javascript sort multidimensional array

Web Surfer answered on June 4, 2020 Popularity 9/10 Helpfulness 5/10

answer javascript sort multidimensional array

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javascript sort multidimensional array

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let arr = [[12, 'AAA'], [12, 'BBB'], [12, 'CCC'],[28, 'DDD'], [18, 'CCC'],[12, 'DDD'],[18, 'CCC'],[28, 'DDD'],[28, 'DDD'],[58, 'BBB'],[68, 'BBB'],[78, 'BBB']];

// sort by first column (numbers) using minus
arr.sort((a, b) => a[0]-b[0]);
/* [[12,"AAA"],[12,"BBB"],[12,"CCC"],[12,"DDD"],[18,"CCC"],[18,"CCC"],[28,"DDD"],[28,"DDD"],[28,"DDD"],[58,"BBB"],[68,"BBB"],[78,"BBB"]] */

// sort by second column (letters) using localeCompare
arr.sort((a, b) => a[1].localeCompare(b[1]));
/* VM704:1 [[12,"AAA"],[12,"BBB"],[58,"BBB"],[68,"BBB"],[78,"BBB"],[12,"CCC"],[18,"CCC"],[18,"CCC"],[12,"DDD"],[28,"DDD"],[28,"DDD"],[28,"DDD"]] */

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Contributed on Jan 29 2021

Web Surfer

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sort multidimensional array javascript

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var arr = [[12, 'AAA'], [12, 'BBB'], [12, 'CCC'],[28, 'DDD'], [18, 'CCC'],[12, 'DDD'],[18, 'CCC'],[28, 'DDD'],[28, 'DDD'],[58, 'BBB'],[68, 'BBB'],[78, 'BBB']];

arr.sort(function(a,b) {
    return a[0]-b[0]
});

Popularity 10/10 Helpfulness 6/10 Language javascript

Source: stackoverflow.com

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Contributed on Jun 04 2020

TC5550

0 Answers Avg Quality 2/10

javascript sort multidimensional array

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