3.127 memcpy

Function

Copy a memory area.

Header

string.h

Declaration

void* __fastcall__ memcpy (void* dest, const void* src, size_t count);

Description

memcpy copies count bytes from the memory area pointed to by src into the memory area pointed to by dest. It returns dest.

Limits

• The result is undefined if the memory areas do overlap. Use memmove to copy overlapping memory areas.
• The function is only available as fastcall function, so it may only be used in presence of a prototype.

Availability

ISO 9899

See also

_swap, memmove, memset

Example

None.