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jQuery.contains () method

jQuery Misc Methods jQuery Misc Methods

Examples

A detection element contained within another element of:

$ (Function () {
function funcontain (html) {
document.body.innerHTML + = "<br>" + html;
}
funcontain ($ contains (document.documentElement, document.body).); // true
funcontain ($ contains (document.body, document.documentElement).); // false
})

try it"

Definition and Usage

$ .contains () Method is used to determine whether a given element contains another element. That is, whether another DOM element is specified DOM element offspring.


grammar

$.contains( container, contained )

参数 描述
container Element类型 指定可能包含其他元素的祖辈容器元素。
contained Element类型 指定可能被其他元素包含的后代元素。

jQuery Misc Methods jQuery Misc Methods