点击此处，然后按下任意键...
KeyA (65)KeyB (66)KeyC (67)KeyD (68)KeyE (69)KeyF (70)KeyG (71)KeyH (72)KeyI (73)KeyJ (74)KeyK (75)KeyL (76)KeyM (77)KeyN (78)KeyO (79)KeyP (80)KeyQ (81)KeyR (82)KeyS (83)KeyT (84)KeyU (85)KeyV (86)KeyW (87)KeyX (88)KeyY (89)KeyZ (90)Digit0 (48)Digit1 (49)Digit2 (50)Digit3 (51)Digit4 (52)Digit5 (53)Digit6 (54)Digit7 (55)Digit8 (56)Digit9 (57)F1 (112)F2 (113)F3 (114)F4 (115)F5 (116)F6 (117)F7 (118)F8 (119)F9 (120)F10 (121)F11 (122)F12 (123)ArrowUp (38)ArrowDown (40)ArrowLeft (37)ArrowRight (39)ShiftLeft (16)ShiftRight (16)ControlLeft (17)ControlRight (17)AltLeft (18)AltRight (18)MetaLeft (91)MetaRight (92)Enter (13)Backspace (8)Delete (46)Tab (9)Space (32)Home (36)End (35)PageUp (33)PageDown (34)Escape (27)CapsLock (20)Insert (45)PrintScreen (44)ScrollLock (145)Pause (19)Numpad0 (96)Numpad1 (97)Numpad2 (98)Numpad3 (99)Numpad4 (100)Numpad5 (101)Numpad6 (102)Numpad7 (103)Numpad8 (104)Numpad9 (105)NumpadMultiply (106)NumpadAdd (107)NumpadSubtract (109)NumpadDecimal (110)NumpadDivide (111)NumpadEnter (13)NumLock (144)Semicolon (186)Equal (187)Comma (188)Minus (189)Period (190)Slash (191)Backquote (192)BracketLeft (219)Backslash (220)BracketRight (221)Quote (222)键盘按键检测工具可以帮助您快速获取任意按键的 JavaScript 事件属性，包括 key、code、keyCode、location 以及修饰键状态等。 这对于前端开发中处理键盘事件、实现快捷键功能非常有用。
event.key: 返回按下的键的字符值，考虑了键盘布局和修饰键 (推荐使用)
event.code: 返回按键的物理代码，不受键盘布局影响 (推荐使用)
event.keyCode: 返回数字键码，已被废弃，但仍在许多旧代码中使用
event.which: 类似 keyCode，已被废弃
event.location: 标识按键在键盘上的位置 (适用于左右区分的按键)
修饰键: Alt、Ctrl、Shift、Meta (⌘ 或 Win 键) 的状态