how to get value from other method in C#












-2















as the title said, I have a problem getting my variable value into other method. because I want to call it in another class

My ViewModel Class



public VModel()
{
DataTable s = new DataTable();

using (MySqlConnection connection = new MySqlConnection("SERVER=localhost;" + "DATABASE=library;" + "UID=root;" + "PASSWORD=;"))
{
MySqlDataAdapter adapter = new MySqlDataAdapter();
var b = (int)ClickedCommand2.Name;
adapter.SelectCommand = new MySqlCommand("Select * from anime_list where id_movie = '"+ (int)ClickedCommand2.Name +"'", connection);
adapter.Fill(s);
}
Selected = s.DefaultView;
Clicked2 = new ClickedCommand2(this);
}


Clicked Class



public class ClickedCommand2 : ICommand
{
private VModel _vModel;

public ClickedCommand2(VModel vModel)
{
_vModel = vModel;
}
public event EventHandler CanExecuteChanged { add { } remove { } }
public bool CanExecute(object parameter)
{
return true;
}
public int a;
public void Execute(object parameter)
{
var id_movie = (int)parameter;
var rowIndex = id_movie - 1;
a = (int)(_vModel.Library2[rowIndex]["id_movie"]);
}

private static int b = a;
public static int Name
{
get { return b; }
set { b = value; }

}
}


EDIT : the question is how to get A value into my viewmodel class










share|improve this question

























  • Hi and welcome to stackoverflow! Your A value is only in scope of Execute. Declare var a outstide of the method to make it accessible outside of the method.

    – Josh Adams
    Nov 24 '18 at 3:07











  • @JoshAdams can you add an example? im a bit new to c#

    – Hans
    Nov 24 '18 at 3:09











  • NameOfYourClass.Name = 99 and that will set b to 99.

    – CodingYoshi
    Nov 24 '18 at 3:09













  • @CodingYoshi but A value is different whether i click on something? because im getting A value from sql data

    – Hans
    Nov 24 '18 at 3:12






  • 1





    Your question makes no sense. You need to provide more details.

    – CodingYoshi
    Nov 24 '18 at 3:16
















-2















as the title said, I have a problem getting my variable value into other method. because I want to call it in another class

My ViewModel Class



public VModel()
{
DataTable s = new DataTable();

using (MySqlConnection connection = new MySqlConnection("SERVER=localhost;" + "DATABASE=library;" + "UID=root;" + "PASSWORD=;"))
{
MySqlDataAdapter adapter = new MySqlDataAdapter();
var b = (int)ClickedCommand2.Name;
adapter.SelectCommand = new MySqlCommand("Select * from anime_list where id_movie = '"+ (int)ClickedCommand2.Name +"'", connection);
adapter.Fill(s);
}
Selected = s.DefaultView;
Clicked2 = new ClickedCommand2(this);
}


Clicked Class



public class ClickedCommand2 : ICommand
{
private VModel _vModel;

public ClickedCommand2(VModel vModel)
{
_vModel = vModel;
}
public event EventHandler CanExecuteChanged { add { } remove { } }
public bool CanExecute(object parameter)
{
return true;
}
public int a;
public void Execute(object parameter)
{
var id_movie = (int)parameter;
var rowIndex = id_movie - 1;
a = (int)(_vModel.Library2[rowIndex]["id_movie"]);
}

private static int b = a;
public static int Name
{
get { return b; }
set { b = value; }

}
}


EDIT : the question is how to get A value into my viewmodel class










share|improve this question

























  • Hi and welcome to stackoverflow! Your A value is only in scope of Execute. Declare var a outstide of the method to make it accessible outside of the method.

    – Josh Adams
    Nov 24 '18 at 3:07











  • @JoshAdams can you add an example? im a bit new to c#

    – Hans
    Nov 24 '18 at 3:09











  • NameOfYourClass.Name = 99 and that will set b to 99.

    – CodingYoshi
    Nov 24 '18 at 3:09













  • @CodingYoshi but A value is different whether i click on something? because im getting A value from sql data

    – Hans
    Nov 24 '18 at 3:12






  • 1





    Your question makes no sense. You need to provide more details.

