如何优化 Element UI 2.0 的 input 组件在巨量文本下拖动和输入的卡顿问题? - V2EX
luminousNcc

如何优化 Element UI 2.0 的 input 组件在巨量文本下拖动和输入的卡顿问题?

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  •   luminousNcc Apr 10, 2024 2155 views
    This topic created in 766 days ago, the information mentioned may be changed or developed.

    各位大佬,小弟最近接手了一个项目,是一个 TXT 文档的在线编辑器,使用基于 Vue2 的 Element UI 2.0.

    编辑器的部分直接用了一个el-input,具体如下所示:

    <el-input v-model="book.content" type="textarea" :autosize="{ minRows: 10, maxRows: 30 }"/> 

    现在的问题是当这个 TXT 文档的内容量过大(字数超过 100000 后):

    1. 拖动右侧的滚动条,文本渲染卡顿,拖动一次到内容呈现需要 2-3 秒。
    2. 输入文字时卡顿,从键盘敲击到文字出现需要 5 秒。
    3. 点击插入光标时卡顿,从点击到光标响应出现需要 2-3 秒。

    想请问各位大佬有什么优化这种卡顿问题的方法吗?

    5 replies    2024-04-13 06:51:30 +08:00
    asiasky
        1
    asiasky  
       Apr 11, 2024   1
    用元素的 contnetEditable 属性做输入,https://caniuse.com/?search=contentEditable
    ZGame
        2
    ZGame  
       Apr 11, 2024
    换成 vscode ide 的编辑器内核
    realJamespond
        3
    realJamespond  
       Apr 11, 2024
    换第三方的 editor 试试,ckditor
    Kmmoonlight
        4
    Kmmoonlight  
       Apr 11, 2024
    https://prosemirror.net/examples/ ProseMirror 我们内网项目写脚本用这个
    luminousNcc
        5
    luminousNcc  
    OP
       Apr 13, 2024
    @Kmmoonlight 感谢大佬,帮大忙了!这个性能确实快
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