zand framwork pdo 预处理 参数绑定长度不同 获取不到值,但库里是有值的,为什么?

WBOY
Release: 2016-06-06 20:28:34
Original
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​sql:select .... where .... district=:district
代码如下:

<code>​$stmt = $this->db->query(
   ​    ​$res['searchstr'],  //sql 语句
   ​    ​$whereis  //绑定参数的数组
​);
</code>
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$data = $stmt->fetchAll();

如果 district 为北京有值,为 内蒙古自治区 则没有值,但库中是有值的。

回复内容:

​sql:select .... where .... district=:district
代码如下:

<code>​$stmt = $this->db->query(
   ​    ​$res['searchstr'],  //sql 语句
   ​    ​$whereis  //绑定参数的数组
​);
</code>
Copy after login
Copy after login

$data = $stmt->fetchAll();

如果 district 为北京有值,为 内蒙古自治区 则没有值,但库中是有值的。

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