只能選一個(gè)，可以取消選擇
if (!model.isSelected) {
? ? ? ? ? ?for (EMContactSelectDoctorModel *model in weakSelf.list) {
? ? ? ? ? ? ? ?model.isSelected = NO;
? ? ? ? ? ?}
? ? ? ?}
? ? ? ?model.isSelected = !model.isSelected;
? ? ? ?self.selectModel = model;
只能選一個(gè)，不能取消
for (EMContactSelectDoctorModel *model in weakSelf.list) {
? ? ? ? ? ?model.isSelected = NO;
? ? ? ?}
? ? ? ?model.isSelected = !model.isSelected;
? ? ? ?self.selectModel = model;
