PathIsHTMLFile - Determines if a file is an HTML file. The determination is made based on the content type that is registered for the file's extension.

[DllImport("shlwapi.dll", EntryPoint = "PathIsHTMLFileW", SetLastError = True, CharSet = CharSet.Unicode)]

static extern bool PathIsHTMLFile([MarshalAs(UnmanagedType.LPTStr)]string pszFile);

<DllImport("shlwapi.dll", EntryPoint:="PathIsHTMLFileW", SetLastError:=True, CharSet:=CharSet.Unicode)> _

Public Function PathIsHTMLFile(<MarshalAs(UnmanagedType.LPTStr)>pszFile As String) As <MarshalAs(UnmanagedType.Bool)> Boolean

Public Declare Function PathIsHTMLFile Lib "shlwapi" _

Documentation

[PathIsHTMLFile] on MSDN

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