Function key

（重定向自F keys）

HP 9830A (1972) with 5×2 grid of 10 function keys at top left.

IBM 3277 (1972) with 3×4 grid of 12 Programmed Function (PF) keys at right.

A function key is a key on a computer or terminal keyboard which can be programmed so as to cause an operating system command interpreter or application program to perform certain actions, a form of soft key. On some keyboards/computers, function keys may have default actions, accessible on power-on.

单词	F keys
释义	F keys 英语百科 Function key （重定向自F keys） A function key is a key on a computer or terminal keyboard which can be programmed so as to cause an operating system command interpreter or application program to perform certain actions, a form of soft key. On some keyboards/computers, function keys may have default actions, accessible on power-on.
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