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How do I find a certain attribute exists or not for a selected item in jQuery?
To find a certain attribute exists or not for a selected item in jQuery, use the hasAttribute() method.
Example
You can try to run the following code to learn how to find a certain attribute exists or not:
<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<script>
$(document).ready(function(){
$('button').on('click', function() {
if (this.hasAttribute("myattr")) {
alert('True - myattr attribute exists')
} else {
alert('False - myattr attribute does not exist')
}
})
});
</script>
</head>
<body>
<button class='button' style='color: green' myattr='demo'>
Button One
</button>
<button class='button'>
Button Two
</button>
</body>
</html>
Updated on: 18-Dec-2019
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