vue element ui el-checkbox 只在disabled才显示
报错
Error in render: "TypeError: Cannot read properties of undefined (reading 'length')"
found in
---> at packages/checkbox/src/checkbox.vue
at packages/checkbox/src/checkbox-group.vue
at src/components/search/filter.vue
at src/components/search/left.vue
at src/components/search/index.vue
at src/App.vue
出错原因
v-model绑定的对象（后端返回）为null值，改为数组即可