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谈一下微信小程序的架构以及为什么要用到双线程 #205

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lgwebdream opened this issue Jul 6, 2020 · 2 comments
Open

谈一下微信小程序的架构以及为什么要用到双线程 #205

lgwebdream opened this issue Jul 6, 2020 · 2 comments
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其它 teach_tag 快手 company

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@lgwebdream
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@lgwebdream lgwebdream added 其它 teach_tag 快手 company labels Jul 6, 2020
@lgwebdream
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扫描下方二维码，获取答案以及详细解析，同时可解锁800+道前端面试题。

@talang1991
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小程序是多WebView的架构，所以每一个页面都是不同的WebView渲染显示，所以单独创建了一个线程去执行JS，也就是逻辑层，而界面渲染的任务都在WebView线程里执行（渲染层）。即双线程模型，将逻辑层与视图层进行分离，视图层和逻辑层之间只有数据的通信，可以防止开发者随意操作界面，更好的保证用户的数据安全。

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