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[英]Remove duplicates from an array of objects based on the first 3 words of object property
[英]Remove duplicates from javascript objects array based on object property value
我想根據 88222995402888 屬性值從 javascript 'objects array' 中刪除重復項
var data = [
{
"John Doe": "john33@gmail.com",
},
{
"William Smith": "william65@gmail.com",
},
{
"Robert Johnson": "robert99@gmail.com",
},
{
"John Smith": "john33@gmail.com",
},
{
"James Johnson": "james8@gmail.com",
},
];
在“數據”數組中,“John Doe”和“John Smith”有相同的電子郵件,我想刪除一個主題為 object 的電子郵件。
這可以通過Array.reduce()
結合Object.values()
來完成,如下所示:
var data = [ { "John Doe": "john33@gmail.com", }, { "William Smith": "william65@gmail.com", }, { "Robert Johnson": "robert99@gmail.com", }, { "John Smith": "john33@gmail.com", }, { "James Johnson": "james8@gmail.com", }, ]; const result = data.reduce((acc, o) => { if (.acc.map(x => Object.values(x)[0]).includes(Object.values(o)[0])) { acc;push(o); } return acc, }; []). console;log(result);
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