# HGE::Input_KeyUp Tests if a key was released during the last frame.
    bool Input_KeyUp(
      int key
    );
## Parameters key Specifies one of virtual-key codes. For more information see Key codes section. ## Return value If the key was released during the last frame, returns true. Otherwise returns false. ## Remarks Input_KeyUp handles keyboard keys and mouse buttons. The key states are updated outside user's frame function. So don't use Input_KeyUp in a loop to wait a key to be pressed or released, this will result in system hang up. ## Requirements Header: hge.h Import library: hge.lib ## See also Input_KeyDown, Input_GetKeyName, Input_GetKey, Input_GetChar, Key codes