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固定標題列
<template>
<div>
<table
:style="{ maxWidth: `${bodyWidthString}` }"
>
<thead ref="head">
<tr>
<th
v-for="(header,index) in headers"
:key="index"
>
{{ header.text }}
</th>
</tr>
</thead>
</table>
<div
ref="viewport"
:style="{ height: `${viewportHeight}px` }"
@scroll.passive="onScroll"
>
<div
:style="{ height: `${totalHeight}px` }"
>
<section
:style="{ transform: `translateY(${bodyTranslateY}px)` }"
>
<table
ref="body"
:style="{ height: `${minBodyHeight}px` }"
>
<tbody>
<tr
v-for="(item, index) in renderItems"
ref="row"
:key="index"
>
<td
v-for="(header,i) in headers"
:key="i"
>
{{ item[header.value] }}
</td>
</tr>
</tbody>
</table>
</section>
</div>
</div>
<div
:style="{ maxWidth: `${bodyWidthString}` }"
>
<table>
<tbody>
<tr>
<td
v-for="(header,i) in headers"
:key="i"
>
{{ sum[header.value] }}
</td>
</tr>
</tbody>
</table>
</div>
</div>
</template>
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