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https://github.com/ziyi2/jquery

jQuery2.0.3源码分析笔记
https://github.com/ziyi2/jquery
jquery source source-code source-code-analysis
Last synced: 30 days ago
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jQuery2.0.3源码分析笔记
Host: GitHub
URL: https://github.com/ziyi2/jquery
Owner: ziyi2
Created: 2016-10-11T12:15:58.000Z (about 8 years ago)
Default Branch: master
Last Pushed: 2019-05-04T06:28:15.000Z (over 5 years ago)
Last Synced: 2024-08-04T01:13:23.460Z (4 months ago)
Topics: jquery, source, source-code, source-code-analysis
Language: JavaScript
Homepage:
Size: 6.07 MB
Stars: 40
Watchers: 3
Forks: 14
Open Issues: 0
Metadata Files:
- Readme: README.md
Awesome Lists containing this project

awesome - jquery 2.0.3 源码分析笔记 - 参考《锋利的jQuery》/《jQuery技术内幕》/《JavaScript高级程序设计》/《JavaScript权威指南》 (笔记 / JavaScript)
README

        ## 前言

这里加入了很多对于原生`JavaScript`的理解,忽略了`Sizzle`选择器(它可以单独抽离出来使用`Sizzle.js`框架)的源码分析,同时由于`13.事件操作`源码相对比较复杂,只是粗略的进行了源码的调试和说明,对于`Jquery`如何监听事件以及取消监听的原理,代码执行顺序和兼容性问题处理有了粗略理解,后续有空会继续深入分析源码的实现原理.

## 完整版

- [jQuery 2.0.3源码分析](https://github.com/ziyi2/jQuery/blob/master/jQuery.md)

## 1. 总体架构

- [自执行匿名函数](https://github.com/ziyi2/jQuery/blob/master/%E6%80%BB%E4%BD%93%E6%9E%B6%E6%9E%84.md#1-1-%E8%87%AA%E6%89%A7%E8%A1%8C%E5%8C%BF%E5%90%8D%E5%87%BD%E6%95%B0)

## 2.私有属性

- [`rootjQuery`](https://github.com/ziyi2/jQuery/blob/master/%E7%A7%81%E6%9C%89%E5%B1%9E%E6%80%A7.md#21-rootjquery)

- [`readyList`](https://github.com/ziyi2/jQuery/blob/master/%E7%A7%81%E6%9C%89%E5%B1%9E%E6%80%A7.md#22-readylist)

- [`core_strundefined`](https://github.com/ziyi2/jQuery/blob/master/%E7%A7%81%E6%9C%89%E5%B1%9E%E6%80%A7.md#23-core_strundefined)

- [`window`](https://github.com/ziyi2/jQuery/blob/master/%E7%A7%81%E6%9C%89%E5%B1%9E%E6%80%A7.md#24-window%E5%B1%9E%E6%80%A7)

- [`_`](https://github.com/ziyi2/jQuery/blob/master/%E7%A7%81%E6%9C%89%E5%B1%9E%E6%80%A7.md#25-_%E5%8F%98%E9%87%8F)

- [`class2type`](https://github.com/ziyi2/jQuery/blob/master/%E7%A7%81%E6%9C%89%E5%B1%9E%E6%80%A7.md#26-class2type)

- [`core_deletedIds`](https://github.com/ziyi2/jQuery/blob/master/%E7%A7%81%E6%9C%89%E5%B1%9E%E6%80%A7.md#27-core_deletedids)

- [`core_version`](https://github.com/ziyi2/jQuery/blob/master/%E7%A7%81%E6%9C%89%E5%B1%9E%E6%80%A7.md#28-core_version)

- [数组、对象、字符串方法](https://github.com/ziyi2/jQuery/blob/master/%E7%A7%81%E6%9C%89%E5%B1%9E%E6%80%A7.md#29-%E6%95%B0%E7%BB%84%E5%AF%B9%E8%B1%A1%E5%AD%97%E7%AC%A6%E4%B8%B2%E6%96%B9%E6%B3%95)

