orderTable: [ { supplierId: 1, supplierName: '张三', orderId: 1, creator: '墨子', createTime: "2023/4/5", orderStatus: "进行中", instmName: '剪子', qxNum: 2, gudingPrice: 10, zhiruList: [ { itemid: 1, itemName: "物品1", itemPrice: 10, itemNum: 1 }, { itemid: 2, itemName: "物品2", itemPrice: 10, itemNum: 2 }, ], xiaoji: 10, zongji: 10 }, { supplierId: 1, supplierName: '张三', orderId: 1, creator: 'jian', createTime: "2023/4/5", orderStatus: "进行中", instmName: 'ddd', qxNum: 2, gudingPrice: 10, zhiruList: [ { itemid: 1, itemName: "物品1", itemPrice: 10, itemNum: 1 }, { itemid: 2, itemName: "物品2", itemPrice: 10, itemNum: 2 }, ], xiaoji: 10, zongji: 10 }, { supplierId: 2, supplierName: '张三', orderId: 2, creator: '赤炼', createTime: "2023/4/5", orderStatus: "进行中", instmName: '剑子', qxNum: 1, gudingPrice: 10, zhiruList: [ { itemid: 1, itemName: "物品1", itemPrice: 10, itemNum: 1 }, { itemid: 2, itemName: "物品2", itemPrice: 10, itemNum: 2 }, { itemid: 1, itemName: "物品1", itemPrice: 10, itemNum: 1 }, ], xiaoji: 10, zongji: 10 } ], 用xlsx.js导出以上结构,表头部分:一级表头zhiruList下嵌套三个二级表头:itemName,itemPrice,itemNum,每行数据中嵌套一个数组