人工精选前端跳槽突围课 :React18底层源码深入剖析(完结)
这门课解决什么问题 很多人用 React 写了两三年业务,组件、Hooks、状态管理都能上手,但一到面试深挖环节就卡住:setState 之后到底发生了什么、Fiber 树是怎么被拆成一个个工作单元的、为什么并发更新能被打断而同步更新不能。这类问题靠背八股答不深,因为背后是一整套调度与协调机制。这门
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这门课解决什么问题
很多人用 React 写了两三年业务,组件、Hooks、状态管理都能上手,但一到面试深挖环节就卡住:setState 之后到底发生了什么、Fiber 树是怎么被拆成一个个工作单元的、为什么并发更新能被打断而同步更新不能。这类问题靠背八股答不深,因为背后是一整套调度与协调机制。这门课盯的就是这个断层——把 React 18 的底层运行逻辑拆开讲,让你从「会用」走到「知道它为什么这么跑」。它不教你怎么写页面,也不覆盖工程化、性能优化清单那些外围内容,重心放在源码层面的执行链路。
适合什么基础,先看哪几块
前提是你能熟练写函数组件和 Hooks,理解虚拟 DOM、diff 这些基本概念,最好读过一点 React 源码但没成体系。如果连 useEffect 的依赖数组都还没用顺,直接进来会比较吃力,建议先补一段实际项目经验。学习顺序上,建议先把渲染主流程这条线走通:从创建更新、进入调度、到 reconcile 生成副作用列表、最后 commit 到真实 DOM,这一条打通之后再回头看并发相关的部分会顺很多。调度器与时间切片那块可以放在第二步,它解释的是「为什么更新可以被中断和恢复」。优先级与车道模型属于细节,遇到再查即可,不必一上来就死磕。
学完能独立做什么,资料怎么配合练习
学完之后,你应该能对着一段普通的 setState 代码,自己讲清楚它触发了哪条更新链路、在哪个阶段被处理、副作用何时执行;能读懂 React 源码里调度与协调相关的核心函数,而不是看到函数名就跳过;面试时被问到 Fiber、双缓存、优先级这些,能画出结构、说出流程,而不是复述结论。练习方式上,别只看讲解,建议边看边在本地起一个 React 18 项目,用断点或日志跟一遍更新过程,把关键节点自己走一遍;遇到不理解的分支,回到源码对应位置对照着看。资料里的内容按主题组织,可以当成查阅手册,第一遍顺着主线过,第二遍带着具体问题回去翻。整体节奏上,这是一门需要动手跟读的课,光看不练收益有限。
课程目录
课程目录232 集
- 前端跳槽突围课 :React18底层源码深入剖析(完结) React18????????????????????????? ?????? ???????????React18?????????????????????????????????????????????????????????????? ? ????? ???��??React18??????????????????????????????????????????????????????? ?��????? ? React18?????????? ? ?????????????????????????????? ? ????????????????????? �γ�Ŀ¼ ? ??8?? React????????React???????????????????? 8-10 -2 scheduleUpdateOnFiber???????_.mp4
- [111.2 MB] 8-6 -1 root.render??unmount??????????_.mp4
- [141.2 MB] 8-13 render???-beginWork_.mp4
- [129.1 MB] 8-14 render???-renderRootConcurrent_.mp4
- [75.1 MB] 8-2 -2 ???????DOM ??????????????createRoot_.mp4
- [161.8 MB] 8-12 render???_.mp4
- [79.5 MB] 8-8 -2update???????????.mp4_.mp4
- [160.5 MB] 8-15 commit???_.mp4
- [205.7 MB] 8-7 -1 update???????????_.mp4
- [125.0 MB] 8-4 -4 ???????DOM ??????????????createRoot_.mp4
- [28.0 MB] 8-5 -1 root.render??unmount??????????_.mp4
- [141.3 MB] 8-11 -3 scheduleUpdateOnFiber???????_.mp4
- [106.9 MB] 8-1 ???????DOM ??????????????createRoot -1_.mp4
- [65.3 MB] 8-3 -3 ???????DOM ??????????????createRoot_.mp4
- [16.2 MB] 8-9 -1 scheduleUpdateOnFiber???????_.mp4
- [37.2 MB] ? ??6?? React18????????????????????????????????????????? 6-2 ????React??????????_.mp4
- [133.0 MB] 6-1 ????React?????????????????????????????? & ??????????__ev-???_.mp4
- [38.2 MB] ? ??18?? ??????????????????????????????????????????? 18-6 ????????????_.mp4
