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answershuto/learnVue
这是ts的写法吗？问了一些人，他们也不懂。

const key: ?string = vnode.key == null
  • logkingg
  • 2
  • Opened 
    on Mar 9, 2023
  • #77

answershuto/learnVue
Any possibility for english version?

Hello, it seems to be a good tutorial about vue 2. Are there any plans to translate it to english?
  • shaci
  • Opened 
    on Jan 24, 2021
  • #74

answershuto/learnVue
数组方法这里的注释笔误了么

这里如果当前浏览器支持__proto__属性，则直接覆盖当前数组对象原型上的原生数组方法，如果不支持该属性，则直接覆盖数组对象的原型。 这里写反了吧 如果支持__proto__属性,直接覆盖数组对象的原型，不支持则一一覆盖数组对象上的方法
  • horseson2018
  • Opened 
    on Nov 25, 2020
  • #73

answershuto/learnVue
依赖收集里的这行代码是什么意思？怎么感觉缺东西

class Vue { constructor(options) { this._data = options.data; observer(this._data, options.render); let watcher = new Watcher(this, ); // 这括号里是没写完吗 } }
  • horseson2018
  • 3
  • Opened 
    on Jun 29, 2020
  • #71

answershuto/learnVue
$emit的时候，为什么要将类数组换成数组？哪里有类数组？不都是vue自己建的吗

Vue.prototype.$emit = function (event: string): Component { const vm: Component = this if (process.env.NODE_ENV !== production ) { const lowerCaseEvent = event.toLowerCase() if (lowerCaseEvent ...
  • zhishaofei3
  • Opened 
    on Jun 9, 2020
  • #70

answershuto/learnVue
正则compile模块没理解

比如const qnameCapture = ((?: + ncname + \:)? + ncname + ) const ncname = [a‐zA‐Z_][\w\‐\.]* ; 这样的正则为什么就可以匹配到标签了呢 那一整章节后面都不大理解，痛苦
  • genalhuang
  • Opened 
    on Dec 26, 2019
  • #64

answershuto/learnVue
讨论：这一行代码有用吗？

https://github.com/answershuto/learnVue/blob/9839fd9b03356eb1e7c30402236747523fe2439e/vue-src/core/instance/events.js#L80
  • L-skiing
  • 2
  • Opened 
    on Dec 10, 2019
  • #63

answershuto/learnVue
模拟代码错误

开始依赖收集 class Vue { constructor(options) { this._data = options.data; observer(this._data, options.render); let watcher = new Watcher(this, ); } } 1. watcher的定义应该在observer之前，否则，defineReactive 无法获被添加到watcher ...
  • lazyunderscore
  • 1
  • Opened 
    on Nov 18, 2019
  • #62

answershuto/learnVue
defineReactive函数第一行

function defineReactive (obj, key, val, cb) { let val = val Object.defineProperty(obj, key, { enumerable: true, configurable: true, get: ()= { /*....依赖收集等....*/ ...
  • Heyangzhouzz
  • 2
  • Opened 
    on Apr 29, 2019
  • #57

answershuto/learnVue
这是笔误吗？keep-alive这章里面的内容

image image BD%BF%E7%94%A8%E5%8F%8A%E5%85%B6%E5%AE%9E%E7%8E%B0%E5%8E%9F%E7%90%86.MarkDown
  • Rainnut
  • Opened 
    on Apr 29, 2019
  • #56
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