GetDataSize Method (fieldName)

Microsoft Deployment Compression & Installer

previous page next page
Copy image CopyHover image
Deployment Tools Foundation GetDataSize Method (fieldName)
Deployment Tools Foundation Namespaces ► Microsoft.Deployment.WindowsInstaller ► Record ► GetDataSize(String)
Gets the length of a record field. The count does not include the terminating null.
Declaration Syntax
C# Visual Basic Visual C++ 
public int GetDataSize(
	string fieldName
)
Public Function GetDataSize ( 
	fieldName As String
) As Integer
public:
int GetDataSize(
	String^ fieldName
)
Parameters
fieldName (String)
Specifies the field to check.
Return Value
Int32
Remarks

The returned data size is 0 if the field is null, non-existent, or an internal object pointer. The method also returns 0 if the handle is not a valid Record handle.

If the data is in integer format, the property returns 2 or 4.

If the data is in string format, the property returns the character count (not including the NULL terminator).

If the data is in stream format, the property returns the byte count.

Exceptions
Exception Condition
ArgumentOutOfRangeException The field name does not match any of the named fields in the Record.

Assembly: Microsoft.Deployment.WindowsInstaller (Module: Microsoft.Deployment.WindowsInstaller.dll) Version: 3.0.0.0 (3.9.1006.0)

previous page start next page