Description: Delphi change file extensions and save, for example, the code in the default file extension for ICO, the program will read BMP, demonstrates how to intercept the file extension and modify the extension after the save file attributes.
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更改文件的扩展名\Project1.dpr
................\Thumbs.db
................\Unit1.dcu
................\Unit1.dfm
................\Unit1.pas
................\WMPTOUR.BMP
................\WMPTOUR.ICO
更改文件的扩展名