Hello world program in java

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Printing "Hello, World!" is the first program in C++. Here, this prints "Hello, World" on the console (output screen). To start learning C++, it is the first step to print sometime on the screen.

C++ Program to Print "Hello, World!"

Let us see the first C++ program that prints "Hello, World!" −

// First C++ program #include<iostream> using namespace std; int main() { cout << "Hello, World!"; return 0; }

Output

This program will print "Hello, World!" on the output screen.

The output will be −

Hello, World!

Parts of C++ "Hello, World!" Program

Here is the breakdown of the above code and all elements used in the above code −

1.

Hello world program in c++ using class

Comment Section (// First C++ program)

Comments are used to specify a textual line that is not supposed to be executed when we compile the code. The compiler ignores the line, and proceeds to the next line. These are used for better readability and explanation of code in the comments section.

This is the comment −

// First C++ program

2.

Preprocessor Directive (#include <ios

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