    – CodingYoshi
    Nov 24 '18 at 3:16














-2












-2








-2


0






as the title said, I have a problem getting my variable value into other method. because I want to call it in another class

My ViewModel Class



public VModel()
{
DataTable s = new DataTable();

using (MySqlConnection connection = new MySqlConnection("SERVER=localhost;" + "DATABASE=library;" + "UID=root;" + "PASSWORD=;"))
{
MySqlDataAdapter adapter = new MySqlDataAdapter();
var b = (int)ClickedCommand2.Name;
adapter.SelectCommand = new MySqlCommand("Select * from anime_list where id_movie = '"+ (int)ClickedCommand2.Name +"'", connection);
adapter.Fill(s);
}
Selected = s.DefaultView;
Clicked2 = new ClickedCommand2(this);
}


Clicked Class



public class ClickedCommand2 : ICommand
{
private VModel _vModel;

public ClickedCommand2(VModel vModel)
{
_vModel = vModel;
}
public event EventHandler CanExecuteChanged { add { } remove { } }
public bool CanExecute(object parameter)
{
return true;
}
public int a;
public void Execute(object parameter)
{
var id_movie = (int)parameter;
var rowIndex = id_movie - 1;
a = (int)(_vModel.Library2[rowIndex]["id_movie"]);
}

private static int b = a;
public static int Name
{
get { return b; }
set { b = value; }

}
}


EDIT : the question is how to get A value into my viewmodel class










share|improve this question
















as the title said, I have a problem getting my variable value into other method. because I want to call it in another class

My ViewModel Class



public VModel()
{
DataTable s = new DataTable();

using (MySqlConnection connection = new MySqlConnection("SERVER=localhost;" + "DATABASE=library;" + "UID=root;" + "PASSWORD=;"))
{
MySqlDataAdapter adapter = new MySqlDataAdapter();
var b = (int)ClickedCommand2.Name;
adapter.SelectCommand = new MySqlCommand("Select * from anime_list where id_movie = '"+ (int)ClickedCommand2.Name +"'", connection);
adapter.Fill(s);
}
Selected = s.DefaultView;
Clicked2 = new ClickedCommand2(this);
}


Clicked Class



public class ClickedCommand2 : ICommand
{
private VModel _vModel;

public ClickedCommand2(VModel vModel)
{
_vModel = vModel;
}
public event EventHandler CanExecuteChanged { add { } remove { } }
public bool CanExecute(object parameter)
{
return true;
}
public int a;
public void Execute(object parameter)
{
var id_movie = (int)parameter;
var rowIndex = id_movie - 1;
a = (int)(_vModel.Library2[rowIndex]["id_movie"]);
}

private static int b = a;
public static int Name
{
get { return b; }
set { b = value; }

}
}


EDIT : the question is how to get A value into my viewmodel class







c#






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Nov 24 '18 at 3:23







Hans

















asked Nov 24 '18 at 3:06









HansHans

207




207













  • Hi and welcome to stackoverflow! Your A value is only in scope of Execute. Declare var a outstide of the method to make it accessible outside of the method.

    – Josh Adams
    Nov 24 '18 at 3:07











  • @JoshAdams can you add an example? im a bit new to c#

    – Hans
    Nov 24 '18 at 3:09











  • NameOfYourClass.Name = 99 and that will set b to 99.

    – CodingYoshi
    Nov 24 '18 at 3:09













  • @CodingYoshi but A value is different whether i click on something? because im getting A value from sql data

    – Hans
    Nov 24 '18 at 3:12






  • 1





    Your question makes no sense. You need to provide more details.

    – CodingYoshi
    Nov 24 '18 at 3:16



















  • Hi and welcome to stackoverflow! Your A value is only in scope of Execute. Declare var a outstide of the method to make it accessible outside of the method.

    – Josh Adams
    Nov 24 '18 at 3:07











  • @JoshAdams can you add an example? im a bit new to c#

    – Hans
    Nov 24 '18 at 3:09











  • NameOfYourClass.Name = 99 and that will set b to 99.

