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jQuery keypress()


The jQuery keypress() method is used to attach a function to run when a keypress event occurs i.e, when a keyboard button is pressed down.

Syntax:

To trigger the keypress event for selected elements.

$(selector).keypress()  

To add a function to the keypress event.

$(selector).keypress(function)  

Function:

  • It is an optional parameter.
  • The function parameter specifies the function to run when the event occurs.

 

Example

<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<script>  
i = 0;  
$(document).ready(function(){  
	$("input").keypress(function(){  
    	$("span").text (i += 1);  
	});  
});  
</script>  
</head>  
<body>  
Write something: <input type="text">  
<p>Key presses: <span>0</span></p>  
</body>  
</html>

Try it

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