老师,我写了两条插入语句,但是,最后主键没有增加,还是0; $num1='218'; $name1='zj'; $sql1="insert into user(num,name) value('$num1','$name1')"; mysql_query($sql1); $num2='201'; $name2='xx'; $sql2="insert into user(num,name) value('$num2','$name2')"; mysql_query($sql2); $uid=mysql_insert_id(); echo "主键id:".$uid;
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