jQuery keydown()

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This jQuery function is worked when the keydown event occurs or it binds a function to run when a keydown event occurs.
A keydown event happens by pressing a keyboard key.
There are two other events are present in jQuery that is related to keydown event.

1 keypress: This event happens when a keyboard key is pressed down.

2 keyup: This event happens when a keyboard key is released.

Related Topics:

jQuery change

jQuery submit

jQuery keydown()

Syntax:

$(selector).keydown() ;

If you want to trigger a function in it, the syntax will be:

$(selector).keydown(function);

Parameter description:

function: It represents the function to run when the keydown event is triggered. It is optional.

Example:

<html>
 <head>
 <title>jQuery Example</title>
 <script type = "text/javascript"
        src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js">
      </script>
<script>
$(document).ready(function(){
   $(".name").keydown(function(){
    $(this).css("background-color", "pink");
	$("strong").html($(this).val());
  });

});
</script>
 </head>
 <body>

<h2>jQuery Keydown event Example</h2>
Name: <input class="name" type="text" name="fullname">
<strong></strong>
 </body>
</html>