MyBatis的foreach语句详解
?上述collection的值为list，对应的Mapper是这样的

?上述collection为array，对应的Mapper代码：
?上述collection的值为ids，是传入的参数Map的key，对应的Mapper代码：
@Test public void dynamicForeach3Test() { SqlSession session = Util.getSqlSessionFactory().openSession(); BlogMapper blogMapper = session.getMapper(BlogMapper.class); final List<Integer> ids = new ArrayList<Integer>(); ids.add(1); ids.add(2); ids.add(3); ids.add(6); ids.add(7); ids.add(9); Map<String, Object> params = new HashMap<String, Object>(); params.put("ids", ids); params.put("title", "中国"); List<Blog> blogs = blogMapper.dynamicForeach3Test(params); for (Blog blog : blogs) System.out.println(blog); session.close(); }
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