Count<T> Method (IDataHelper)

Visual Basic (Declaration)
Visual Basic (Usage)
C#
Managed Extensions for C++
C++/CLI

Function Count(Of T As {Class, New})() As Long

Dim instance As IDataHelper
Dim value As Long
 
value = instance.Count(Of T)()

long Count<T>()
where T: class, new()

long Count<T>(); 
where T: ref class, gcnew()

int64 Countgeneric<typename T>
(); 
where T: ref class, gcnew()

Type Parameters

T

C#

//Get the current thread static safe instance of the helper
IDataHelper db = DataHelper.SessionFactory();
 
//Specify User Name and License Key from the receipt, leave blank for trial mode
//db.UserName = "John Smith 1234";
//db.LicenseKey = "asdfl219==";
 
//Open the database connection
db.OpenConnection();
 
//Search for records based on the passed in search object
long count = _db.Count<Person>();
 
//Close the connection
db.CloseConnection();

VB.NET

'Get the current thread static safe instance of the helper
Dim db As IDataHelper = DataHelper.SessionFactory()
 
'Specify User Name and License Key from the receipt, leave blank for trial mode
'db.UserName = "John Smith 1234"
'db.LicenseKey = "asdfl219=="
 
'Open the database connection
db.OpenConnection()
 
'Search for records based on the passed in search object
Dim count As Long = _db.Count(Of Person)()
 
'Close the connection
db.CloseConnection()

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

IDataHelper Interface
IDataHelper Members