@phaserjs/phaser/utils/array/matrix/CheckMatrix.js

Phaser 4

/**
 * @author       Richard Davey <rich@photonstorm.com>
 * @copyright    2020 Photon Storm Ltd.
 * @license      {@link https://opensource.org/licenses/MIT|MIT License}
 */
export function CheckMatrix(matrix) {
  if (!Array.isArray(matrix) || matrix.length < 2 || !Array.isArray(matrix[0])) {
    return false;
  }
  const size = matrix[0].length;
  for (let i = 1; i < matrix.length; i++) {
    if (matrix[i].length !== size) {
      return false;
    }
  }
  return true;
}