Arguments

 

wcs

   A pointer to the resultant wide-character string.
 

maxsize

   The maximum number of wide characters to be stored in the
   resultant string.
 

format

   A pointer to the string that controls the format of the output
   string. For the XPG4 interface, this argument is a pointer to
   a constant character string. For the ISO C interface, it is a
   pointer to a constant wide-character string.
 

timeptr

   A pointer to the local time structure. The tm structure is
   defined in the <time.h> header file.