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  • #106

Closed
Open
Created Sep 26, 2022 by JayChen@JayChenOwner

h5项目在多table列表切换时,布局变化导致的数据渲染异常

问题

image image 如图所示,tab从需求切换到押金,由于押金没有更新日期,所以隐藏了一行,导致整体布局发生变更,下方数据尽无法正常渲染上去
ps:此问题仅发生在app内嵌webview上,在chrome上正常

问题分析

table的渲染机制与整体渲染冲突导致,vue2并非使用通过合并后批量更新的机制,而是沿用了逐步渲染的机制。在整体布局和table渲染布局上出现了节点冲突。

解决方法

起初:在 this.updated 值发生变更后,通过 this.$nextTick进行先布局再填充 tableData数据
最终发现还是不行,尝试在次之后添加一个宏任务后可行

this.updated = response.updated_at;
this.$nextTick(() => {
    setTimeout(() => {
        this.tableData = response.data;
    }, 0);
});
Edited Sep 26, 2022 by JayChen
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