Answers for "javascript find first"

13

javascript find object by property in array

// To find a specific object in an array of objects
myObj = myArrayOfObjects.find(obj => obj.prop === 'something');
Posted by: Guest on April-20-2020
6

javascript take first element of array

const array = [1,2,3,4,5];
const firstElement = array.shift();

// array -> [2,3,4,5]
// firstElement -> 1
Posted by: Guest on May-06-2020
7

javascript find object in array

myArray.findIndex(x => x.id === '45');
Posted by: Guest on September-15-2020
9

array find

const array1 = [5, 12, 8, 130, 44];

const found = array1.find(element => element > 10);

console.log(found);
// expected output: 12
Posted by: Guest on November-20-2020
1

get first element of array javascript

// Method - 1 ([] operator)
var arr = [1, 2, 3, 4, 5];
var first = arr[0];
console.log(first);
/*
    Output: 1
*/

// Method - 2 (Array.prototype.shift())
var arr = [1, 2, 3, 4, 5];
var first = arr.slice(0, 1).shift();
console.log(first);
/*
    Output: 1
*/

// Method - 3 (Destructuring Assignment)
var arr = [1, 2, 3, 4, 5];
const [first] = arr;
console.log(first);
/*
    Output: 1
*/
Posted by: Guest on February-22-2021
1

javascript find first element of array

let array = ["a", "b", "c", "d", "e"];

// Both first1 and first2 have the same value.
let [first1] = array;
let first2 = array[0];
Posted by: Guest on May-24-2020

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