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Look at the names of some functions defined in the windows.h header files:

They all end with the capital letter A. What does it stand for?

Also some of the functions like these:

These end with the letter W. What does that stand for?

sanitizedUser
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    hi interesting, this might be of interest not sure https://stackoverflow.com/questions/30699776/whats-the-difference-between-these-windows-api-signatures-in-delphi – IronMan May 28 '20 at 20:47
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    It stands for ANSI – M.M May 28 '20 at 20:48
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    "ASCII" vs. "Wide Characters"? – tadman May 28 '20 at 20:48
  • @IronMan Yeah, now I get it. The linked question was not easy to find in preemptive search. Thank you. – sanitizedUser May 28 '20 at 20:50
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    There are Unicode and ANSI versions of WinAPi functions. This MSDN [article](https://learn.microsoft.com/en-us/windows/win32/intl/unicode-in-the-windows-api) describes the details. – Ron May 28 '20 at 20:51

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