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NAME | SYNOPSIS | DESCRIPTION | RETURN VALUE | ATTRIBUTES | CONFORMING TO | SEE ALSO | COLOPHON |
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MEMSET(3) Linux Programmer's Manual MEMSET(3)
memset - fill memory with a constant byte
#include <string.h>
void *memset(void *s, int c, size_t n);
The memset() function fills the first n bytes of the memory area
pointed to by s with the constant byte c.
The memset() function returns a pointer to the memory area s.
For an explanation of the terms used in this section, see
attributes(7).
┌──────────────────────────────────────┬───────────────┬─────────┐
│Interface │ Attribute │ Value │
├──────────────────────────────────────┼───────────────┼─────────┤
│memset() │ Thread safety │ MT-Safe │
└──────────────────────────────────────┴───────────────┴─────────┘
POSIX.1-2001, POSIX.1-2008, C89, C99, SVr4, 4.3BSD.
bstring(3), bzero(3), swab(3), wmemset(3)
This page is part of release 5.13 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
https://www.kernel.org/doc/man-pages/.
GNU 2021-03-22 MEMSET(3)
Pages that refer to this page: mount_setattr(2), openat2(2), set_thread_area(2), bstring(3), bzero(3), wmemset(3), aio(7), feature_test_macros(7), signal-safety(7), system_data_types(7)
Copyright and license for this manual page
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