arrayEqual.ts

/**
 * Quick array equal
 */
export function arraysEqual<T>(a: T[], b: T[]): boolean {
  if (a === b) return true;
  if (a == null || b == null) return false;
  if (a.length != b.length) return false;

  for (var i = 0; i < a.length; ++i) {
    if (a[i] !== b[i]) return false;
  }
  return true;
}