How to get the Value / Text Expression?

Help me

Hope get Value / Text Expression ------- "SW-Mass@@a4@b.SLDASM"

Value / Text Expression →  "SW-Mass@@a4@b.SLDASM"

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follow code   → don't get Value/Text Expression→ "SW-Mass@@a4@b.SLDASM"

GetCustomProperties(vPropName, vPropValue, vPropType)→mm <30> = 45.00

→ result is

vPropName → mm

vPropValue → 45.00

vPropType  → 30

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Option Explicit

Public Enum swCustomInfoType_e

    swCustomInfoUnknown = 0

    swCustomInfoText = 30       '  VT_LPSTR

    swCustomInfoDate = 64       '  VT_FILETIME

    swCustomInfoNumber = 3      '  VT_I4

    swCustomInfoYesOrNo = 11    '  VT_BOOL

End Enum

Sub main()

    Dim swApp                   As SldWorks.SldWorks

    Dim swModel                 As SldWorks.ModelDoc2

    Dim swConfig                As SldWorks.Configuration

    Dim vConfName               As Variant

    Dim vPropName               As Variant

    Dim vPropValue              As Variant

    Dim vPropType               As Variant

    Dim nNumProp                As Long

    Dim i                       As Long

    Dim j                       As Long

    Dim bRet                    As Boolean

    Set swApp = Application.SldWorks

    Set swModel = swApp.ActiveDoc

    Debug.Print "File = " + swModel.GetPathName

    vConfName = swModel.GetConfigurationNames

    For i = 0 To UBound(vConfName)

        Set swConfig = swModel.GetConfigurationByName(vConfName(i))

        nNumProp = swConfig.GetCustomProperties(vPropName, vPropValue, vPropType)

        Debug.Print "  Config       = " & vConfName(i)

        For j = 0 To nNumProp - 1

            Debug.Print "    " & vPropName(j) & " <" & vPropType(j) & "> = " & vPropValue(j)

        Next j

        Debug.Print "  ---------------------------"

    Next i

End Sub

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Private Sub Main2()

    Dim SwApp As SldWorks.SldWorks, SwModel As SldWorks.ModelDoc2

    Dim vConfigNameArr, vConfigName

    Dim Str, ii, PrtAsm, Conf

    Set SwApp = Application.SldWorks

    Set SwModel = SwApp.ActiveDoc

    vConfigNameArr = SwModel.GetConfigurationNames

    ''

    For ii = 0 To UBound(vConfigNameArr)

        vConfigName = vConfigNameArr(ii)

        With SwModel

           .ShowConfiguration vConfigName

           Str = "SW-Mass@@" & vConfigName & "@" & SwModel.GetTitle

           .AddCustomInfo3 vConfigName, "mm", 30, "12"

           .CustomInfo2(vConfigName, "mm") = """" & Str & """"

        End With

    Next ii

End Sub

SolidworksApi macros