Xcode注释标记
#pragma mark - xcode注释标记(顶部有线)
// MARK: - A section heading or a comment with a separator line above // TODO: - A to-do item with a separator line above // FIXME: - A bug fix reminder with a separator line above // !!!: - A red flag with separator line above // ???: - A question with a separator line above
#pragma mark - xcode注释标记（底部有线）
// MARK: A section heading or a comment with a separator line below - // TODO: A to-do item with a separator line below - // FIXME: A bug fix reminder with a separator line below - // !!!: A red flag with a separator line below - // ???: A question with a separator line below -
#pragma mark - xcode注释标记（顶部和底部都有线）
// MARK: - A section heading or a comment with a separator line below - // TODO: - A to-do item with a separator line below - // FIXME: - A bug fix reminder with a separator line below - // !!!: - A red flag with a separator line below - // ???: - A question with a separator line below -