How many people give up, because of YOU. Continue... 先实践,最后需要总结. 1. 数据流中的数据按照一定的格式<T>提取 -------> 放在vector中. 2. 注意 vector.begin(), vector.front()的区别. 3. accumulate()求sum.(与valarrary貌似有一拼,孰优孰劣?---- 可能后者效率更高) 4. multiplies<int>() c++ -->…
scala中的case class是一种特殊的对象:由编译器(compiler)自动生成字段的getter和setter.如下面的例子: case class City(name:String, province: String) case class Address(street: String, zip: String, city: City) case class Person(name: String, age: Int, phone: String, address: Address)…