,用来区分用户 user = "xx@hotmail.com", # 这里填入你的邮件地址 provider = "outlook" # gmail, outlook, office365 三选一...", action = "store", help = "id, 与发件箱对应的存储密钥id,默认为outlook" ), make_option("--to", type...", action = "store", help = "主题,默认:无主题" ), make_option("--body", type = "character...subject = opt$subject body = opt$bodymail = opt$mailattachment = opt$add #"path/to/附件..." 必须包含后缀, 如果没有附件,引号内留空即可。