求API或實現的思路！
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试一下这个:
- C/C++ code
1,定义扩展函数:Function ulong MoveFile(ref string lpExistingFileName,ref string lpNewFileName) LIBRARY "kernel32.dll" ALIAS FOR "MoveFileA"2,引用:string o,no = 'c:\KwDownload\aa.xls'n = 'c:\KwDownload\b.xls1'movefile(o,n)