Introduction to jquery keyboard Events _jquery

First, what you need to know is:
1, KeyDown ()
The KeyDown event is triggered when the keyboard is pressed.
2, KeyUp ()
The KeyUp event triggers when the key is released, which is what happens when you press the keyboard
3, KeyPress ()
The KeyPress event triggers when the keystroke is hit, which we can understand to press and lift the same key


Second, get the corresponding ASCII code on the keyboard:
$ (document). KeyDown (function (event) {
alert (Event.keycode);
});

$tips: In the example above, Event.keycode can help us to get what we pressed on the keyboard, he returned the ASCII code, such as up and down key, respectively, is 38,40,37,39;

Iii. instance (when pressing the left and right side keys on the keyboard)

Copy Code code as follows:

$ (document). KeyDown (function (event) {
Judge when Event.keycode is 37 o'clock (that is, left side key), execute function to_left ();
Judge when Event.keycode is 39 o'clock (that is, right side key), execute function to_right ();
if (Event.keycode = = 37) {
To_left ();
}else if (Event.keycode = = 39) {
To_right ();
}
});

Four, TIPS:
This example is often used in electronic album browsing ...