C
#include <stdio.h>
int main()
{
	printf("hello, world");
	return 0;
}
C++
#include <iostream>
using namespace std;
int main()
{
	cout<<"hello, world"<<flush;
	return 0;
}
PHP
echo "Hello, World!";
JavaScript
console.log("Hello, World!")
Python 3
print("Hello, World!")