- [102.8 MB] 18-5 ????????_.mp4
- [78.6 MB] 18-4 -2?????????_.mp4
- [85.3 MB] 18-2 ????????????????_.mp4
- [99.3 MB] 18-1 ?????????_.mp4
- [72.7 MB] 18-3 -1?????????_.mp4
- [71.7 MB] ? ??3?? ????????????????????????? 3-5 ??????React Contributor_.mp4
- [90.1 MB] 3-3 ???debug React???_.mp4
- [79.5 MB] 3-1 -1 ?????????React???_.mp4
- [89.8 MB] 3-4 ???????React????????_.mp4
- [23.7 MB] 3-2 -2 ?????????React???_.mp4
- [113.0 MB] ? ??10?? React???????????????????????????????????????? 10-4 ???????????????????_.mp4
- [26.4 MB] 10-5 ?????????????????_.mp4
- [26.9 MB] 10-1 ??????????????????????????_.mp4
- [53.3 MB] 10-2 ????????????????????_.mp4
- [69.9 MB] 10-3 ??????Fragment????????_.mp4
- [98.0 MB] ? ??1?? ??????? 1-1 React18???????????_.mp4
- [25.4 MB] ? ??13?? React????????????React VDOM DIFF????????? 13-5 ???-??Vue3 VDOM DIFF???_.mp4
- [30.7 MB] 13-2 ???????????_.mp4
- [56.0 MB] 13-4 ??????????_.mp4
- [10.8 MB] 13-3 ???????????_.mp4
- [112.3 MB] 13-1 ????????????????React VDOM DIFF?????_.mp4
- [62.7 MB] ? ??7?? React?????????????VDOM????????Fiber????????? 7-2 -1 Fiber???_.mp4
- [49.0 MB] 7-4 ???????????????Fiber??????????_.mp4
- [98.9 MB] 7-3 -2 Fiber???_.mp4
- [60.3 MB] 7-1 VDOM?????????what??why??where??how_.mp4
- [162.6 MB] ? ??16?? React????????????Context?????????????? 16-3 ????Provider???????????context value_.mp4
- [138.7 MB] 16-2 ????Provider??Context value??????????????????_.mp4
- [87.8 MB] 16-4 ?????????????????_.mp4
- [38.1 MB] 16-1 ????Context?????????????_.mp4
- [91.2 MB] ? ??19?? ????????React Lanes?????????? 19-5 useDeferredValue???_.mp4
- [109.8 MB] 19-4 React18??????transition_.mp4
- [79.0 MB] 19-3 React Lanes ?????????????_.mp4
- [208.2 MB] 19-1 React Lanes??????_.mp4
- [75.9 MB] 19-2 React Lanes???????_.mp4
- [122.7 MB] ? ??21?? ??????? 21-2 ?????????React??????????????_.mp4
- [61.4 MB] 21-1 ???????_.mp4
- [25.2 MB] ? ??2?? ????????????React?????????? 2-3 Thinking in React??????React??????React-1_.mp4
- [38.4 MB] 2-5 React????????????????????-1_.mp4
- [40.1 MB] 2-10 Context_.mp4
- [59.9 MB] 2-11 React????????????????_.mp4
- [49.5 MB] 2-1 ??????React???_.mp4
- [21.3 MB] 2-2 React???????????????????????????????Fiber??Hooks??Concurrent??_.mp4
- [98.9 MB] 2-6 React????????????????????-2_.mp4
- [33.3 MB] 2-
- 13 React ???????????????-2_.mp4
- [62.5 MB] 2-
- 12 React ???????????????-1_.mp4
- [41.6 MB] 2-4 Thinking in React??????React??????React-2_.mp4
- [20.2 MB] 2-
- 14 React ???????????????-3_.mp4
- [39.2 MB] 2-7 state (??)??props (????)_.mp4
