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Asked: 2026-05-15T12:59:35+00:00

In jQuery, what does $.fn. mean? I looked this up on google but couldn’t

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In jQuery, what does $.fn. mean? I looked this up on google but couldn’t find any concrete examples.

$.fn.something = function{}
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  1. Editorial Team

    It allows you to extend jQuery with your own functions.

    For example, 

    $.fn.something = function{}

    will allow you to use 

    $("#element").something()

    $.fn is also synonymous with jQuery.fn which might make your Google searches easier.

    See jQuery Plugins/Authoring

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