INPUT.GETKEY left arrow code example
Example 1: unity get key down
// KeyCode.Space : The key you press
// GetKeyDown : Is true once, when the key is pressed
// If you want it to be true WHILE the key is pressed, try GetKey() instead
if(Input.GetKeyDown(KeyCode.Space))
{
// Do something
}
Example 2: get key unity
if(Input.GetKey(KeyCode.Space))
{
//do somthing
}