Receive any Keyboard input and use with Switch statement on Unity

Question

I don\'t want to use if statement. For simplicity and performance I want to use switch case and execute that method. I want all the keyboard Input to get detected. But is there

Answer 1

foreach(KeyCode kcode in Enum.GetValues(typeof(KeyCode)))
{
    if (Input.GetKey(kcode))
    Debug.Log("KeyCode down: " + kcode);
}

Also you can cache the value of Enum.GetValues(typeof(KeyCode)) for optimization.