jQuery.contains(container - [ jQuery1.7 中文手册 ] - 在线原生手册 - php.cn

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速查表核心 jQuery(selector jQuery(html jQuery(callback)each(callback)size()length selector context get([index])index([selector|element])data([key]removeData([name|list])jQuery.data(element queue(element dequeue([queueName])clearQueue([queueName])jQuery.noConflict([extreme])选择器 #id element .class *selector1 ancestor descendant parent > child prev + next prev ~ siblings :first :last :not(selector):even :odd :eq(index):gt(index):lt(index):header :animated :focus :contains(text):empty :has(selector):parent :hidden :visible [attribute][attribute=value][attribute!=value][attribute^=value][attribute$=value][attribute*=value][selector1][selector2][selectorN]:nth-child :first-child :last-child :only-child :input :text :password :radio :checkbox :submit :image :reset :button :file :hidden :enabled :disabled :checked :selected 属性 attr(name|pro|key removeAttr(name)prop(name|pro|key removeProp(name)addClass(class|fn)removeClass([class|fn])toggleClass(class|fn[html([val|fn])text([val|fn])val([val|fn|arr])筛选 eq(index|-index)first()last()hasClass(class)filter(expr|obj|ele|fn)is(expr|obj|ele|fn)map(callback)has(expr|ele)not(expr|ele|fn)slice(start children([expr])closest(expr find(expr|obj|ele)next([expr])nextAll([expr])nextUntil([exp|ele][parent([expr])parents([expr])parentsUntil([exp|ele][prev([expr])prevAll([expr])prevUntil([exp|ele][siblings([expr])add(expr|ele|html|obj[andSelf()contents()end()文档处理 append(content|fn)appendTo(content)prepend(content|fn)prependTo(content)after(content|fn)before(content|fn)insertAfter(content)insertBefore(content)wrap(html|ele|fn)unwrap()wrapAll(html|ele)wrapInner(html|ele|fn)replaceWith(content|fn)replaceAll(selector)empty()remove([expr])detach([expr])clone([Even[CSS css(name|pro|[offset([coordinates])position()scrollTop([val])scrollLeft([val])height([val|fn])width([val|fn])innerHeight()innerWidth()outerHeight([options])outerWidth([options])事件 ready(fn)on(events off(events bind(type one(type trigger(type triggerHandler(type unbind(type live(type die(type delegate(sel undelegate([sel hover([over toggle(fn blur([[data]change([[data]click([[data]dblclick([[data]error([[data]focus([[data]focusin([data]focusout([data]keydown([[data]keypress([[data]keyup([[data]mousedown([[data]mouseenter([[data]mouseleave([[data]mousemove([[data]mouseout([[data]mouseover([[data]mouseup([[data]resize([[data]scroll([[data]select([[data]submit([[data]unload([[data]效果 show([speed hide([speed toggle([speed]slideDown([speed]slideUp([speed slideToggle([speed]fadeIn([speed]fadeOut([speed]fadeTo([[speed]fadeToggle([speed animate(param stop([cle]delay(duration jQuery.fx.off jQuery.fx.interval Ajax jQuery.ajax(url load(url jQuery.get(url jQuery.getJSON(url jQuery.getScript(url jQuery.post(url ajaxComplete(callback)ajaxError(callback)ajaxSend(callback)ajaxStart(callback)ajaxStop(callback)ajaxSuccess(callback)jQuery.ajaxSetup([options])serialize()serializeArray()工具 jQuery.support jQuery.browser jQuery.browser.version jQuery.boxModel jQuery.each(object jQuery.extend([deep]jQuery.grep(array jQuery.makeArray(obj)jQuery.map(array jQuery.inArray(val jQuery.toArray()jQuery.merge(first jQuery.unique(array)jQuery.parseJSON(json)jQuery.noop jQuery.proxy(function jQuery.contains(container jQuery.isArray(obj)jQuery.isFunction(obj)jQuery.isEmptyObject(obj)jQuery.isPlainObject(obj)jQuery.isWindow(obj)jQuery.isNumeric(value)jQuery.type(obj)jQuery.trim(str)jQuery.param(obj jQuery.error(message)Deferred def.done(donCal def.fail(failCal)def.isRejected()def.isResolved()def.reject(args)def.rejectWith(context def.resolve(args)def.resolveWith(context def.then(doneCal def.progress([type]def.pipe([donFil]def.always(alwCal def.notify(args)def.notifyWith(context def.progress(proCal)def.state()Callbacks callbacks.add(callbacks)callbacks.disable()callbacks.empty()callbacks.fire(arguments)callbacks.fired()callbacks.fireWith([context][callbacks.has(callback)callbacks.lock()callbacks.locked()callbacks.remove(callbacks)jQuery.callbacks(flags)关于关于jQuery API 文档提交bug及获取更新其它 regexp

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文字

返回值:BooleanjQuery.contains(container,contained)

概述

一个DOM节点是否包含另一个DOM节点。

参数

container,containedObject,ObjectV1.4

container:DOM元素作为容器，可以包含其他元素

contained:DOM节点，可能被其他元素所包含

示例

描述:

检测一个元素是否包含另一个元素

jQuery 代码:

jQuery.contains(document.documentElement, document.body); // true
jQuery.contains(document.body, document.documentElement); // false

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