mybatis 循环String类型的字符串

mapper层：

 List<Map<String,Object>>  getlinkPhoneList(@Param("cds")Map<String,Object> map);

xml文件

grid2_id  in

<foreach collection="cds.userCommunityNo.split(',')" item="item" index="index"  open="(" close=")" separator=",">
    '${item}'
</foreach>

 final:不积跬步,无以至千里.不积小流,无以成江海