pass parameter in axapta between a form

Step 1) Button Control Data Source Value

public void init()
{
    custTable _Custtable;
     ;
     super();
     if(element.args())
    {
         if(element.args().record() && element.args().record().tableID == tablenum( custtable))
         {
              _Custtable = element.args().record();
          }
     }
}

Step 2) overiding source form's button control clicked method

In Form1

void clicked()
{
  
    Args            args;
    Formview         Formview;
    ;

    args = new args();
    args.parm( "yourStringValue" );

    _args.name( formstr( FormB ) );
    Formview= classFactory.formviweClass( Args );
    Formview.init();
    Formview.run();
    Formview.wait();

    super();
}

In Form2

public void init()
{
    str             YourStringValueFromCaller;
    ;
    super();

    if( element.args() )
    {
        // get string parameter
        YourStringValueFromCaller = element.args().parm();

    }
}