jQuery keydown() Method
You are Here:
jQuery keydown() Method
The jQuery keydown() method is used for the following 2 purpose
- To run a callback when a keyboard key is down in a specified element.
- To trigger the keydown event of a specified element.
Run a Callback
In the following example, we will run a callback functionwhen a keyboard key is down in any input.
Example
HTML Editor
<!DOCTYPE html>
<html lang="en-US">
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
</head>
<body>
<h1>jQuery keydown() Method</h1>
<input type="text" placeholder="type something">
<script>
$(document).ready(function(){
$("input").keydown(function(){
alert("Key is down");
});
});
</script>
</body>
</html>
Syntax
$(selector).keydown(callback);
Parameter Values
| Value | Type | Explanation |
|---|---|---|
| callback | Optional | Specifies a function to be called once the key is down. |
Trigger a keydown Event
In the following example, we will trigger a keydown event when a button is clicked.
Example
HTML Editor
<!DOCTYPE html>
<html lang="en-US">
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
</head>
<body>
<h1>jQuery keydown() Method</h1>
<input type="text" placeholder="type something">
<button>Trigger keydown Event</button>
<script>
$(document).ready(function(){
$("input").keydown(function(){
alert("Key is down");
});
$("button").click(function(){
$("input").keydown();
});
});
</script>
</body>
</html>
keydown() vs keypress() vs keyup()
Check out the difference between keydown() vs keypress() vs keyup() in jquery.
Reminder
Hi Developers, we almost covered 99.5% of jQuery Tutorials with examples for quick and easy learning.
We are working to cover every Single Concept in jQuery.
Please do google search for:
Join Our Channel
Join our telegram channel to get an instant update on depreciation and new features on HTML, CSS, JavaScript, jQuery, Node.js, PHP and Python.
This channel is primarily useful for Full Stack Web Developer.