- [21.0 MB] 2-8 React??????????????????????????_.mp4
- [66.6 MB] 2-9 Hooks_.mp4
- [46.9 MB] ? ??20?? ????????React Lanes????????? 20-1 -1 ???memo_.mp4
- [95.8 MB] 20-3 ?????????????_.mp4
- [49.6 MB] 20-4 ???lanes???_.mp4
- [139.6 MB] 20-2 -2 ???memo_.mp4
- [101.3 MB] ? ??17?? ???????????????????????????????? 17-1 React?????????????????????_.mp4
- [44.4 MB] 17-5 React???????????????_.mp4
- [168.1 MB] 17-2 React??????????_.mp4
- [49.1 MB] 17-7 ????????????????????_.mp4
- [14.4 MB] 17-4 React???????????????_.mp4
- [95.3 MB] 17-3 React?????????????????_.mp4
- [85.8 MB] 17-6 React???????????_.mp4
- [79.3 MB] ? ??15?? React????????????????????????Context?????? 15-1 ????????Context???_.mp4
- [57.5 MB] 15-2 ???Context??????Context?????????????_.mp4
- [23.6 MB] 15-6 ???contextType???????????????Context???????????_.mp4
- [23.0 MB] 15-5 ???Consumer_.mp4
- [28.4 MB] 15-3 ???Provider?????????????_.mp4
- [37.6 MB] 15-4 ???useContext??Context??Value?????????????????_.mp4
- [73.9 MB] ? ??11?? React????????????Hooks?????? 11-6 useState?????_.mp4
- [45.7 MB] 11-3 ?????????Hook?????_.mp4
- [46.2 MB] 11-2 Hook?????????_.mp4
- [23.1 MB] 11-5 -2 useReducer?????_.mp4
- [162.5 MB] 11-4 -1 useReducer?????_.mp4
- [36.2 MB] 11-1 Hook???_.mp4
- [18.8 MB] ? ??12?? React???????????????????Hooks??????Hooks???????? 12-3 ???useReducer??????Hooks???????????????????-2_.mp4
- [114.1 MB] 12-1 ???????????????useReducer_.mp4
- [60.3 MB] 12-5 ?????????????React VDOM DIFF-1_.mp4
- [67.8 MB] 12-10 ?????null??undefined???????_.mp4
- [25.3 MB] 12-4 ??????_.mp4
- [77.7 MB] 12-9 ???useState_.mp4
- [48.4 MB] 12-7 ???????React VDOM DIFF??_.mp4
- [87.2 MB] 12-8 ??????DOM???_.mp4
- [61.8 MB] 12-2 ???useReducer??????Hooks???????????????????-1_.mp4
- [106.3 MB] 12-6 ?????????????React VDOM DIFF-2_.mp4
- [101.7 MB] ? ??4?? ???????????????????????mini react??? 4-2 ???????mini react???_.mp4
- [30.8 MB] 4-1 ??????????????????_.mp4
- [11.6 MB] ? ??14?? React????????????Hooks??????????????????API 14-5 ??????useLayoutEffect_.mp4
- [107.0 MB] 14-4 ??????useRef_.mp4
- [44.2 MB] 14-3 useMemo??useCallback_.mp4
- [20.2 MB] 14-2 ??????useCallback_.mp4
- [35.9 MB] 14-1 ??????useMemo_.mp4
- [52.1 MB] 14-6 ??????useLayoutEffect??effect???_.mp4
- [57.7 MB] 14-7 ??????useEffect??effect???_.mp4
- [33.0 MB] ? ??9?? React?????????????????????????????? 9-7 render???-completeWork_.mp4
- [50.0 MB] 9-4 render???_.mp4
- [82.6 MB] 9-8 commit???_.mp4
- [86.7 MB] 9-5 render???-beginWork-1_.mp4
- [55.3 MB] 9-1 ????Fiber??FiberRoot_.mp4