- [`jQuery`](https://github.com/ziyi2/jQuery/blob/master/%E7%A7%81%E6%9C%89%E5%B1%9E%E6%80%A7.md#210-jquery%E9%87%8D%E7%82%B9)

- [正则变量](https://github.com/ziyi2/jQuery/blob/master/%E7%A7%81%E6%9C%89%E5%B1%9E%E6%80%A7.md#211-%E6%AD%A3%E5%88%99%E5%8F%98%E9%87%8F)

- [`fcamelCase`](https://github.com/ziyi2/jQuery/blob/master/%E7%A7%81%E6%9C%89%E5%B1%9E%E6%80%A7.md#212--fcamelcase)

- [`completed`](https://github.com/ziyi2/jQuery/blob/master/%E7%A7%81%E6%9C%89%E5%B1%9E%E6%80%A7.md#213--completed)

## 3. jQuery对象的属性和方法

- [`$().jquery`](https://github.com/ziyi2/jQuery/blob/master/jQuery%E5%AF%B9%E8%B1%A1%E7%9A%84%E5%B1%9E%E6%80%A7%E5%92%8C%E6%96%B9%E6%B3%95.md#31-jquery)

- [`$().constructor`](https://github.com/ziyi2/jQuery/blob/master/jQuery%E5%AF%B9%E8%B1%A1%E7%9A%84%E5%B1%9E%E6%80%A7%E5%92%8C%E6%96%B9%E6%B3%95.md#32-constructor)

- [`$().init()`](https://github.com/ziyi2/jQuery/blob/master/jQuery%E5%AF%B9%E8%B1%A1%E7%9A%84%E5%B1%9E%E6%80%A7%E5%92%8C%E6%96%B9%E6%B3%95.md#33-init-jquery%E6%9E%84%E9%80%A0%E5%87%BD%E6%95%B0%E6%96%B9%E6%B3%95) - jQuery构造函数方法

- [`$().selector`](https://github.com/ziyi2/jQuery/blob/master/jQuery%E5%AF%B9%E8%B1%A1%E7%9A%84%E5%B1%9E%E6%80%A7%E5%92%8C%E6%96%B9%E6%B3%95.md#34-selector)

- [`$().length`](https://github.com/ziyi2/jQuery/blob/master/jQuery%E5%AF%B9%E8%B1%A1%E7%9A%84%E5%B1%9E%E6%80%A7%E5%92%8C%E6%96%B9%E6%B3%95.md#35-length)

- [`$().toArray()`](https://github.com/ziyi2/jQuery/blob/master/jQuery%E5%AF%B9%E8%B1%A1%E7%9A%84%E5%B1%9E%E6%80%A7%E5%92%8C%E6%96%B9%E6%B3%95.md#36-toarray)

- [`$().get()`](https://github.com/ziyi2/jQuery/blob/master/jQuery%E5%AF%B9%E8%B1%A1%E7%9A%84%E5%B1%9E%E6%80%A7%E5%92%8C%E6%96%B9%E6%B3%95.md#37-get)

- [`$().pushStack()`](https://github.com/ziyi2/jQuery/blob/master/jQuery%E5%AF%B9%E8%B1%A1%E7%9A%84%E5%B1%9E%E6%80%A7%E5%92%8C%E6%96%B9%E6%B3%95.md#38-pushstack)

- [`$().end()`](https://github.com/ziyi2/jQuery/blob/master/jQuery%E5%AF%B9%E8%B1%A1%E7%9A%84%E5%B1%9E%E6%80%A7%E5%92%8C%E6%96%B9%E6%B3%95.md#39-end)

- [`$().slice()`](https://github.com/ziyi2/jQuery/blob/master/jQuery%E5%AF%B9%E8%B1%A1%E7%9A%84%E5%B1%9E%E6%80%A7%E5%92%8C%E6%96%B9%E6%B3%95.md#310-slice)

