jQuery Event Which

jQuery Event Which indicates which feature was first launched in the Netscape browser. Which keyboard or mouse on the keyboard triggered the event. For an event object in jQuery. Labeling a property event object as e. Rather common so e is available since it is a property and not a function. No parameters need to be specified for syntax.

What is jQuery Event Which?

Event.which normalizes the property. event.keyCode and event.charCode. event. which is to view keyboard key input. It recommended reading about the event.charCode on MDN for more details. event.which mouse down also normalizes button presses (and mouse up events). 1 Reporting for the left button. Use event. button instead of event. which for 2 in the middle and 3 in the right.

$("button").keydown((event) => {
    $("p").html("The key pressed down was: " + event.which);

When typing in the input field in the example above. The Unicode value of the last key you press will be displayed. Note: e. Mouse button values when used. As follows: a right-click is 1, a middle (or mouse wheel) click is 2. and a left-click is 3.

Determining which key button has been pressed

In the following example, we will use the mousedown () method with the event. A feature to detect which key button has been pressed.

<input id="whichkey" value="type something">
<div id="log"></div>
$( "#whichkey" ).on( "keydown", function( event ) {
  $( "#log" ).html( event.type + ": " +  event.which );

When a mouse clicked on a button, it is to find out the name of the button. jQuery Event Which is used to find the mouse button.

Event. Normalizes by pressing buttons (mouse down and mouse event), reports 1 for left button, 2 for middle, and 3 for right. Use events. Which instead of events. Button.

If you do event.keyCode in Javascript, you can find out the unique number corresponding to each keyboard.

This method is used as an event.which in Jquery.

$(document).keydown( function(event){

If you use the above formula. you can know the unique number of each keyboard, and it can use besides the key down event.

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