    – CodingYoshi
    Nov 24 '18 at 3:09













  • @CodingYoshi but A value is different whether i click on something? because im getting A value from sql data

    – Hans
    Nov 24 '18 at 3:12






  • 1





    Your question makes no sense. You need to provide more details.

    – CodingYoshi
    Nov 24 '18 at 3:16

















Hi and welcome to stackoverflow! Your A value is only in scope of Execute. Declare var a outstide of the method to make it accessible outside of the method.

– Josh Adams
Nov 24 '18 at 3:07





Hi and welcome to stackoverflow! Your A value is only in scope of Execute. Declare var a outstide of the method to make it accessible outside of the method.

– Josh Adams
Nov 24 '18 at 3:07













@JoshAdams can you add an example? im a bit new to c#

– Hans
Nov 24 '18 at 3:09





@JoshAdams can you add an example? im a bit new to c#

– Hans
Nov 24 '18 at 3:09













NameOfYourClass.Name = 99 and that will set b to 99.

– CodingYoshi
Nov 24 '18 at 3:09







NameOfYourClass.Name = 99 and that will set b to 99.

– CodingYoshi
Nov 24 '18 at 3:09















@CodingYoshi but A value is different whether i click on something? because im getting A value from sql data

– Hans
Nov 24 '18 at 3:12





@CodingYoshi but A value is different whether i click on something? because im getting A value from sql data

– Hans
Nov 24 '18 at 3:12




1




1





Your question makes no sense. You need to provide more details.

– CodingYoshi
Nov 24 '18 at 3:16





Your question makes no sense. You need to provide more details.

– CodingYoshi
Nov 24 '18 at 3:16












1 Answer
1






active

oldest

votes


















0














Assuming (_vModel.Library2[rowIndex]["id_movie"]) is an integer, you can make the scope outside of Execute:



  public class ClickedCommand2 : ICommand
{
private VModel _vModel;

public ClickedCommand2(VModel vModel)
{
_vModel = vModel;
}
public event EventHandler CanExecuteChanged { add { } remove { } }
public bool CanExecute(object parameter)
{
return true;
}

private static int a;
public void Execute(object parameter)
{
var id_movie = (int)parameter;
var rowIndex = id_movie - 1;
a = (int)(_vModel.Library2[rowIndex]["id_movie"]);
}

private static int b = a;
public static int Name
{
get { return b; }
set { b = value; }

}
}





share|improve this answer


























  • a field initializer cannot references to static field it says? on private static int b = a;

    – Hans
    Nov 24 '18 at 3:24











  • fixed for you, make a static

    – Josh Adams
    Nov 24 '18 at 3:37











  • it works, but it show nothing on my viewmodel class when it clicked or selected, if i change to number that i define it works

    – Hans
    Nov 24 '18 at 3:44











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1 Answer
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active

oldest

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oldest

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0














Assuming (_vModel.Library2[rowIndex]["id_movie"]) is an integer, you can make the scope outside of Execute:



  public class ClickedCommand2 : ICommand
{
private VModel _vModel;

public ClickedCommand2(VModel vModel)
{
_vModel = vModel;
}
public event EventHandler CanExecuteChanged { add { } remove { } }
public bool CanExecute(object parameter)
{
return true;
}

private static int a;
public void Execute(object parameter)
{
var id_movie = (int)parameter;
var rowIndex = id_movie - 1;
a = (int)(_vModel.Library2[rowIndex]["id_movie"]);
}

private static int b = a;
public static int Name
{
get { return b; }
set { b = value; }

}
}





share|improve this answer


























  • a field initializer cannot references to static field it says? on private static int b = a;

    – Hans
    Nov 24 '18 at 3:24











  • fixed for you, make a static

    – Josh Adams
    Nov 24 '18 at 3:37











  • it works, but it show nothing on my viewmodel class when it clicked or selected, if i change to number that i define it works

