Analysis of filter of function and find of function in jQuery

This article illustrates the usage of filter() and find() functions in jQuery. Share to everybody for everybody reference. The specific analysis is as follows:

$("div .cont");
Is equivalent to $(" div "). find (". cont ")

The filter() function is applied to every object in the set ($),
The find() function looks for the child elements of a matching expression within each object

Example:

<div class="cont"><p class="cont">asdf</p></div>
<div><p class="cont">jldf</p></div>

$("div").filter(".cont")// Access is <div class="cont"> The label of the 

Means to find the div element with class as cont

$("div").find(".cont")// Access is <p class="cont"> The label of the 

After finding div, look for the element with class as cont among the children of div

Hopefully, this article has helped you with your jQuery programming.