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代替拼接的办法

WBOY
Release： 2016-06-06 20:09:34
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字段 voted_uid
要将符合条件的用户id写入该字段，有没有最简单的办法
比如写入后得到10001，10005，10521，10242

我的土办法是：

<code>1.把该字段的数据取出来。
2.查找是否已有该id。
3.如果没有就把原数据拼接上当前用户id。
4.更新该字段。
</code>
Copy after login
Copy after login

框架是thinkphp

回复内容：

字段 voted_uid
要将符合条件的用户id写入该字段，有没有最简单的办法
比如写入后得到10001，10005，10521，10242

我的土办法是：

<code>1.把该字段的数据取出来。
2.查找是否已有该id。
3.如果没有就把原数据拼接上当前用户id。
4.更新该字段。
</code>
Copy after login
Copy after login

框架是thinkphp

你就不能再建个表唉
id voted_id voted_uid

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