mybatis-plus or查询
wrapper.lambda().and(i -> i.like(Member::getPhoneNum, member.getPhoneNum())
.or().like(Member::getContactPhone, member.getPhoneNum()).or().like(Member::getMemberId, member.getPhoneNum()));
Map<String, MemberAppoint> memberAppointMap = memberAppoints.stream().collect(Collectors.toMap(ma -> ma.getAppiontNum(), ma -> ma));
appointGroups.stream().mapToInt(AppointGroup::getPeopleNum).sum();
wrapper.lambda().last("limit 0,3");
list to array
menuIds.stream().toArray(Long[]::new)
还没有评论,来说两句吧...