js 数组中获取带有某个对象属性的子元素的索引。

let arr = [
    {
       name: 'job',
       year: 18
    },
    {
       name: 'Bob',
       year: 16
    }
]
let obj = {
    name: 'Bob',
    sex: '男'
}
const activeIndex = arr.findIndex(d => d.name === obj.name)