VC编写的DLL中函数声明:
int SearchDatabaseWithIDReturned(unsigned char buf[]);
int SearchDatabaseWithIDReturned(int *Len);
int SearchDatabaseWithIDReturned(unsigned char *buf);
int SearchDatabaseWithIDReturned(char buf);
请问这些函数在VB中怎么声明呀!
int SearchDatabaseWithIDReturned(unsigned char buf[]);
int SearchDatabaseWithIDReturned(int *Len);
int SearchDatabaseWithIDReturned(unsigned char *buf);
int SearchDatabaseWithIDReturned(char buf);
请问这些函数在VB中怎么声明呀!
int SearchDatabaseWithIDReturned(char *buf);
int SearchDatabaseWithIDReturned(unsigned char buf[]);
int SearchDatabaseWithIDReturned(int *Len);
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Public Function SearchDatabaseWithIDReturned(buf() As String) As Long
Public Function SearchDatabaseWithIDReturned(ByRef Len As Long) As Long
int SearchDatabaseWithIDReturned(int *Len);
int SearchDatabaseWithIDReturned(unsigned char *buf);
int SearchDatabaseWithIDReturned(char buf);
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Public Function SearchDatabaseWithIDReturned(byval buf() As byte) As Long
Public Function SearchDatabaseWithIDReturned(Byval Len As Long) As Long
Public Function SearchDatabaseWithIDReturned(Byval buf As byte) As Long
Public Function SearchDatabaseWithIDReturned(Byref buf As string) As Long
Public Function SearchDatabaseWithIDReturned(Byval Len As Long) As Long
Public Function SearchDatabaseWithIDReturned(Byval buf As byte) As Long
Public Function SearchDatabaseWithIDReturned(Byref buf As string) As Long
Public Function SearchDatabaseWithIDReturned(Byref bufptr As long) As Long
调用的时候用VarPtr(buf(0))传参
int SearchDatabaseWithIDReturned(int *Len);
int SearchDatabaseWithIDReturned(unsigned char *buf);
int SearchDatabaseWithIDReturned(char buf);
int SearchDatabaseWithIDReturned(char *buf);Public Function SearchDatabaseWithIDReturned Lib "vc.dll" (Byref buf As Byte) As Long
Public Function SearchDatabaseWithIDReturned Lib "vc.dll" (Byref Length As Long) As Long
Public Function SearchDatabaseWithIDReturned Lib "vc.dll" (Byref buf As Byte) As Long
Public Function SearchDatabaseWithIDReturned Lib "vc.dll" (Byval buf As Byte) As Long
Public Function SearchDatabaseWithIDReturned Lib "vc.dll" (Byref buf As Byte) As Long凡是字符指针参数,也可以声明成 Byval buf As String,但在中文系统中,必须仅传送可打印字符。