
    dup   8   8   8
    pus   8   8   8   1
    poi   8   8   8
    dup   8   8   8   8
    mul   8   8  64
    add   8  72
 H  out   8
    pus   8   1
    pus   8   1   1
    add   8   2
    add  10                             // newline for later use
    dup  10  10
    dup  10  10  10
    pus  10  10  10   1
    poi  10  10  10
    mul  10 100                         // 100 for later use ("d", "!")
    dup  10 100 100
    pus  10 100 100   1
    add  10 100 101
 e  out  10 100
    dup  10 100 100
    pus  10 100 100   1
    pus  10 100 100   1   1
    add  10 100 100   2
    pus  10 100 100   2   1
    poi  10 100 100   2
    dup  10 100 100   2   2
    dup  10 100 100   2   2   2
    add  10 100 100   2   4
    mul  10 100 100   8
    add  10 100 108                     // 108 = "l" in "world"
    dup  10 100 108 108
    dup  10 100 108 108 108
    dup  10 100 108 108 108 108
 l  out  10 100 108 108 108
    pus  10 100 108 108 108   1
    poi  10 100 108 108 108
 l  out  10 100 108 108
    pus  10 100 108 108   1
    pus  10 100 108 108   1   1
    add  10 100 108 108   2
    pus  10 100 108 108   2   1
    add  10 100 108 108   3
    pus  10 100 108 108   3   1
    pop  10 100 108 108   3
    pus  10 100 108 108   3   1
    poi  10 100 108 108   3
    dup  10 100 108 108   3   3
    dup  10 100 108 108   3   3   3
    pus  10 100 108 108   3   3   3   1
    pus  10 100 108 108   3   3   3   1   1
    add  10 100 108 108   3   3   3   2
    rol  10 100 108   3   3 108
    add  10 100 108   3 111             // 3 + 111 = "r" in "world"
    dup  10 100 108   3 111 111         // 111 = "o" in "world"
    pus  10 100 108   3 111 111   1
    poi  10 100 108   3 111 111
    dup  10 100 108   3 111 111 111
 o  out  10 100 108   3 111 111
    dup  10 100 108   3 111 111 111     // 111 + 8 = "w" in "world"
    pus  10 100 108   3 111 111 111   1
    pus  10 100 108   3 111 111 111   1   1
    pus  10 100 108   3 111 111 111   1   1   1
    pop  10 100 108   3 111 111 111   1   1
    pus  10 100 108   3 111 111 111   1   1   1
    poi  10 100 108   3 111 111 111   1   1
    pus  10 100 108   3 111 111 111   1   1   1
    pop  10 100 108   3 111 111 111   1   1
    add  10 100 108   3 111 111 111   2
    dup  10 100 108   3 111 111 111   2   2
    dup  10 100 108   3 111 111 111   2   2   2
    add  10 100 108   3 111 111 111   2   4
    dup  10 100 108   3 111 111 111   2   4   4
    pus  10 100 108   3 111 111 111   2   4   4   1
    poi  10 100 108   3 111 111 111   2   4   4
    dup  10 100 108   3 111 111 111   2   4   4   4
    mul  10 100 108   3 111 111 111   2   4  16
    dup  10 100 108   3 111 111 111   2   4  16  16
    add  10 100 108   3 111 111 111   2   4  32        // 32 = "SP"
    dup  10 100 108   3 111 111 111   2   4  32  32 
    pus  10 100 108   3 111 111 111   2   4  32  32   1
    pus  10 100 108   3 111 111 111   2   4  32  32   1   1
    poi  10 100 108   3 111 111 111   2   4  32  32   1
    pus  10 100 108   3 111 111 111   2   4  32  32   1   1
    add  10 100 108   3 111 111 111   2   4  32  32   2
    dup  10 100 108   3 111 111 111   2   4  32  32   2   2
    add  10 100 108   3 111 111 111   2   4  32  32   4
    dup  10 100 108   3 111 111 111   2   4  32  32   4   4
    dup  10 100 108   3 111 111 111   2   4  32  32   4   4   4
    pus  10 100 108   3 111 111 111   2   4  32  32   4   4   4   1
    poi  10 100 108   3 111 111 111   2   4  32  32   4   4   4
    add  10 100 108   3 111 111 111   2   4  32  32   4   8
    add  10 100 108   3 111 111 111   2   4  32  32  12
    add  10 100 108   3 111 111 111   2   4  32  44
 ,  out  10 100 108   3 111 111 111   2   4  32
 SP out  10 100 108   3 111 111 111   2   4
    pus  10 100 108   3 111 111 111   2   4   1
    poi  10 100 108   3 111 111 111   2   4
    mul  10 100 108   3 111 111 111   8
    add  10 100 108   3 111 111 119
 w  out  10 100 108   3 111 111
 o  out  10 100 108   3 111
    add  10 100 108 114
    pus  10 100 108 114   1
    poi  10 100 108 114
 r  out  10 100 108
 l  out  10 100
    dup  10 100 100
 d  out  10 100
    pus  10 100   1
    poi  10 100
    pus  10 100   1
    pus  10 100   1   1
    add  10 100   2
    pus  10 100   2   1
    pus  10 100   2   1   1
    poi  10 100   2   1
    add  10 100   3
    pus  10 100   3   1
    poi  10 100   3
    div  10  33
 !  out  10
 \n out

