by Anonymous (267 Submissions)
Category: Windows System Services
Compatability: Visual Basic 4.0 (32-bit)
Difficulty: Unknown Difficulty
Originally Published: Fri 18th December 1998
Date Added: Mon 8th February 2021
Rating: 
(1 Votes)
Determine free disk space
VBcoders
Dim lngSectorsPerCluster As Long
Dim lngBytesPerSector As Long
Dim lngNumberOfFreeClusters As Long
Dim lngTotalNumberOfClusters As Long
Dim strDrive As String
Dim strMessage As String
Dim lngTotalBytes As Long
Dim lngFreeBytes As Long
strDrive = "C:\" 'drive letter
If GetDiskFreeSpace(strDrive, lngSectorsPerCluster, lngBytesPerSector, lngNumberOfFreeClusters, lngTotalNumberOfClusters) = 0 Then
strMessage = strMessage & vbCrLf & "An error occurred."
Else
strMessage = strMessage & vbCrLf & "Sectors Per Cluster: " & Format$(lngSectorsPerCluster)
strMessage = strMessage & vbCrLf & "Bytes Per Sector: " & Format$(lngBytesPerSector)
strMessage = strMessage & vbCrLf & "Free Clusters: " & Format$(lngNumberOfFreeClusters)
strMessage = strMessage & vbCrLf & "Total Clusters: " & Format$(lngTotalNumberOfClusters)
lngTotalBytes = lngTotalNumberOfClusters * lngSectorsPerCluster * lngBytesPerSector
strMessage = strMessage & vbCrLf & "Total Bytes: " & Format$(lngTotalBytes)
lngFreeBytes = lngNumberOfFreeClusters * lngSectorsPerCluster * lngBytesPerSector
strMessage = strMessage & vbCrLf & "Bytes Free: " & Format$(lngFreeBytes)
strMessage = strMessage & vbCrLf & "Percent Used: " & Format$(1 - (lngFreeBytes / lngTotalBytes), "0.00%")
End If
MsgBox (strMessage)
