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<A NAME="PetscMemmove"><H1>PetscMemmove</H1></A>
Copies n bytes, beginning at location b, to the space beginning at location a. Copying between regions that overlap will take place correctly.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscsys.h"
PetscErrorCode PetscMemmove(void *a,void *b,size_t n)
</PRE>
Not Collective
<P>
<H3><FONT COLOR="#CC3333">Input Parameters</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>b </B></TD><TD>- pointer to initial memory space
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>n </B></TD><TD>- length (in bytes) of space to copy
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#CC3333">Output Parameter</FONT></H3>
<DT><B>a </B> -pointer to copy space
<br>
<P>
<P>
<H3><FONT COLOR="#CC3333">Note</FONT></H3>
This routine is analogous to memmove().
<P>
Since b can overlap with a, b cannot be declared as const
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Sys/PetscMemcpy.html#PetscMemcpy">PetscMemcpy</A>()
<BR><P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>intermediate
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/sys/utils/memc.c.html#PetscMemmove">src/sys/utils/memc.c</A>
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