Answers for "Find index object in array 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
18

javascript findindex

const array1 = [5, 12, 8, 130, 44];
const search = element => element > 13;
console.log(array1.findIndex(search));
// expected output: 3

const array2 = [
  { id: 1, dev: false },
  { id: 2, dev: false },
  { id: 3, dev: true }
];
const search = obj => obj.dev === true;
console.log(array2.findIndex(search));
// expected output: 2
Posted by: Guest on April-20-2020
7

js get index of item in array

array.indexOf("item");
Posted by: Guest on May-13-2020
0

Find the index of an item in the Array

fruits.push('Mango')
// ["Strawberry", "Banana", "Mango"]

let pos = fruits.indexOf('Banana')
// 1
Posted by: Guest on July-02-2021
-2

get the index of object in array

var elementPos = array.map(function(x) {return x.id; }).indexOf(idYourAreLookingFor);
var objectFound = array[elementPos];
Posted by: Guest on March-26-2020

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