vsprintf

Print formatted data to a string.

int vsprintf (char * string, char * format, va_list arguments);

Required Header
<stdio.h>

Return Value

This function returns the number of characters printed to the string. -1 indicates an error.

Parameters

string

  A pointer to the string result

format

  The format control string

arguments

  Optional arguments pointer

Remarks

The vsprintf function prints formatted data to the string based on the same rules of the printf function, using the optional arguments as specified by the format string.

Stream I/O Routines

See Also    fprintf, fread, fscanf, fwrite, printf, _snprintf, sprintf vfprintf, vfscanf, vprintf, _vsnprintf