Answers for "find the index of an array of objects in javascript"

9

javascript indexOf object value in array

// Get index of object with specific value in array
const needle = 3; // needle
const haystack = [{ id: 1 }, { id: 2 }, { id: 3 }]; // haystack
const index = haystack.findIndex(item => item.id === needle);
Posted by: Guest on September-23-2020
3

using index of on array of objects

arr = [{x: "a", y: 1}, {x: "something", y: 2}]
arr.findIndex(obj => obj.x === "a" && obj.y === 1);
Posted by: Guest on June-10-2020
0

find the index of an object in an array

const letters = [{letter: 'a'},{letter: 'b'},{letter: 'c'}]

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

//index is `1`
Posted by: Guest on April-16-2021

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