c++ rainbow text
To create rainbow text in C++, you can use escape sequences to change the color of the text output. Here's an example with explanations for each step:
Step 1: Include the necessary header file.
#include <iostream>
This line includes the iostream library, which allows us to use standard input/output streams like cout.
Step 2: Define the main function.
int main() {
// Your code here
return 0;
}
This is the main entry point of the program. All the code for the rainbow text will go inside this function.
Step 3: Use escape sequences to change the text color.
std::cout << "\033[31mR\033[32mA\033[33mI\033[34mN\033[35mB\033[36mO\033[37mW\033[0m";
In this line, we use escape sequences to change the color of each letter in the word "RAINBOW". Here's how it works:
\033[
is the escape sequence to start color formatting.- The numbers
31
,32
,33
,34
,35
,36
,37
represent different color codes for red, green, yellow, blue, magenta, cyan, and white respectively. - Each letter is followed by the appropriate color code, enclosed in
\033[
andm
. \033[0m
resets the color back to the default.
Step 4: End the line.
std::cout << std::endl;
This line adds a new line after the rainbow text to separate it from the following output.
Step 5: Return from the main function.
return 0;
This line returns 0 to indicate successful execution of the program.
That's it! When you run the program, it will display the word "RAINBOW" in different colors, creating a rainbow effect.