| PathIsPrefix Searches a path to determine if it contains a valid prefix of the type passed by pszPrefix. A prefix is one of these types: "C:\\", ".", "..", "..\\". | VB4-32,5,6 Declare Function PathIsPrefix Lib "shlwapi.dll" Alias "PathIsPrefixA" (ByVal pszPrefix As String, ByVal pszPath As String) As Long
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 | Operating Systems Supported | 
 | Requires Windows 2000 (or Windows NT 4.0 with Internet Explorer 4.0 or later); Requires Windows 98 (or Windows 95 with Internet Explorer 4.0 or later) | 
 
 | · pszPrefix Address of the prefix for which to search.
 
 · pszPath
 Address of the path to be searched.
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 | Returns TRUE if the compared path is the full prefix for the path, or FALSE otherwise. | 
 
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