如何在JavaScript中删除对象数组中的重复对象
我想删除重复的对象。我该怎么做如何在JavaScript中删除对象数组中的重复对象,javascript,arrays,Javascript,Arrays,我想删除重复的对象。我该怎么做 const array1 = [{ currencyName : "USD", code: "121" }, { currencyName : "INR", code: "123" }]; const array2 = [{ currencyName : "USD", code: "121" }]; Result = [{ currencyName : "INR", code: "121" }] 尝试使用filter和一些方
const array1 = [{ currencyName : "USD", code: "121" },
{ currencyName : "INR", code: "123" }];
const array2 = [{ currencyName : "USD", code: "121" }];
Result = [{ currencyName : "INR", code: "121" }]
尝试使用
filter
和一些方法:
const array1 =[
{ currencyName : "USD", code: "121" },
{ currencyName : "INR", code: "123" }
]
const array2=[ { currencyName : "USD", code: "121" }];
const result = array1.filter(f=>
!array2.some(s=> f.code === s.code && f.currencyName === s.currencyName)
);
console.log(result)
常量数组1=[{
货币名称:“美元”,
代码:“121”
}, {
货币名称:“INR”,
代码:“123”
}, ]
常数数组2=[{
货币名称:“美元”,
代码:“121”
}, {
货币名称:“FRA”,
代码:“122”
}]
让array1Uniques=array1.filter(a=>!array2.some(b=>b.code==a.code));
让array2Uniques=array2.filter(a=>!array1.some(b=>b.code==a.code));
让结果=[…array1Uniques,…array2Uniques];
控制台日志(结果)代码>可能的副本也存在