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Reports warnings to an output device, such as the debugger window, according to the indicated flags and levels. Included for backward compatibility.

ATLTRACE( exp ); 
   DWORD category, 
   UINT level, 
   LPCSTR lpszFormat, 

[in] The string and variables to send to the Visual C++ output window or any application that traps these messages.


[in] Type of event or method on which to report. See the Remarks for a list of categories.


[in] The level of tracing to report. See the Remarks for details.


[in] The formatted string to send to the dump device.

See ATLTRACE2 for a description of ATLTRACE. ATLTRACE and ATLTRACE2 have the same behavior, ATLTRACE is included for backward compatibility.

Header: atltrace.h

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