function fliplr fliplr(x: number | array | matrix): number | array | matrix Flip a matrix left to right. Reverses the order of the columns in the input matrix, flipping it left to right. Examples Flip a 2D matrix left to right import { assertEquals } from "jsr:@std/assert"; assertEquals(fliplr([[1, 4], [2, 5], [3, 6]]), [[4, 1], [5, 2], [6, 3]]); Flip a 1D array (no change) import { assertEquals } from "jsr:@std/assert"; assertEquals(fliplr([1, 2, 3]), [1, 2, 3]); Parameters x: number | array | matrix The input array or matrix. Return Type number | array | matrix The matrix with its columns flipped left to right. Throws If no input is provided.