摘要：Strong and Loose Typing:强弱比较// C#var customer = new Customer(); //var is compiler inferred//Javascriptvar customer = new Customer(); //var is variable declarationC#：var变量由编译器决定合适的类型，此例为Customer类型JavaScript：var代表变量的意思，没有类型的强制Compiler匹配最接近Type//C#var x = 0; // compiler暗示 to be intbool isInt = x is int 阅读全文

摘要：prepare Employee Structurenamespace CollectIt{ public class Employee { public string Name { get; set; } public int DepartmentId { get; set; } } }Array: T[]定义fix size, must define how many instance at beginning, no add methordEmployee[] employees = new Employee[]{ ... 阅读全文