Difference between prop and attr in jQuery

event.preventDefault() and return false

The prop and attr both method sets or returns properties/attributes and values of the selected elements. Let’s see the difference between Attr and Prop in jQuery.

prop() grabs the specified DOM property whereas attr() grabs the specified HTML attribute.

To know more about jQuery prop(), click here.

To know more about jQuery attr(), click here.

Example:

<input type="text" value="Before change" id="textID"/>

$('#textID').change(function(){
console.log('attr(): '+$(this).attr('value')); // old value
console.log('prop(): '+$(this).prop('value')); // new value
});

The jQuery prop() method returns boolean value for selected, checked, readonly, disabled and so on while attr() returns a defined string.

Read Also: Switch List/Grid View using jquery

prop and attr example:

<input id="checkID" checked="checked" type="checkbox" />

$('#checkID').attr('checked') //returns checked
$('#checkID').prop('checked') //returns true

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