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antd table中如何使用ref获取dom元素

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antd table中如何使用ref获取dom元素

image.png
如图 写在columns中的ref获取不到

这里要做一个判断文本是否溢出 溢出显示tooltip的功能，要获取盒子宽度

因为用的老版本的antd ， 表格还没有支持ellipsis showTitle 只能判断


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方法里面用this.$refs.xxx


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