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#include <stdio.h> #include <stdarg.h> int vsprintf(char *buffer, const char *format, va_list arguments); |
Sends formatted output from the arguments to the buffer. See section printf. See section vfprintf.
To avoid buffer overruns, it is safer to use vsnprintf()
(see section vsnprintf).
The number of characters written.
ANSI/ISO C | C89; C99 |
POSIX | 1003.2-1992; 1003.1-2001 |