数组求和（求助）
表 test 有字段 CODE 和 MONEY,如何按照code将money求和
------解决方案--------------------
$sql= "select code, sum(money) as money from test group by code";
这只是sql语句。你都没有执行查询，想输出什么呢？
------解决方案--------------------
select code ,sum(money) from test group by code having code='$cc'
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