1. SDK
  2. Standalone
  3. Common Functions
  4. Others
  5. EmptyCard

EmptyCard

Definition

Usage

Clear the data from the MF card.

Parameter

Device number

Return Value

Return True if it is successful, or return False.

Related Function

WriteCard

 

Ejemplo

C# 

private static void EmptyCard(string sIp = "10.0.0.44", int iPort = 4370)
{
    //Create Standalone SDK class dynamicly.
    zkemkeeper.CZKEMClass axCZKEM1 = new zkemkeeper.CZKEMClass();
    axCZKEM1.Connect_Net(sIp, iPort);
    int iMachineNumber = 1;

    int idwErrorCode = 0;

    if (axCZKEM1.EmptyCard(iMachineNumber))
    {
        MessageBox.Show("EmptyCard(Mifare)! ", "Success");
    }
    else
    {
        axCZKEM1.GetLastError(ref idwErrorCode);
        MessageBox.Show("Operation failed,ErrorCode=" + idwErrorCode.ToString(), "Error");
    }
}

VB 

Private Shared Sub EmptyCard(Optional ByVal sIp As String = "10.0.0.44", Optional ByVal iPort As Integer = 4370)
    'Create Standalone SDK class dynamicly.
    Dim axCZKEM1 As New zkemkeeper.CZKEM
    axCZKEM1.Connect_Net(sIp, iPort)
    Dim iMachineNumber As Integer
    Dim idwErrorCode As Integer

    If axCZKEM1.EmptyCard(iMachineNumber) = True Then
        MsgBox("EmptyCard(Mifare)! ", MsgBoxStyle.Information, "Success")
    Else
        axCZKEM1.GetLastError(idwErrorCode)
        MsgBox("Operation failed,ErrorCode=" & idwErrorCode.ToString(), MsgBoxStyle.Exclamation, "Error")
    End If
End Sub