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Difference between elements of two arrays js

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Abu Bakar Saddiq answered on July 31, 2019 Popularity 10/10 Helpfulness 10/10

answer Difference between elements of two arrays js

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Difference between elements of two arrays js

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////Difference b/w elements of two arrays
const a = [1, 2, 3, 4, 5];
const b = [1, 2];

var difference = a.filter((x) => !b.includes(x));
console.log(difference);
//[3,4,5]

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Source: techiedelight.com

Tags: arrays between difference elements javascript

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Contributed on Nov 03 2022

Abu Bakar Saddiq

0 Answers Avg Quality 2/10

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javascript get array difference

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function arrayDiff (a1, a2) {
    var a = [], diff = [];
    for (var i = 0; i < a1.length; i++) {
        a[a1[i]] = true;
    }
    for (var i = 0; i < a2.length; i++) {
        if (a[a2[i]]) {
            delete a[a2[i]];
        } else {
            a[a2[i]] = true;
        }
    }
    for (var k in a) {
        diff.push(k);
    }
    return diff;
}
//usage:
console.log(arrayDiff(['red', 'white','green'], [ 'red','white', 'blue']));//["green", "blue"]

Popularity 10/10 Helpfulness 4/10 Language javascript

Source: Grepper

Tags: javascript j

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Contributed on Jul 31 2019

Grepper

0 Answers Avg Quality 2/10

How To Get The Difference Between Two Arrays In JavaScript

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function arr_diff (a1, a2) {

    var a = [], diff = [];

    for (var i = 0; i < a1.length; i++) {
        a[a1[i]] = true;
    }

    for (var i = 0; i < a2.length; i++) {
        if (a[a2[i]]) {
            delete a[a2[i]];
        } else {
            a[a2[i]] = true;
        }
    }

    for (var k in a) {
        diff.push(k);
    }

    return diff;
}

console.log(arr_diff(['a', 'b'], ['a', 'b', 'c', 'd']));
console.log(arr_diff("abcd", "abcde"));
console.log(arr_diff("zxc", "zxc"));
 Run code snippet

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Source: stackoverflow.com

Tags: arrays ar

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Contributed on Sep 24 2022

Duyen Nguyen

0 Answers Avg Quality 2/10

javascript get array difference

Comment

let difference = arr1
                 .filter(x => !arr2.includes(x))
                 .concat(arr2.filter(x => !arr1.includes(x)));

Popularity 1/10 Helpfulness 1/10 Language javascript

Source: Grepper

Tags: array-difference get javascript

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Contributed on Mar 14 2022

Bewildered Badger

0 Answers Avg Quality 2/10

Difference between elements of two arrays js

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