jQuery Key down event

Introduction

Enter something inside the input box and see the result.

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Executing a Function on Keydown Event in jQuery</title>
<script src="https://code.jquery.com/jquery-1.12.4.min.js"></script>
<style>
    p{//from  www.  ja v  a2s  .co m
        padding: 10px;
        background: lightgreen;
        display: none;
    }
    div{
        margin: 20px 0;
    }
</style>
<script>
$(document).ready(function(){
    var i = 0;
    $('input[type="text"]').keydown(function(){
        $("span").text(i += 1);
        $("p").show().fadeOut();
    });
});
</script>
</head>
<body>
    <input type="text">
    <div>Keydown: <span>0</span></div>
  
    <p>Keydown is triggered.</p>
</body>
</html>



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