Determines whether a file name is in long format.
#Include <WinAPIEx.au3>
_WinAPI_PathIsLFNFileSpec ( $sPath )
| $sPath | The file name to be tested. |
| Success | 1 - The file exceeds the number of characters allowed by the 8.3 format. |
| 0 | Otherwise. |
| 失败: | 返回 0 并设置 @error 标志为非 0 值. |
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