一.DATE_FORMAT(b.send_time,'%Y-%m-%d %H:%i') sendTime
1.%Y--------代表年;
2.%m-------代表月;
3.%d--------代表日;
4.%H--------代表小时;
5.%i--------代表分钟;
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一.DATE_FORMAT(b.send_time,'%Y-%m-%d %H:%i') sendTime
1.%Y--------代表年;
2.%m-------代表月;
3.%d--------代表日;
4.%H--------代表小时;
5.%i--------代表分钟;
啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦了啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦啦