SimpleDateFormat时间不对&LocalDate和LocalDateTime的区别 privatestaticfinalDateTimeFormatter SECOND_FORMATTER = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");privatestaticfinalDateTimeFormatter DAY_FORMATTER = DateTimeFormatter.ofPattern("yyyy-MM-dd");//解析字符串为日期String dateStr = "1990-01-01";...