![]() Key Scancodes CodeĪ list of scan codes for special keys and combinations with the SHIFT, ALT and CTRL keys can be found in the following table: They are for quick reference only. If Keyboard.AsyncAlternateMenuShortcutKey Then // handle the. The code is in the Action event of a Timer. The primary objective of the design of the code system is to make. The following example detects the Shift key. ![]() ![]() When writing a keyboard driver, either these constants should be returned by the various key event functions, or the TranslateKeyEvent hook should be implemented by the driver. A regular keyboard has been selected as the input device, as a means to effect touch typing. When pressing a key that is a character key but is not a letter or number, the Unicode value of the key symbol that would be output by the keyboard when the. These events get mapped to DOM keyboard events, and are listed among the 'Virtual key codes' for Windows, even though they aren't actually key codes. Key codes by and large correspond to the virtual key codes used when creating a keyboard program for a desktop keyboard, and should start with K, for keys. This is the list of keys that is used by the default key event translation mechanism. Some specialty keyboard keys (such as the extended keys for controlling media on multimedia keyboards) don't generate key codes on Windows instead, they trigger WMAPPCOMMAND events. F1 virtualkeys.f1 F2 virtualkeys.f2 F3 virtualkeys.f3 F4 virtualkeys.f4 F5 virtualkeys.f5 F6 virtualkeys.f6 F7 virtualkeys.f7 F8 virtualkeys.f8 F9 virtualkeys.f9 F10 virtualkeys.f10 F11 virtualkeys. Key codes are not influenced by modifier keys. A complete list of scan codes can be found in the below table. Virtual-Key Codes 89, Y key 90, Z key VKLWIN, 91, Left Windows key (Microsoft Natural keyboard) VKRWIN, 92, Right Windows key (Natural keyboard). For example, the A key on the keyboard produces the same key code when pressed, even though its character code might be 65 (uppercase A) or 97 (lowercase a), depending on whether the Shift key is down at the same time. For Offline Use Final Words Above all information was all about ALT codes and how to use them. Lastly, release the ALT key and you'll get the infinity sign () on your notepad screen. So, firstly, we have to press and hold the ALT key then type 236 using the numeric keypad. Special physical keys are encoded with the DOS scan codes for these keys in the second byte of the TKeyEvent type. The ALT code for the infinity sign () is 236.
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