Command key

NeXT Keyboard Command Key

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Bowen-knot-in-rope

Command key is a modifier key present on Apple Macintosh keyboards. Marked with the ⌘ symbol, the Command key is used in a manner similar to the Control key on PC keyboards. The Command key's primary purpose is to allow the user to enter keyboard commands in applications and in the system. An example of its use is the keyboard shortcut ⌘-C, which is used to copy text or other elements within a document or application, while ⌘-V is used for pasting.

History

The Command key was introduced on the Apple keyboard with the release of the Apple Macintosh in 1984. Originally, the symbol on the key was intended to represent a place of interest, or a "command" in the sense of a commandment. The ⌘ symbol is borrowed from Scandinavian road signs to indicate an interesting feature or attraction. The choice was made by Steve Jobs, who wanted a unique symbol that was not already in use on standard keyboards.

Function

The primary function of the Command key is to allow users to execute commands in software applications and the operating system by using key combinations. For example, pressing ⌘-A typically selects all text or files in a window, while ⌘-Z is used to undo the previous action. These keyboard shortcuts provide a faster alternative to navigating through menus with a mouse or trackpad.

In addition to its use in shortcuts, the Command key can also modify the behavior of the mouse or trackpad. For instance, holding down the Command key while dragging a file might enable alternative actions like creating an alias instead of moving the original file.

Comparison with Other Modifier Keys

The Command key is similar to the Control key on IBM PC-compatible keyboards, but there are differences in how they are used. On Macintosh computers, the Control key is used for some system functions and terminal controls, while the Command key is used for most keyboard shortcuts within applications. This distinction allows for a consistent user experience across different applications on the Mac.

Key Placement

The Command key is typically located adjacent to the space bar on Apple keyboards. It is usually found on both sides of the space bar, allowing for easy access with either thumb during typing.

Cultural Impact

The Command key, with its unique ⌘ symbol, has become an iconic part of Apple's keyboard design. It represents the ease of use and user-focused design philosophy that Apple is known for. The symbol itself has become recognizable to many computer users around the world, even those who do not use Macintosh computers.

See Also

• Keyboard shortcut
• Modifier key
• Apple Keyboard
• Macintosh

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