- [48.9 MB] 9-2 ????????????????????createRoot_.mp4
- [39.6 MB] 9-6 render???-beginWork-2_.mp4
- [54.9 MB] 9-3 scheduleUpdateOnFiber???????_.mp4
- [36.3 MB] ? ??5?? React18?????????????????????????????????? 5-5 ?????????scheduler_.mp4
- [61.5 MB] 5-10 ?????????React?????????????_.mp4
- [5.9 MB] 5-8 ?????????requestIdleCallback_.mp4
- [75.7 MB] 5-6 ????????????_.mp4
- [89.5 MB] 5-4 ????????????-??????????pop????-4_.mp4
- [78.6 MB] 5-9 ??????????????_.mp4
- [118.0 MB] 5-2 ????????????-??????????-2_.mp4
- [68.5 MB] 5-7 ???????????????????_.mp4
- [39.3 MB] 5-1 ????????????-1_.mp4
- [7.8 MB] 5-3 ????????????-??????????peek??push????-3_.mp4
- [67.1 MB] ? ???+PDF???? ? ?��? 21-1???????.pdf
- [2.8 MB] 14-7 ??????useEffect??effect???.pdf
- [2.9 MB] 8-8 render???-renderRootConcurrent.pdf
- [1.9 MB] 8-1 ???????DOM ??????????????createRoot.pdf
- [3.3 MB] 6-1 ????React?????????????????????????????? & ??????????.pdf
- [3.8 MB] 6-2 ????React??????????.pdf
- [1.1 MB] 12-6 ??????DOM???.pdf
- [2.4 MB] 9-2 ????????????????????createRoot.pdf
- [686.0 KB] 11-3 ?????????Hook?????.pdf
- [2.5 MB] 13-2???????????.pdf
- [1020.4 KB] 15-1 ????????Context???.pdf
- [1.1 MB] 8-7 render???-completeWork.pdf
- [2.8 MB] 5-2 ?????????scheduler.pdf
- [4.8 MB] 11-1 Hook???.pdf
- [2.7 MB] 13-3???????????.pdf
- [1.9 MB] 17-6 ????????????????????.pdf
- [934.1 KB] 8-5 render???.pdf
- [599.4 KB] 15-4 ???useContext??Context??Value?????????????????.pdf
- [4.5 MB] 20-1 ???memo.pdf
- [4.6 MB] 18-3 ?????????.pdf
- [1.1 MB] 8-9 commit???.pdf
- [3.1 MB] 2-2 React???????????????????????????????Fiber??Hooks??Concurren.pdf
- [1.0 MB] 19-5 useDeferredValue???.pdf
- [4.9 MB] 12-5 ???????React VDOM DIFF??.pdf
- [2.0 MB] 14-1 ??????useMemo.pdf
- [4.7 MB] 2-1 ??????React???.pdf
- [1.8 MB] 7-1 VDOM?????????what??why??where??how.pdf
- [3.4 MB] 15-5 ???Consumer.pdf
- [2.6 MB] 13-1 ????????????????React VDOM DIFF?????.pdf
- [2.9 MB] 9-7 commit???.pdf
- [1.4 MB] 17-1 React?????????????????????.pdf
- [2.7 MB] 14-5??????useLayoutEffect.pdf
- [4.7 MB] 12-7 ???useState.pdf
- [2.3 MB] 10-2 ????????????????????.pdf
- [4.6 MB] 1-1 React18???????????.pptx [26.4 MB] 3-4 ??????React Contributor.pdf
- [4.5 MB] 8-3 update???????????.pdf
- [3.2 MB] 14-4 ??????useRef.pdf
- [4.5 MB] 19-3 React Lanes ?????????????.pdf
- [2.5 MB] 7-3 ???????????????Fiber??????????.pdf
- [1.5 MB] 14-2 ??????useCallback.pdf
- [2.1 MB] 11-4 useReducer?????.pdf
- [2.4 MB] 16-4 ?????????????????.pdf
- [2.9 MB] 12-3 ??????.pdf
- [3.2 MB] 12-4 ?????????????React VDOM DIFF.pdf
