vsnprintf(3p)

vsnprintf3p

Format output of a stdarg argument list

Usage

#include <stdarg.h>
#include <stdio.h>

int vsnprintf(char *restrict s, size_t n,
const char *restrict format, va_list ap); int vsprintf(char *restrict s, const char *restrict format,
va_list ap);

Prolog

This manual page is part of the POSIX Programmer's Manual. The Linux implementation of this interface may differ (consult the corresponding Linux manual page for details of Linux behavior), or the interface may not be implemented on Linux.

Overview

Refer to vfprintf().

From man-pages 6.19-1 in Arch Linux 2026-11-01. Parsed by carta from the page's man source.