mybatis分割字符串并循环，实现in多个参数

mybatis xml代码：

  
    select *
    from carinfo
    where
    xh in
	
		
			#{item}
		
	
  

mybatis sql打印：

==>  Preparing: select * from carinfo where xh in ( ? , ? ) 
==> Parameters: 1(String), 2(String)