- [3.2 MB] 5-5 ?????????requestIdleCallback.pdf
- [560.8 KB] 17-5 React???????????.pdf
- [1008.0 KB] 12-8 ?????null??undefined???????.pdf
- [1.5 MB] 19-2 React Lanes???????.pdf
- [1.6 MB] 17-3 React?????????????????.pdf
- [1009.6 KB] 9-3 scheduleUpdateOnFiber???????.pdf
- [463.1 KB] 2-5 state (??)??props (????).pdf
- [958.5 KB] 9-4 render???.pdf
- [1001.0 KB] 5-4 ???????????????????.pdf
- [1.1 MB] 9-1 ????Fiber??FiberRoot (1).pdf
- [666.0 KB] 4-1 ??????????????????.pdf
- [2.0 MB] 2-
- 10 React ???????????????.pdf
- [1.1 MB] 8-4 scheduleUpdateOnFiber???????.pdf
- [2.5 MB] 5-1 ????????????.pdf
- [1.2 MB] 8-6 render???-beginWork.pdf
- [1.1 MB] 5-6 ??????????????.pdf
- [747.9 KB] 20-3 ???lanes???.pdf
- [2.7 MB] 17-4 React??????????.pdf
- [1.6 MB] 2-4 React????????????????????.pdf
- [842.9 KB] 9-6 render???-completeWork.pdf
- [2.5 MB] 11-2 Hook?????????.pdf
- [4.6 MB] 7-2 Fiber???.pdf
- [1.5 MB] 20-2 ?????????????.pdf
- [1.1 MB] 2-3 Thinking in React-??React??????React.pdf
- [2.3 MB] 15-6 ???contextType???????????????Context???????????.pdf
- [799.0 KB] 3-1 ?????????React???.pdf
- [5.0 MB] 16-3 ????Provider???????????context value.pdf
- [1.3 MB] 10-1 ??????????????????????????.pdf
- [4.3 MB] 16-1 ????Context?????????????.pdf
- [1.0 MB] 12-2 ???useReducer??????Hooks???????????????????.pdf
- [3.3 MB] 2-6 React??????????????????????????.pdf
- [1.2 MB] 12-1 ???????????????useReducer.pdf
- [3.0 MB] 10-4 ???????????????????.pdf
- [3.2 MB] 2-8 Context.pdf
- [4.9 MB] 15-3???Provider?????????????.pdf
- [1.2 MB] 19-1 React Lanes??????.pdf
- [1.4 MB] 18-4 ????????.pdf
- [1.4 MB] 16-2 ????Provider??Context value??????????????????.pdf
- [2.0 MB] 15-2 ???Context??????Context?????????????.pdf
- [399.0 KB] 4-2 ???????mini react???.pdf
- [4.6 MB] 2-7 Hooks.pdf
- [1.2 MB] 11-5 useState?????.pdf
- [2.8 MB] 14-3 useMemo??useCallback.pdf
- [503.5 KB] 5-3 ????????????.pdf
- [1.9 MB] 18-1 ?????????.pdf
- [2.6 MB] 21-2?????????React??????????????.pdf
- [1.5 MB] 18-2 ????????????????.pdf
- [525.8 KB] 8-2 root.render??unmount??????????.pdf
- [3.2 MB] 10-3 ??????Fragment????????.pdf
- [655.4 KB] 10-5. ?????????????????.pdf
- [1.1 MB] 17-2 React??????????.pdf
- [1.4 MB] 2-9 React?????-????????.pdf
- [1.1 MB] 13-4 ??????????.pdf
- [3.1 MB] 9-5 render???-beginWork.pdf
- [1.1 MB] 5-7 ?????????React?????????????.pdf
- [1.1 MB] ????.exe [489.9 MB] ?????? React?????? ??????????????? ??React????????????????? ѧϰ�ջ� ????React18???? ????????????????? ????React???????? ???????? ????????????????





