CFLib.org – Common Function Library Project

Description:
Returns the amount of space (in bytes) of all files and subfolders contained in the specified folder. Because this function uses COM, it is only supported in the Windows version of ColdFusion.

Return Values:
Returns a simple value.

Example:

<CFSET TheFolder = "c:\winnt">
<CFOUTPUT>
The size of the #TheFolder# folder (including all files/subdirectories) is #FolderSize(TheFolder)# bytes.
</CFOUTPUT>

Parameters:

Full UDF Source:

/**
 * Returns the amount of space (in bytes) of all files and subfolders contained in the specified folder. (Windows only)
 * 
 * @param path      Absolute or relative path to the specified folder. 
 * @return Returns a simple value. 
 * @author Rob Brooks-Bilson (rbils@amkor.com) 
 * @version 1.0, July 23, 2001 
 */
function FolderSize(path)
{
  Var fso  = CreateObject("COM", "Scripting.FileSystemObject");
  Var folder = fso.Getfolder(path);
  Return folder.Size;
}