mybatis foreach方法遍历对象

<delete id="deleteAppUserByIds">
    delete from app_userinfo where
    <foreach item="item" index="key" collection="ids" open="" separator="," close="">
    userid=#{item.userid} and appid=#{item.appid}
    </foreach>
</delete>

原文：https://www.cnblogs.com/lykbk/p/dfdfedfdfdfdfdfd45454545454.html