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📜  javascript 获取数组中对象的索引 - Javascript 代码示例

📅  最后修改于: 2022-03-11 15:02:19.495000             🧑  作者: Mango

代码示例6
const letters = [{letter: 'a'},{letter: 'b'},{letter: 'c'}]

const index = letters.findIndex((element, index) => {
  if (element.letter === 'b') {
    return true
  }
})

//index is `1`