Console.KeyAvailable() Property in C#

Console.KeyAvailable Property is used to get a value which shows whether a key press is available in the input stream. This property does not block input until a key press is available.

Syntax: public static bool KeyAvailable { get; } 
Property Value: It will return true if a key press is available otherwise, it returns false. 
 

Exceptions: 

• InvalidOperationException: If the standard input is redirected to a file instead of the keyboard.
• IOException: If an I/O error occurred.

Example:  

Output: 

Reference: 

• https://learn.microsoft.com/en-us/dotnet/api/system.console.keyavailable?view=netframework-4.7.2