Variable transposeArray2D`Const`

transposeArray2D: TransposeArray2D_Signatures = ...

transpose a 2D array (row-major to column-major, or vice versa)

Param: arr2d

the 2D array to be transposed

Returns

the transposed 2D array

Example

import { assertEquals } from "jsr:@std/assert"

const arr2d: Array2DRowMajor<number> = [
	[1 , 2 , 3 , 4 , 5 ],
	[6 , 7 , 8 , 9 , 10],
	[11, 12, 13, 14, 15],
]
const arr2d_transposed: Array2DColMajor<number> = transposeArray2D(arr2d)
assertEquals(arr2d_transposed, [
	[1 , 6 , 11],
	[2 , 7 , 12],
	[3 , 8 , 13],
	[4 , 9 , 14],
	[5 , 10, 15],
])