- [`$().each()`](https://github.com/ziyi2/jQuery/blob/master/jQuery%E5%AF%B9%E8%B1%A1%E7%9A%84%E5%B1%9E%E6%80%A7%E5%92%8C%E6%96%B9%E6%B3%95.md#311-each)

- [`$().ready()`](https://github.com/ziyi2/jQuery/blob/master/jQuery%E5%AF%B9%E8%B1%A1%E7%9A%84%E5%B1%9E%E6%80%A7%E5%92%8C%E6%96%B9%E6%B3%95.md#312-ready)

- [`$().first()/last()/eq()`](https://github.com/ziyi2/jQuery/blob/master/jQuery%E5%AF%B9%E8%B1%A1%E7%9A%84%E5%B1%9E%E6%80%A7%E5%92%8C%E6%96%B9%E6%B3%95.md#313-firstlast-eq)

- [`$().map()`](https://github.com/ziyi2/jQuery/blob/master/jQuery%E5%AF%B9%E8%B1%A1%E7%9A%84%E5%B1%9E%E6%80%A7%E5%92%8C%E6%96%B9%E6%B3%95.md#314-map)

- [`$().push()/sort()/slice()`](https://github.com/ziyi2/jQuery/blob/master/jQuery%E5%AF%B9%E8%B1%A1%E7%9A%84%E5%B1%9E%E6%80%A7%E5%92%8C%E6%96%B9%E6%B3%95.md#315-pushsortslice)

## 4. 拷贝继承

- [拷贝继承](https://github.com/ziyi2/jQuery/blob/master/%E6%8B%B7%E8%B4%9D%E7%BB%A7%E6%89%BF.md#4-%E6%8B%B7%E8%B4%9D%E7%BB%A7%E6%89%BF)

## 5. 工具方法

- [`$.expando`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#51-expando)

- [`$.noConflict`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#52-noconflict)

- [`$.ready()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#53-ready)

- [`$.holdReady()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#54-holdready)

- [`$.isFunction()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#55-isfunction)

- [`$.isArray()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#56-isarray)

- [`$.isWindow()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#57-iswindow)

- [`$.isNumeric()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#58-isnumeric)

- [`$.type()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#59-type)

- [`$.isPlantObject()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#510-isplantobject)

- [`$.isEmptyObject()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#511-isemptyobject)

- [`$.error()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#512-error)

- [`$.parseHTML()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#513-parsehtml)

- [`$.parseJSON()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#514-parsejson)

- [`$.parseXML()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#515-parsexml)

- [`$.noop()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#516-noop)

- [`$.globalEval()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#517-globaleval)

- [`$.camelCase()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#518-camelcase)

- [`$.nodeName()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#519-nodename)

- [`$.each()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#520-each)

- [`$.trim()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#521-trim)

- [`$.makeArray()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#522-makearray)

- [`$.inArray()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#523-inarray)

- [`$.merge()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#524-merge)

- [`$.grep()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#525-grep)

- [`$.map()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#526-map)

- [`$.guid`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#527-guid)

- [`$.proxy()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#528-proxy)

- [`$.access()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#529-access)

- [`$.now()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#530-now)

- [`$.swap()`](https://github.com/ziyi2/jQuery/blob/master/%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95.md#531-swap)

## 6. 选择器Sizzle

忽略了Sizzle选择器(它可以单独抽离出来使用Sizzle.js框架)的源码分析。

## 7. 回调对象

- [`options`](https://github.com/ziyi2/jQuery/blob/master/%E5%9B%9E%E8%B0%83%E5%AF%B9%E8%B1%A1.md#7-1-options)

- [`$.Callback().add()`](https://github.com/ziyi2/jQuery/blob/master/%E5%9B%9E%E8%B0%83%E5%AF%B9%E8%B1%A1.md#7-2-callbackadd)

