Macro pause 

macro_rules! pause {
    () => { ... };
    ($msg:expr) => { ... };
}

Macro: pause!

Pauses the program execution and prompts the user with a default message or a custom message provided as an argument. The program will wait until the user presses the Enter key.

Usage

• pause!(); - Displays the default message: “Press Enter to continue…”.
• pause!("Your custom message"); - Displays a custom message.

Arguments

• Optional: $msg - The message to display before pausing.

Example

pause!(); // Default message
pause!("Custom message..."); // Custom message