How would I print the date and time for the purposes of the build. Ie: When the console for my application starts up I want to do this:
Binary Build date: 03/03/2009 @ 10:00AM
I think this would be a super useful function for all applications to have behind the scenes for programmers, especially in a team environment.
Is there a simple way to do this using Visual Studio 2008 in C++. Thanks.
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You can use the macros
__TIME__and__DATE__. Note the double underscores. These are unrolled at compile time and hence you will get the last compile time saved in your file(s). -
One way of doing this would be using the built-in
__DATE__and__TIME__macros. From MSDN (for VS 2005):__DATE__: The compilation date of the current source file. The date is a string literal of the form Mmm dd yyyy. The month name Mmm is the same as for dates generated by the library function asctime declared in TIME.H.__TIME__: The most recent compilation time of the current source file. The time is a string literal of the form hh:mm:ss. -
Use preprocessor's
__DATE__and__TIME__.printf("Binary build date: %s @ %s\n", __DATE__, __TIME__);For making sure that cpp file that contains this code is really compiled, I use touch-utility for file as a pre-build step: touch file.cpp
Touch.bat:
@copy nul: /b +%1 tmp.$$$ @move tmp.$$$ %1 -
Note that the time and date macros only work as desired if the particular file containing them is guaranteed to be compiled during every build.
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Simple way to print date and time in VS VC++
System::DateTime::NowThis will print current Date and Time in the format 5/27/2009 2:41:56 PM
Brock Woolf : maybe you should actually read the question and not just the question's title
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