Comments (3)
hefeng1208
commented on May 15, 2024
4
- Vue2.x通过给每个对象添加
getter setter属性去改变对象,实现对数据的观测,Vue3.x通过Proxy代理目标对象,且一开始只代理最外层对象,嵌套对象lazy by default,性能会更好 - 支持数组索引修改,对象属性的增加,删除
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xiaoai7904
commented on May 15, 2024
简单描述就是: 性能更好，解决无法监听数组变化问题
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konglingwen94
commented on May 15, 2024
- 可以提高实例初始化启动速度，优化数据响应式系统，由全部监听改为惰性监听（lazy by default)。
- 数据响应式系统全语言特性支持，添加数组索引修改监听，对象的属性增加和删除。
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