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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]) 選擇器 #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 屬性 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]) 篩選 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() 文檔處理 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) 關(guān)于 關(guān)于jQuery API 文檔 提交bug及獲取更新 其它 regexp
文字

返回值:jQueryremoveProp(name)

概述

用來刪除由.prop()方法設(shè)置的屬性集

隨著一些內(nèi)置屬性的DOM元素或window對象,如果試圖將刪除該屬性,瀏覽器可能會產(chǎn)生錯誤。jQuery第一次分配undefined值的屬性,而忽略了瀏覽器生成的任何錯誤

參數(shù)

propertyNameStringV1.6

要刪除的屬性名

示例

描述:

設(shè)置一個段落數(shù)字屬性,然后將其刪除。

HTML 代碼:
<p> </p>
jQuery 代碼:
var $para = $("p");
$para.prop("luggageCode", 1234);
$para.append("The secret luggage code is: ", String($para.prop("luggageCode")), ". ");
$para.removeProp("luggageCode");
$para.append("Now the secret luggage code is: ", String($para.prop("luggageCode")), ". ");
結(jié)果:
The secret luggage code is: 1234. Now the secret luggage code is: undefined. 
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