MyBatis 动静 sql 之 foreach 标签 Mybatis 之 foreach 标签应用办法,Mybatis 之 foreach 标签在 xml 文件中应用办法,长久层写法:
<if test="questionIds!= null and questionIds.size()>0" > WHERE id in <foreach collection="questionIds" index="index" item="item" open="(" separator="," close=")"> #{item} </foreach> </if>
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