    – Hans
    Nov 24 '18 at 3:44
















0














Assuming (_vModel.Library2[rowIndex]["id_movie"]) is an integer, you can make the scope outside of Execute:



  public class ClickedCommand2 : ICommand
{
private VModel _vModel;

public ClickedCommand2(VModel vModel)
{
_vModel = vModel;
}
public event EventHandler CanExecuteChanged { add { } remove { } }
public bool CanExecute(object parameter)
{
return true;
}

private static int a;
public void Execute(object parameter)
{
var id_movie = (int)parameter;
var rowIndex = id_movie - 1;
a = (int)(_vModel.Library2[rowIndex]["id_movie"]);
}

private static int b = a;
public static int Name
{
get { return b; }
set { b = value; }

}
}





share|improve this answer


























  • a field initializer cannot references to static field it says? on private static int b = a;

    – Hans
    Nov 24 '18 at 3:24











  • fixed for you, make a static

    – Josh Adams
    Nov 24 '18 at 3:37











  • it works, but it show nothing on my viewmodel class when it clicked or selected, if i change to number that i define it works

    – Hans
    Nov 24 '18 at 3:44














0












0








0







Assuming (_vModel.Library2[rowIndex]["id_movie"]) is an integer, you can make the scope outside of Execute:



  public class ClickedCommand2 : ICommand
{
private VModel _vModel;

public ClickedCommand2(VModel vModel)
{
_vModel = vModel;
}
public event EventHandler CanExecuteChanged { add { } remove { } }
public bool CanExecute(object parameter)
{
return true;
}

private static int a;
public void Execute(object parameter)
{
var id_movie = (int)parameter;
var rowIndex = id_movie - 1;
a = (int)(_vModel.Library2[rowIndex]["id_movie"]);
}

private static int b = a;
public static int Name
{
get { return b; }
set { b = value; }

}
}





share|improve this answer















Assuming (_vModel.Library2[rowIndex]["id_movie"]) is an integer, you can make the scope outside of Execute:



  public class ClickedCommand2 : ICommand
{
private VModel _vModel;

public ClickedCommand2(VModel vModel)
{
_vModel = vModel;
}
public event EventHandler CanExecuteChanged { add { } remove { } }
public bool CanExecute(object parameter)
{
return true;
}

private static int a;
public void Execute(object parameter)
{
var id_movie = (int)parameter;
var rowIndex = id_movie - 1;
a = (int)(_vModel.Library2[rowIndex]["id_movie"]);
}

private static int b = a;
public static int Name
{
get { return b; }
set { b = value; }

}
}






share|improve this answer














share|improve this answer



share|improve this answer








edited Nov 24 '18 at 3:36

























answered Nov 24 '18 at 3:12









Josh AdamsJosh Adams

1,4132519




1,4132519













  • a field initializer cannot references to static field it says? on private static int b = a;

    – Hans
    Nov 24 '18 at 3:24











  • fixed for you, make a static

    – Josh Adams
    Nov 24 '18 at 3:37











  • it works, but it show nothing on my viewmodel class when it clicked or selected, if i change to number that i define it works

    – Hans
    Nov 24 '18 at 3:44



















  • a field initializer cannot references to static field it says? on private static int b = a;

    – Hans
    Nov 24 '18 at 3:24











  • fixed for you, make a static

    – Josh Adams
    Nov 24 '18 at 3:37











  • it works, but it show nothing on my viewmodel class when it clicked or selected, if i change to number that i define it works

    – Hans
    Nov 24 '18 at 3:44

















a field initializer cannot references to static field it says? on private static int b = a;

– Hans
Nov 24 '18 at 3:24





a field initializer cannot references to static field it says? on private static int b = a;

– Hans
Nov 24 '18 at 3:24













fixed for you, make a static

– Josh Adams
Nov 24 '18 at 3:37





fixed for you, make a static

– Josh Adams
Nov 24 '18 at 3:37













it works, but it show nothing on my viewmodel class when it clicked or selected, if i change to number that i define it works

– Hans
Nov 24 '18 at 3:44





it works, but it show nothing on my viewmodel class when it clicked or selected, if i change to number that i define it works

– Hans
Nov 24 '18 at 3:44




















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