Example of usage of find() method in jQuery_jquery

The example in this article describes the usage of find() method in jQuery. Share it with everyone for your reference. The specific analysis is as follows:

This method gets the child elements of all elements in the matching element collection and deletes them by selector, jQuery object or element.
The find() method is a good way to get descendant elements of the matching element.

Note: children() only gets first-level child elements, while find() will find all child elements.

Grammar structure 1:

Copy code The code is as follows:

$(selector).find(expr)

Parameter list:

参数	描述
expr	字符串值，定义筛选表达式。

Example code:

Copy code The code is as follows:

I am grandson p

I am my sonp

I am a brotherp

The above code can set the font color of all p elements under the father element to red.

Grammar structure 2:

Copy code The code is as follows:

$(selector).find(element)

Can find the specified element under the matching element.

Parameter list:

参数	描述
element	用于匹配元素的DOM对象或者jQuery对象。

예제 코드:

코드 복사 코드는 다음과 같습니다.

나는 내 아들입니다

저는 형제입니다p

본문>

위 코드는 father 요소 아래 id 속성 값이 myp인 요소의 테두리를 1픽셀 빨간색으로 설정할 수 있습니다.

이 기사가 모든 사람의 jQuery 프로그래밍에 도움이 되기를 바랍니다.