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How to override jQuery event handlers?
Use the off() method to override jQuery event handlers. This method is used to remove an event handler. The on() method is used to attach one or more event handler.
Example
You can try to run the following code to learn how to override jQuery event handlers −
<html>
<head>
<title>jQuery off() method</title>
<script src = "https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<script>
$(document).ready(function() {
function aClick() {
$("div").show().fadeOut("slow");
}
$("#bind").click(function () {
$("#theone").on("click", aClick).text("Can Click!");
});
$("#unbind").click(function () {
$("#theone").off("click", aClick).text("Does nothing...");
});
});
</script>
<style>
button {
margin:5px;
}
button#theone {
color:red;
background:yellow;
}
</style>
</head>
<body>
<button id = "theone">Does nothing...</button>
<button id = "bind">Bind Click</button>
<button id = "unbind">Unbind Click</button>
<div style = "display:none;">Click!</div>
</body>
</html> 
Updated on: 2020-02-14T12:33:20+05:30
3K+ Views
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