 

[Idle Commander - The Dev]

Hello in js.

<span id="hello"></span>

document.getElementById("hello").innerHTML = "Hello Ordep-20";

 

[System32]

In HTML and CSS

<style>
p::after {
    content:"Hello there, Idle Commander - The Dev";
}
</style>

<p></p>

 

[Jeff61]

Ok.. COBOL

      IDENTIFICATION DIVISION.
      *-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-
       PROGRAM-ID. Hello-World.
     
       PROCEDURE DIVISION.
      *-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-
       MAIN-PROCEDURE.
            DISPLAY "Hello world"
            STOP RUN.

Result:

Hello world

 

[BlackCube]

D=[]
D<<"REM Hello, Jeff61!"
D<<"REM SmallBASIC"
D<<"? CHR(68);CHR(61);"
D<<"? CHR(91);CHR(93)"
D<<"FOR I=0 TO LEN(D)-1"
D<<" ? CHR(68);CHR(60);CHR(60);"
D<<" ? CHR(34);D(I);CHR(34)"
D<<"NEXT"
D<<"FOR I=0 TO LEN(D)-1"
D<<" ? D(I)"
D<<"NEXT"
D<<"END"
REM Hello, Jeff61!
REM SmallBASIC
? CHR(68);CHR(61);
? CHR(91);CHR(93)
FOR I=0 TO LEN(D)-1
 ? CHR(68);CHR(60);CHR(60);
 ? CHR(34);D(I);CHR(34)
NEXT
FOR I=0 TO LEN(D)-1
 ? D(I)
NEXT
END

 

[~prop]

#include <iostream>
using namespace std;

int main(){
    
    cout << "Hello, tdbnz!" << endl;
    
    return 0;
}

 

[codergirl]

In C#

namespace HelloForum
{
    class Hello
    {         
        static void Main(string[] args)
        {
            System.Console.WriteLine("Hello Code Forum!");
        }
    }
}

 

[vmars316]

PureBasic 
MessageRequester("Merry Christmas" , "Merry Christmas !!!"

 

[saramar]

name = "Sara";
console.log("Hello " + name);

 

[Cory]

let myName = ['Hi', ', ', 'I\'m ', 'Cory', '!'];
console.log(myName.join(''));

 

[LupusInferni]

<?php
   
    echo 'Hello, Cory';

?>

 

[Electro Kid]

Pascal

program HelloWorld;
begin
  writeln('Hello, World!');
end.

 

[capnsquarepants]

<?='Hello World'?>

 

[error4919]

class Hello {
    public static void main(String[] args) {
        System.out.println("Hello, im an error.");
    }
}

 

[BorkedSystem32]

#include <stdio.h>
#include <stdlib.h>

int main(void) {
    int Error4919 = 1;
    
    if(Error4919 == 1) {
        printf("Pesky error!");
        exit(0);
    }
    else {
        printf("No error here! Woohoo! :D");
    }
    
    return 0;
}

 

[Noble]

<p> Hello, BorkedSystem32! </p>

 

[krishna8268]

<?php

echo "Hello World";

?>

 

[Deleted member 5997]

>++++++++[<+++++++++>-]<.>++++[<+++++++>-]<+.+++++++..+++.>>++++++[<+++++++>-]<+
+.------------.>++++++[<+++++++++>-]<+.<.+++.------.--------.>>>++++[<++++++++>-
]<+.

 

[JavaJames]

class X {static{System.out.println("Hello pritaeas - another refugee?")}}