• Cobol

IDENTIFICATION DIVISION.
PROGRAM-ID. no end loop.
PROCEDURE DIVISION.
PERFORM UNTIL 1 < 0
   DISPLAY "Something"
END-PERFORM
STOP RUN.

• Ada

loop
   null;
end loop;

• C

while(1){
	// Do something
}

• C

loop:
	goto loop;

• C

forever {
	// Do something
}

• C

for(;;){
	// Do something
}

• Clojure

(loop []
  ;; do something
  (recur))

• C++

while (true) {
	// Do something
}

• C++

for (;;) {
	/// Do something
}

• C#

while (true)
{
    // Do something
}

• D

for (;;) {}

• D

while (true) { }

• Dart

while (true) {
  // do something
}

• Dart

for (;;) {

}

• Elixir

defmodule Looping do
	def infinite do
		# Write code here	
		infinite
	end
end

• Erlang

loop() ->
	do:something(),
	loop().

• Fortran

do
end do

• Go

for {
	// Do something
}

• Groovy

while (true) { }

• Haskell

let x = x in x

• Haskell

forever (getLine >>= putStrLn)

• Haskell

forever $ pure ()

• JS

for(;;) {
	console.log('Oops')
}

• JS

while (true) {
	// to infinity
}

• Java

while (true);

• Java

for (;;);

• Java

do {} while (true);

• Java

for(;;){
	// Do something
}

• Java

while(true) {
	// Do something	
}

• Kotlin

while (true) { }

• Lisp

(loop)

• Lisp

(defun infinite-loop (x)
  (apply x (infinite-loop x)))

• Lisp

(do () (nil)
  (write-line "Control-C to quit this infinite loop")
  (sleep 1))

• Lua

while true do 
	-- Do something
end

• Lua

::loop::
goto loop

• Lua

repeat
until false

• Obj-C

for (;;);

• PHP

while (true) {
    // do something
}

• Pascal

While True do { nothing };

• Pascal

repeat until false;

• Perl

say "" while True;

• Perl

while (1) {
   do_stuff();
}

• Prolog

?- repeat, false.

% repeat/0 is built-in, but could be defined like this:
repeat.
repeat :- repeat.

• Prolog

loop :- loop.

?- loop.

• Prolog

repeat, write("hello\n").

• Python

while 1: ...

• Python

while True:
    pass

• Ruby

loop do
  # endless joy
end

• Rust

loop {
	// Do something
}

• Scala

while(true){
  println(3)
}

• Scheme

(let forever ()
  (forever))

• Smalltalk

[] repeat.

• VB

Do
    ' Do something
Loop