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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
characters

返回值:StringjQuery.param(obj,[traditional])

概述

將表單元素?cái)?shù)組或者對(duì)象序列化。是.serialize()的核心方法。

在jQuery 1.3中,如果傳遞的參數(shù)是一個(gè)函數(shù),那么用.param()會(huì)得到這個(gè)函數(shù)的返回值,而不是把這個(gè)函數(shù)作為一個(gè)字符串來(lái)返回。

在jQuery 1.4中,.param()會(huì)深度遞歸一個(gè)對(duì)象來(lái)滿足現(xiàn)在腳本語(yǔ)言和框架,比如PHP, Ruby on Rails等。你可以通過(guò)jQuery.ajaxSettings.traditional = true; 來(lái)全局得禁用這個(gè)功能。

注意:因?yàn)橛行┛蚣茉诮馕鲂蛄谢瘮?shù)字的時(shí)候能力有限,所以當(dāng)傳遞一些含有嵌套對(duì)象、數(shù)組的對(duì)象作為參數(shù)時(shí),請(qǐng)務(wù)必小心!

在jQuery 1.4中,HTML5的input元素也會(huì)被序列化。

參數(shù)

objArray<Elements>/jQuery/ObjectV1.2

數(shù)組或jQuery對(duì)象會(huì)按照name/value對(duì)進(jìn)行序列化,普通對(duì)象按照key/value對(duì)進(jìn)行序列化。

obj,[traditional]Array<Elements>/jQuery/Object,BooleanV1.4

obj:數(shù)組或jQuery對(duì)象會(huì)按照name/value對(duì)進(jìn)行序列化,普通對(duì)象按照key/value對(duì)進(jìn)行序列化。

traditional:是否使用傳統(tǒng)的方式淺層序列化。

示例

描述:

按照key/value對(duì)序列化普通對(duì)象。

jQuery 代碼:

    var params = { width:1680, height:1050 };
    var str = jQuery.param(params);
    $("#results").text(str);
結(jié)果:
width=1680&height=1050

描述:

對(duì)比兩種序列化方式

jQuery 代碼:
var myObject = {
  a: {
    one: 1, 
    two: 2, 
    three: 3
  }, 
  b: [1,2,3]
};
var recursiveEncoded = $.param(myObject);
var recursiveDecoded = decodeURIComponent($.param(myObject));

alert(recursiveEncoded);
alert(recursiveDecoded);
//a%5Bone%5D=1&a%5Btwo%5D=2&a%5Bthree%5D=3&b%5B%5D=1&b%5B%5D=2&b%5B%5D=3
//a[one]=1&a[two]=2&a[three]=3&b[]=1&b[]=2&b[]=3

var shallowEncoded = $.param(myObject, true);
var shallowDecoded = decodeURIComponent(shallowEncoded);

alert(shallowEncoded);
alert(shallowDecoded);
//a=%5Bobject+Object%5D&b=1&b=2&b=3
//a=[object+Object]&b=1&b=2&b=3
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