函数简介 函数功能：把格式化的数据写入某个字符串
头文件：
函数原型：int sprintf( char *buffer, const char *format [, argument] … );
返回值：字符串长度（strlen）
相关函数：[1]
int sprintf_s(
char *buffer,
size_t sizeOfBuffer,
const char *format [,
argument] ...
);
int _sprintf_s_l(
char *buffer,
size_t sizeOfBuffer,
const char *format,
locale_t locale [,
argument] ...
);
int swprintf_s(
wchar_t *buffer,
size_t sizeOfBuffer,
const wchar_t *format [,
argument]...
);
int _swprintf_s_l(
wchar_t *buffer,
size_t sizeOfBuffer,
const wchar_t *format,
locale_t locale [,
argument]…
);
template
int sprintf_s(
char (&buffer)[size],
const char *format [,
argument] ...
); // C++ only
template
int swprintf_s(
wchar_t (&buffer)[size],
const wchar_t *format [,
argument]...
); // C++ only
