cjnba的专栏

1.多条件分组，返回有序linkedHashMap。PS2SalesBizImpl对应当前类名。

java lamdba 排序

List<DBInfo> dbInfoList = new ArrayList<DBInfo>(); DBInfo dbInfo1 = new DBInfo(); dbInfo1.setDriver("a"); dbInfo1.setPassWord("b"); dbInfo1.setRemark("c"); dbInfo1.setUrl("d"); dbInfo1.setUserName("e"); DBInfo dbInfo2 = new DB.

Lambda基本概念A lambda expression is an unnamed function with parameters and a body.(匿名函数[参数+函数体])The lambda expression body can be a block statement or an expression.(函数体可以是表达式或者是函数语句)-&gt; separates...