Object obj1 = new NewType(); NewType newValue = (NewType)obj1;
Object obj1 = new NewType();
NewType newValue = null;
try
{
newValue = (NewType)obj1;
}
catch (Exception err)
{
MessageBox.Show(err.Message);
}
Object obj1 = new NewType(); NewTYpe newValue = obj1 as NewType
if(newValue != null)
{
//Work with the object named “newValue“
}
NewType newValue = new NewType(); NewTYpe1 newValue = newValue as NewTYpe1;
Object obj1 = 11; int nValue = obj1 as int;
NewTypeOne newTestOne = new NewTypeOne(); NewTypeTwo newTestTwo = (NewTypeTwo)newTestOne;
public calss NewTypeOne
{
public static explicit operator NewTypeTwo( NewTypeOne obj1)
{
//Convert object into new type
}
}
Object obj1 = 11;
if(objTest is int )
{
int nValue = (int)obj1;
}
private void btn_Get_Checked(object sender,EventArgs e)
{
if(rbtn_object.checked)
{
using (FileStream P_filestream=new FileStream(@'d:\log.txt',System.IO.FileMode.Create))
{
object p_Object = P_filestream as object;
if(p_Object!=null)
{
Message.Box("转换Obejct成功","提示");
}
else
{
Message.Box("转换Obejct失败","提示!")
}
}
if(rbtn_stream.checked)
{
using (FileStream P_filestream=new FileStream(@'d:\log.txt',System.IO.FileMode.Create))
{
obejct p_object=P_filestream;
Stream P_Stream = p_objec as Stream;
if(P_Stream!=null)
{
Message.Box("转换Stream成功","提示");
}
else
{
Message.Box("转换Stream失败","提示!")
}
}
}
}
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