Javascript:을 확인 배열 요소를 포함하는 요소에서 다른 배열

0

질문

나는 아래의 배열

Array(12)
[
{username:"abc" , userpid:"M123"},
{username:"xyz" , userpid:"T234"},
{username:"mnp" , userpid:"L678"}
.
.
]

나는 또 다른 편으로-

Array (6)
    [
    {projectname:"corporate" , projecttype:"oil" userpid:"M123"},
    {projectname:"corporate" , projecttype:"oil" userpid:"K123"},
    {projectname:"corporate" , projecttype:"oil" userpid:"P123"},
    .
    .
    ]

여기에,나는 원하는 필터는 모든 요소에서 첫 번째 편의 userpid 지에서 두 번째로 배열입니다. 예를 들어. userpid M123 에 존재하는 두 번째 배열을 왜 산출-

[
{username:"xyz" , userpid:"T234"},
{username:"mnp" , userpid:"L678"}
]

I tried with - 

array1.some(x=>x.userpid!=(array2.filter(y=>y.userpid)))

그러나 이것은 주고 구문 오류가 있습니다.

arrays javascript jquery reactjs
2021-11-24 04:12:36
1

최고의 응답

1

이 같은 뭔가

const arr1 = [
{username:"abc" , userpid:"M123"},
{username:"xyz" , userpid:"T234"},
{username:"mnp" , userpid:"L678"}];

const arr2 = [
    {projectname:"corporate", projecttype:"oil", userpid:"M123"},
    {projectname:"corporate", projecttype:"oil", userpid:"K123"},
    {projectname:"corporate", projecttype:"oil", userpid:"P123"},];

const result = arr1.filter(item => !arr2.some(v => item.userpid === v.userpid));

console.log(result);

2021-11-24 04:25:19

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