[英]How to access object from another form c#
因此,我有一个名为Employee的类,用于存储员工的用户名和密码。
class Employee
{
string username;
string password;
public string Username
{
get { return username; }
set { username = value; }
}
public string Password
{
get { return password; }
set { password = value; }
}
public Employee(string username, string password)
{
this.username = username;
this.password = password;
}
在我的主类中,我创建了Employee实例和一些示例数据。
Employee employee1 = new Employee("John", "123");
我将这段代码包含在main方法中,以根据用户名和密码对用户进行身份验证。
do
{
Console.Write("Username: ");
username = Console.ReadLine();
Console.Write("Password: ");
password = Console.ReadLine();
if (employee1.Username != username || employee1.Password != password)
{
Console.WriteLine("Incorrect Username or Password. Please Try again \n");
}
}
while (employee1.Username != username || employee1.Password != password);
Console.Clear();
Console.Write("Login Sucessful!. Press any key to continue...");
Console.ReadKey();
我不想在主类中包含这段代码,而是要在Employee.cs中传输此代码,该方法充当方法,可以从主类中调用。 我的问题是,如何从主类访问对象,并获取初始化的用户名和密码,以在Employee.cs上应用相同的概念。
您的意思是:
class Employee
{
// Existing code above this
public bool Authenticate()
{
var authed = false;
do
{
Console.Write("Username: ");
var attemptUsername = Console.ReadLine();
Console.Write("Password: ");
var attemptPassword = Console.ReadLine();
if (username != attemptUsername || password != attemptPassword)
{
Console.WriteLine("Incorrect Username or Password. Please Try again \n");
}
else
{
authed = true;
}
}
while (!authed);
Console.Clear();
Console.Write("Login Sucessful!. Press any key to continue...");
Console.ReadKey();
return authed;
}
}
然后您可以去:
var john = new Employee("John", 123);
john.Authenticate(); // Waits until he enters valid password (Might want to add a max attempts to the Authenticate function and actually use the return value
注意:根据您使用的框架等,通常最好将Employee / Veternerian
类保留为POCO,并使用服务基于它们添加逻辑。
这是你要找的吗?
class Mainclass
{
Main()
{
Employee employee1 = new Employee("John", "123");
employee1.yourMethod();
}
}
public class Employee
{
string username;
string password;
.
.
.
public void yourMethod()
{
do
{
Console.Write("Username: ");
username = Console.ReadLine();
Console.Write("Password: ");
password = Console.ReadLine();
if (veterinarian1.Username != username || veterinarian1.Password != password)
{
Console.WriteLine("Incorrect Username or Password. Please Try again \n");
}
}
while (veterinarian1.Username != username || veterinarian1.Password != password);
Console.Clear();
Console.Write("Login Sucessful!. Press any key to continue...");
Console.ReadKey();
}
}
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