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unique element in array

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Ugliest Unicorn answered on March 3, 2020 Popularity 9/10 Helpfulness 5/10

answer unique element in array

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unique element in array

Comment

const unique = (value, index, self) => {
  return self.indexOf(value) === index
}

const ages = [26, 27, 26, 26, 28, 28, 29, 29, 30]
const uniqueAges = ages.filter(unique)
console.log(uniqueAges)

Popularity 9/10 Helpfulness 5/10 Language javascript

Source: Grepper

Tags: element javascript unique

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Contributed on Oct 25 2022

Ugliest Unicorn

0 Answers Avg Quality 2/10

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array unique values javascript

Comment

const myArray = ['a', 1, 'a', 2, '1'];
const unique = [...new Set(myArray)]; // ['a', 1, 2, '1']

Popularity 10/10 Helpfulness 6/10 Language javascript

Source: Grepper

Tags: javascript j

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Contributed on Mar 03 2020

PandaNïrio

0 Answers Avg Quality 2/10

unique values in array javascript

Comment

let uniqueItems = [...new Set(items)]

Popularity 10/10 Helpfulness 5/10 Language javascript

Source: stackoverflow.com

Tags: javascript j

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Contributed on Sep 06 2020

Smoggy Seal

0 Answers Avg Quality 2/10

find unique value on array

Comment

const a = [1, 9, 2, 2, 3, 4, 1, 7, 8, 0, 9, 0, 1, 5, 3];

const b = a.filter(function (item, index, array) {
    return array.lastIndexOf(item) === index; // this will return the unique elements
});

Popularity 10/10 Helpfulness 5/10 Language javascript

Source: practicum.yandex.com

Tags: find

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Contributed on Dec 27 2021

Cruel Cormorant

0 Answers Avg Quality 2/10

get unique array javascript

Comment

// one liner solution to get a unique array by object id
[{_id: 10},{_id: 20}, {_id: 20}].filter((item, i, ar) => ar.findIndex(each => each._id === item._id) === i)

Popularity 10/10 Helpfulness 4/10 Language javascript

Source: Grepper

Tags: get

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Contributed on Aug 29 2021

Frail Fowl

0 Answers Avg Quality 2/10

find unique elements in array

Comment

const arr1=[1,2,3,4,5,5];

const unique = arr1.filter((item, index, array)=>
  array.indexOf(item)===index
)
console.log(unique)

Popularity 9/10 Helpfulness 4/10 Language typescript

Source: Grepper

Tags: elements element

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Contributed on Aug 28 2022

Clever Cottonmouth

0 Answers Avg Quality 2/10

unique array

Comment

<?php

// app.php

$data = [19, 21, 19, 21, 46, 21, 29, 21, 18];
print_r(array_unique($data));

Popularity 9/10 Helpfulness 4/10 Language php

Source: appdividend.com

Tags: php

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Contributed on May 27 2022

kristoff jenkins

0 Answers Avg Quality 2/10

find unique elements in array javascript

Comment

const array = [1, 2, 3, 1, 2, 4, 5, 3, 6, 4];
const uniqueElements = [...new Set(array)];

console.log(uniqueElements);

Popularity 8/10 Helpfulness 4/10 Language javascript

Source: Grepper

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Contributed on Sep 12 2023

YOU.com

0 Answers Avg Quality 2/10

unique values in array javascript

Comment

// Example array
const array = [1, 2, 2, 3, 4, 4, 5, 6, 6];

// Using Set to get unique values
const uniqueValues = [...new Set(array)];

console.log(uniqueValues); // Output: [1, 2, 3, 4, 5, 6]

Popularity 8/10 Helpfulness 4/10 Language javascript

Source: Grepper

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Contributed on Sep 12 2023

YOU.com

0 Answers Avg Quality 2/10

unique array javascript

Comment

function onlyUnique(value, index, array) {
  return self.indexOf(value) === index;
}

// usage example:
var a = ['a', 1, 'a', 2, '1'];
var unique = a.filter(onlyUnique);

console.log(unique); // ['a', 1, 2, '1']
 Run code snippet

Popularity 9/10 Helpfulness 4/10 Language javascript

Source: stackoverflow.com

Tags: javascript j

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Contributed on Feb 28 2023

Gabriel Metre Resende

0 Answers Avg Quality 2/10

unique element in array

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