- [`$.Callback().remove()`](https://github.com/ziyi2/jQuery/blob/master/%E5%9B%9E%E8%B0%83%E5%AF%B9%E8%B1%A1.md#7-3-callbackremove)

- [`$.Callback().has()`](https://github.com/ziyi2/jQuery/blob/master/%E5%9B%9E%E8%B0%83%E5%AF%B9%E8%B1%A1.md#7-4-callbackhas)

- [`$.Callback().fire()/firewith()/fire()`](https://github.com/ziyi2/jQuery/blob/master/%E5%9B%9E%E8%B0%83%E5%AF%B9%E8%B1%A1.md#7-5-callbackfirefirewithfire)

- [other API](https://github.com/ziyi2/jQuery/blob/master/%E5%9B%9E%E8%B0%83%E5%AF%B9%E8%B1%A1.md#76-other-api)

## 8. 延迟对象

- [`$.Deffered()`](https://github.com/ziyi2/jQuery/blob/master/%E5%BB%B6%E8%BF%9F%E5%AF%B9%E8%B1%A1.md#81-deffered)

- [`$.when()`](https://github.com/ziyi2/jQuery/blob/master/%E5%BB%B6%E8%BF%9F%E5%AF%B9%E8%B1%A1.md#82-when)

## 9. 功能检测

- [功能检测](https://github.com/ziyi2/jQuery/blob/master/%E5%8A%9F%E8%83%BD%E6%A3%80%E6%B5%8B.md)

## 10. 数据缓存

- [`Date`构造函数](https://github.com/ziyi2/jQuery/blob/master/%E6%95%B0%E6%8D%AE%E7%BC%93%E5%AD%98.md#101-date%E6%9E%84%E9%80%A0%E5%87%BD%E6%95%B0)

- [`data`工具方法](https://github.com/ziyi2/jQuery/blob/master/%E6%95%B0%E6%8D%AE%E7%BC%93%E5%AD%98.md#102-data%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95)

- [`data`实例方法](https://github.com/ziyi2/jQuery/blob/master/%E6%95%B0%E6%8D%AE%E7%BC%93%E5%AD%98.md#103-data%E5%AE%9E%E4%BE%8B%E6%96%B9%E6%B3%95)

## 11. 队列管理

- [`queue`工具方法](https://github.com/ziyi2/jQuery/blob/master/%E9%98%9F%E5%88%97%E7%AE%A1%E7%90%86.md#111-queue%E5%B7%A5%E5%85%B7%E6%96%B9%E6%B3%95)

- [`queue`实例方法](https://github.com/ziyi2/jQuery/blob/master/%E9%98%9F%E5%88%97%E7%AE%A1%E7%90%86.md#112-queue%E5%AE%9E%E4%BE%8B%E6%96%B9%E6%B3%95)

## 12.元素属性

- [`attr()`](https://github.com/ziyi2/jQuery/blob/master/%E5%85%83%E7%B4%A0%E5%B1%9E%E6%80%A7.md#121-attr)

- [`removeAttr()`](https://github.com/ziyi2/jQuery/blob/master/%E5%85%83%E7%B4%A0%E5%B1%9E%E6%80%A7.md#122-removeattr)

- [`prop()`](https://github.com/ziyi2/jQuery/blob/master/%E5%85%83%E7%B4%A0%E5%B1%9E%E6%80%A7.md#123-prop)

- [`removeProp()`](https://github.com/ziyi2/jQuery/blob/master/%E5%85%83%E7%B4%A0%E5%B1%9E%E6%80%A7.md#124-removeprop)

- [`addClass()`](https://github.com/ziyi2/jQuery/blob/master/%E5%85%83%E7%B4%A0%E5%B1%9E%E6%80%A7.md#125-addclass)

