NAME

memset – fill memory with a constant byte  

SYNOPSIS

#include <string.h>

void *memset(void *s, int c, size_t n);
 

DESCRIPTION

The memset() function fills the first n bytes of the memory area pointed to by s with the constant byte c.  

RETURN VALUE

The memset() function returns a pointer to the memory area s.  

ATTRIBUTES

 

Multithreading (see pthreads(7))

The memset() function is thread-safe.  

CONFORMING TO

SVr4, 4.3BSD, C89, C99, POSIX.1-2001.  

COLOPHON

This page is part of release 3.74 of the Linux man-pages project. A description of the project, information about reporting bugs, and the latest version of this page, can be found at http://www.kernel.org/doc/man-pages/.

Willie has over 15 years of experience in Linux system administration and DevOps. After managing infrastructure for startups and enterprises alike, he founded Command Linux to share the practical knowledge he wished he had when starting out. He oversees content strategy and contributes guides on server management, automation, and security.