JavaScript 根据对象某个属性获得其在数组中的索引值
let arr = [{"name": "aaa", "id": 1}, {"name": "abc", "id": 2}];
let index = arr.findIndex(item => item.name === "abc");
console.log(index);//1
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let arr = [{"name": "aaa", "id": 1}, {"name": "abc", "id": 2}];
let index = arr.findIndex(item => item.name === "abc");
console.log(index);//1