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js duplicate

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Raihan Chowdhury answered on October 23, 2021 Popularity 8/10 Helpfulness 2/10

answer js duplicate

related make a duplicate array in js

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js duplicate

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let chars = ['A', 'B', 'A', 'C', 'B'];

let uniqueChars = [];
chars.forEach((c) => {
    if (!uniqueChars.includes(c)) {
        uniqueChars.push(c);
    }
});

console.log(uniqueChars);
Code language: JavaScript (javascript)

Popularity 8/10 Helpfulness 2/10 Language javascript

Source: www.javascripttutorial.net

Tags: javascript

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Contributed on Oct 31 2022

Raihan Chowdhury

0 Answers Avg Quality 2/10

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make a duplicate array in js

Comment

let array =["a","b","c"];
const duplicateArray = [...array];

Popularity 9/10 Helpfulness 2/10 Language javascript

Source: Grepper

Tags: javascript j

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Contributed on Oct 08 2022

Brainless

0 Answers Avg Quality 2/10

find duplicates javascript

Comment

/** 
 * @param {number[]} nums
 * @return {boolean}
 */
var containsDuplicate = function(nums) {
    while(true){
        const set = new Set(nums)
        if (set.size !== nums.length) return true
        else return false
    }
};

Popularity 9/10 Helpfulness 2/10 Language javascript

Source: Grepper

Tags: find javascript javas

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Contributed on Jan 27 2023

Tired Tarantula

0 Answers Avg Quality 2/10

find duplicates array javascript

Comment

-1

let arr = [1, 7, 8, 9, 10, 20, 33, 0, 20, 7, 1]
console.log([... new Set(arr)]
// Output : [1, 7, 8, 9, 10, 20, 33, 0]

Popularity 10/10 Helpfulness 1/10 Language javascript

Source: Grepper

Tags: find

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Contributed on Oct 23 2021

Wide-eyed Wolf

0 Answers Avg Quality 2/10

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make a duplicate array in js

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