如何解决如何比较具有相同对象属性的两个值?
我有以下两个数据:
const data1 =
[
{
"Name": "Shoes","SKU": "SKU001","Quantity": 4
},{
"Name": "Sweater","SKU": "SKU002","Quantity": 2
}
]
const data2 =
[
{
"DN": "DN0001",{
"DN": "DN0002","Quantity": 4
}
]
我想比较每个SKU data1的数量和每个SKU data2的数量(相同与否)。我怎么能比较呢?
解决方法
const data1 =
[
{
"Name": "Shoes","SKU": "SKU001","Quantity": 4
},{
"Name": "Sweater","SKU": "SKU002","Quantity": 2
}
]
const data2 =
[
{
"DN": "DN0001",{
"DN": "DN0002","Quantity": 4
}
]
let result = data1.map(d1 => data2.find(d2 => d2.SKU === d1.SKU)?.Quantity === d1.Quantity);
console.log(result);
你可以像下面这样尝试
const data1 =
[
{
"Name": "Shoes","Quantity": 4
},{
"Name": "Sweater","Quantity": 2
}
]
const data2 =
[
{
"DN": "DN0001",{
"DN": "DN0002","Quantity": 4
}
]
const result = data1.map((list) => {
const hasItem = data2.find((data) => data.SKU === list.SKU);
if (hasItem) {
return hasItem.Quantity === list.Quantity;
} else {
return false
}
})
console.log('res',result); // [true,false]
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