- [`removeClass()`](https://github.com/ziyi2/jQuery/blob/master/%E5%85%83%E7%B4%A0%E5%B1%9E%E6%80%A7.md#126-removeclass)

- [`hasClass()`](https://github.com/ziyi2/jQuery/blob/master/%E5%85%83%E7%B4%A0%E5%B1%9E%E6%80%A7.md#128-hasclass)

- [`val()`](https://github.com/ziyi2/jQuery/blob/master/%E5%85%83%E7%B4%A0%E5%B1%9E%E6%80%A7.md#129-val)

## 13. 事件操作

- [JQuery实例对象扩展`jQuery.fn.extend`](https://github.com/ziyi2/jQuery/blob/master/%E4%BA%8B%E4%BB%B6%E6%93%8D%E4%BD%9C.md#131-jquery%E5%AE%9E%E4%BE%8B%E5%AF%B9%E8%B1%A1%E6%89%A9%E5%B1%95jqueryfnextend)

- [`$().on()`](https://github.com/ziyi2/jQuery/blob/master/%E4%BA%8B%E4%BB%B6%E6%93%8D%E4%BD%9C.md#1311-on)

- [`$().one()`](https://github.com/ziyi2/jQuery/blob/master/%E4%BA%8B%E4%BB%B6%E6%93%8D%E4%BD%9C.md#1312-one)

- [`$().off()`](https://github.com/ziyi2/jQuery/blob/master/%E4%BA%8B%E4%BB%B6%E6%93%8D%E4%BD%9C.md#1313-off)

- [`$().trigger()`](https://github.com/ziyi2/jQuery/blob/master/%E4%BA%8B%E4%BB%B6%E6%93%8D%E4%BD%9C.md#1314-trigger)

- [`$().triggerHandler()`](https://github.com/ziyi2/jQuery/blob/master/%E4%BA%8B%E4%BB%B6%E6%93%8D%E4%BD%9C.md#1315-triggerhandler)

- [事件工具对象`jQuery.Event`](https://github.com/ziyi2/jQuery/blob/master/%E4%BA%8B%E4%BB%B6%E6%93%8D%E4%BD%9C.md#132-%E4%BA%8B%E4%BB%B6%E5%B7%A5%E5%85%B7%E5%AF%B9%E8%B1%A1jqueryevent)

- [`$.event.add()`](https://github.com/ziyi2/jQuery/blob/master/%E4%BA%8B%E4%BB%B6%E6%93%8D%E4%BD%9C.md#1321-eventadd)

- [`$.event.dispatch()`](https://github.com/ziyi2/jQuery/blob/master/%E4%BA%8B%E4%BB%B6%E6%93%8D%E4%BD%9C.md#1322-eventdispatch)

- [`$.event.handlers()`](https://github.com/ziyi2/jQuery/blob/master/%E4%BA%8B%E4%BB%B6%E6%93%8D%E4%BD%9C.md#1323-eventhandlers)

- [`$.event.fix()`](https://github.com/ziyi2/jQuery/blob/master/%E4%BA%8B%E4%BB%B6%E6%93%8D%E4%BD%9C.md#1324-eventfix)

- [`$.event.special()`](https://github.com/ziyi2/jQuery/blob/master/%E4%BA%8B%E4%BB%B6%E6%93%8D%E4%BD%9C.md#1325-eventspecial)

- [`$.event.trigger()`](https://github.com/ziyi2/jQuery/blob/master/%E4%BA%8B%E4%BB%B6%E6%93%8D%E4%BD%9C.md#1326-eventtrigger)

- [`$.event.simulate()`](https://github.com/ziyi2/jQuery/blob/master/%E4%BA%8B%E4%BB%B6%E6%93%8D%E4%BD%9C.md#1327-eventsimulate)

- [`$.event.remove()`](https://github.com/ziyi2/jQuery/blob/master/%E4%BA%8B%E4%BB%B6%E6%93%8D%E4%BD%9C.md#1328-eventremove)