Command key keyboard of the NeXT Computer that key was marked in green. The menus were not marked with a symbol denoting the command key. Besides being used as a modifier key for keyboard shortcuts it was also used to alter the function of some keys. toggles alpha lock, sends Enter and toggles Mute. The functions were printed in green on the front side of the modified keys. This was also done on the Z, X, C and V keys (Undo, Cut, Copy and Paste). On the NeXT ADB keyboard, the Command keys were replaced by keys labeled and the Command key
QWERTY the image shown above, especially as regards the characters available using the or keys. (on the upper row) produces the "°" sign, and produces the "€" sign. The digit keys produce "©@£$∞§|[]≈" with and "¡"¥¢‰¶\{}≠" with . On Linux systems, the Swedish keyboard may also give access to additional characters as follows: Several of these characters function as dead keys. Today the majority of Turkish keyboards are based on QWERTY (the so-called Q-keyboard layout), although there is also the older F-keyboard layout specifically designed for the language. The United Kingdom and Ireland use a keyboard layout based on the 48-key