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el-cascade 给后端传值并且回显数据
    级联菜单已经出来了 这是我的配置 这是触发change事件 打印的数据结构 后端想要的数据结构是 '1,5,15,16,17'类似于这种 如果父级没有被全选 就拿选中的子级的id 如果父级全选就拿父级的id 我如何处理成后 父级选中 传父级id 父级没有全选 传选中的 子级id呀...
asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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