el-cascader懒加载中使用搜索功能 第二级还没加载之前怎么能搜索第一级菜单
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- Vue
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Description
let id = 0;
export default {
data() {
return {
props: {
lazy: true,
lazyLoad (node, resolve) {
const { level } = node;
setTimeout(() => {
const nodes = Array.from({ length: level + 1 })
.map(item => ({
value: ++id,
label: `选项${id}`,
leaf: level >= 2
}));
// 通过调用resolve将子节点数据返回,通知组件数据加载完成
resolve(nodes);
}, 1000);
}
}
};
}
};
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