const TreeDataSource = (arr = []) => {
// 判断是否是数组
if (arr.length === 0) { return [] }
// 将值存入map并在值里面循环调用
return arr.map((v, i) => {
return {
...v,
showFlag: v.showFlag === 0,
children: v.children ? TreeDataSource(v.children) : []
}
})
}
this.tableData = TreeDataSource(this.tableData)
```
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