Computer Code Reference Page

In HTML, we can represent programming code, variables, keyboard input, and system responses using special tags.

Code Examples | Keyboard Input | Variables | System Messages

Code Examples

HTML Program:


<html>
  <body>
    <p>Hello World</p>
  </body>
</html>

C Program:


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

JavaScript Program:


console.log("Hello World");

Keyboard Input Examples

To copy text: Ctrl + C

To paste text: Ctrl + V

To save a file: Ctrl + S

Variables in Mathematics

Circle Area of Circle = π × r²

Car Speed = d / t

System Messages

Example 1:
Input: 5 + 10
Output: 15

Example 2:
Command: dir
Output: List of files displayed here