Fields, properties, and Methods in C # classes

Person class

usingSystem;usingSystem.Collections.Generic;usingSystem.Linq;usingSystem.Text;usingSystem.Threading.Tasks;namespaceclasslibrary1{classPerson {//here is the field used to store data, private can write not write        Private string_name; int_age; Char_gender; //here is the property, itself is not value, used to assign values and values to the field method, but not called the method          Public stringName {Get{return_name;} Set{_name =value;} }          Public intAge {//Judging when the value is taken             Get             {                 if(_age <0|| _age > -)                 {                     return_age =0; }                 return_age; }             Set{_age =value;} }          Public CharGender {Get{return_gender;} //be judged when assigning values             Set {                 if(Value! ='male'&& Value! ='female') {Value='male'; } _gender=value; }         }         Public voidXingwei () {Console.WriteLine ("name: {0}, Age: {1}, Gender: {2}", This. Name, This. Age, This.        Gender); }    }}

Class1 class

usingSystem;usingSystem.Collections.Generic;usingSystem.Linq;usingSystem.Text;usingSystem.Threading.Tasks;namespaceclasslibrary1{ Public classClass1 {Static voidMain (string[] arr) {Person XinRen=NewPerson (); Xinren.name="Zhang Fei"; Xinren.age= the; Xinren.gender='Spring';            Xinren.xingwei ();        Console.readkey (); }    }}

Fields, properties, and Methods in C # classes