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dublicate or unique value find in array javascript

Mr-Cooder answered on June 19, 2020 Popularity 9/10 Helpfulness 3/10

answer dublicate or unique value find in array javascript

related how to get unique values from array in javascript without duplicate value

dublicate or unique value find in array javascript

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//On Of The Best Or Eassy Method In Find Dublicate Or Unique Value Array In Javascript
const dublicatNum = [5, 5, 6, 7, 6, 7, 7, 1, 3, 3, 3, 5, 6, 8, 2, 4];
const language=['Html','Css','Html','Css','Html','Css','Php','Js','Php','Python'];

function findDubArray(array) {
  const result = array.sort().sort((a,b)=>a-b).filter((val, index, ary) => ary.indexOf(val) === index && ary.lastIndexOf(val) !== index)
  return result
}
console.log(findDubArray(dublicatNum));//[ 3, 5, 6, 7 ]
console.log(findDubArray(language));

Popularity 9/10 Helpfulness 3/10 Language javascript

Source: Grepper

Tags: array-unique find javascript unique

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Contributed on Feb 04 2023

Mr-Cooder

0 Answers Avg Quality 2/10

Closely Related Answers

how to get unique values from array in javascript without duplicate value

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function uniqueArray2(arr) {
    var a = [];
    for (var i=0, l=arr.length; i<l; i++)
        if (a.indexOf(arr[i]) === -1 && arr[i] !== '')
            a.push(arr[i]);
    return a;
}

Popularity 9/10 Helpfulness 5/10 Language javascript

Source: stackoverflow.com

Tags: get

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