element-ui table 表头字段增加tooltip 使用render-header 如何自定义html格式的content
时间: 2024-12-08 12:15:55 浏览: 60
在Element UI中,`table`组件的表头列可以使用`render-header`属性来自定义渲染内容,包括添加`tooltip`提示。如果你想为表头字段创建一个HTML格式的提示,你可以这样做:
首先,在`render-header`函数中接收表头项的数据,然后返回一个包含HTML元素的对象。例如,假设你想显示一个带有`title`属性的`<span>`标签,并附带`tooltip`提示:
```javascript
<template>
<el-table-column
prop="yourColumn"
label="Your Label"
:render-header="customRenderHeader"
/>
</template>
<script>
export default {
methods: {
customRenderHeader(h, { column, $index }) {
return h('span', {
domProps: {
title: `这是第${$index + 1}行的自定义提示 - ${column.title}`,
},
// 这里是你要展示的HTML内容
innerHTML: `<i class="el-icon-question" style="cursor: pointer;"></i> HTML 格式内容`,
});
}
}
};
</script>
```
在这个例子中,`innerHTML`属性用于设置HTML字符串,`title`属性则定义了`tooltip`提示。当用户将鼠标悬停在`<i>`图标上时,会显示 tooltip。
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