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Name

memmove - copy memory area

Library

Standard C library ( libc ", " -lc )

Synopsis

#include <string.h> 
void *memmove(void " dest [. n "], const void " src [. n "], size_t  n );

Description

The memmove() function copies n bytes from memory area src to memory area dest. The memory areas may overlap: copying takes place as though the bytes in src are first copied into a temporary array that does not overlap src or dest, and the bytes are then copied from the temporary array to dest.

Return Value

The memmove() function returns a pointer to dest.

Attributes

For an explanation of the terms used in this section, see attributes(7). allbox; lbx lb lb T{ memmove()
InterfaceAttributeValue
T}Thread safetyMT-Safe

Standards

C11, POSIX.1-2008.

History

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

See Also

  1. bcopy(3),
  2. bstring(3),
  3. memccpy(3),
  4. memcpy(3),
  5. strcpy(3),
  6. strncpy(3),
  7. wmemmove(3)