Js set the method to combine the shortcut key and tabindex function
- 2020-03-29 23:55:32
- OfStack
Shortcuts in daily use are many, such as familiar with paste, CTRL + v to copy CTRL + c, use keyboard shortcuts to improve our work efficiency, especially when we are familiar with a kind of operation, use it to operate again become very convenient, very comfortable, for heavy users using the keyboard, the keyboard will always faster than the mouse.
1) tabindex:
Tabs are used to easily control links and form elements in a page
Its usage is simple: obj. = tabindex; The value of this tabindex, according to w3c, can start from 0 to 32767
2) js set combination shortcut keys
It's essentially getting the value of the keyCode of the key that you're going to set, and if you're going to CTRL, Alt, shift, you're going to add a ctrlkey, altKey, shiftKey, so the key is the value of the keyCode
(1) set CTRL +enter to submit
If (e.c.trlkey && e.k.eycode == 13){
Return the submit ();
}
(2) set up Alt+ direction key please
If (e.altKey&& e.keyCode == 37){
Return the submit ();
}
(3) set up Shift + F10
If (e.hiftkey && e.eycode == 37){
Return the submit ();
}
4) set the en
Ter to submit
If (e.k eyCode = = 13) {
Return the submit ();
}
Here are some common shortcuts:
Keycode 8 = BackSpace BackSpace
Keycode 9 = Tab Tab
Keycode 12 = Clear
Keycode 13 = Enter
Keycode 16 = Shift_L
Keycode 17 = Control_L
Keycode 18 = Alt_L
Keycode 19 = Pause
Keycode 20 = Caps_Lock
Keycode 27 = Escape the Escape
Keycode 32 = space space
Keycode 33 = the Prior
Keycode 34 = Next
Keycode 35 = End
Keycode 36 = Home
Keycode 37 = Left
Keycode 38 = Up
Keycode 39 = Right
Keycode 40 = Down
Keycode 41 = Select
Keycode 42 = Print
Keycode 43 = the Execute
Keycode 45 = Insert
Keycode 46 = Delete
Keycode 47 = Help
Note: browser compatibility issues