Revision as of 20:01, 18 April 2021 (view source) rosettacode>Borgauf (→‎{{header\|Haskell}}) ← Older edit		Revision as of 22:17, 18 April 2021 (view source) Hout (talk \| contribs) (→‎JS ES6) Newer edit →
Line 2,164: <lang JavaScript>(() => { '"use strict'"; // transpose :: [[a]] -> [[a]] const transpose = xs => xs[0].map(~~(_, iCol) => xs.map(row => row[iCol]));~~ (_, iCol) => xs.map( row => row[iCol] ) ); // ~~TEST~~ ------------------------ TEST ----------------------- ~~return~~const main = () => ~~transpose~~JSON.stringify([ transpose([~~1, 2],~~ [31, 42, 3], [4, 5, 6], [7, 8, 9]) ]); ); // MAIN --- return main(); })();</lang> {{Out}} <lang JavaScript>[[1, 34, 57], [2, 45,8],[3, 6,9]]</lang> =={{header\|Joy}}==

Matrix transposition: Difference between revisions

Matrix transposition (view source)