elementUI table 实现表格展示行只展示一行

elementUI table 实现表格展示行只展示一行

表格加入

:row-key='getRowKeys'
:expand-row-keys="expands"
@expand-change="expandSelect"

data加入

data:{
   expands: [],
},

methods加入

getRowKeys(row) {
	return row.id
},
expandSelect(row, expandedRows) {
     var that = this
     if (expandedRows.length) {
	     that.expands = []
	     if (row) {
	       that.expands.push(row.id)
	     }
     } else {
      	that.expands = []
     }
},

借鉴博客：https://blog.csdn.net/katy_1/article/details/85113191