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# Re: [femm] question about makeplot()

- To: femm@yahoogroups.com
- Subject: Re: [femm] question about makeplot()
- From: Keith Gregory <k.gregory@lboro.ac.uk>
- Date: Wed, 19 Mar 2003 20:50:15 +0000
- In-reply-to: <20030318074513.57624.qmail@web14913.mail.yahoo.com>
- References: <b55ilf+8gu9@eGroups.com>

`I may be missing something here but wouldn't it be easier just to write the second lot of data to a different file?`
`Keith.`
`At 23:45 17/03/2003 -0800, you wrote:`

>     Hi
>     You can use the way, you use a temp file for
>     makeplot() and after that you can copy content of the
>     file to another file, which will colected all the
>     data.

>     The makeplot() put data to temp.txt. After each
>     calling makeplot() put few lines for copy to the file
>     result.txt

>     handle1 = openfile("results.txt","a")
>     handle2 = openfile("temp.txt","r")
>     -- reads the whole file
>     x = read(handle2,"*a")
>     write(handle1,x)
>     closefile(handle1)
>     closefile(handle2)

>     Or you can make also you own function and to call
>     instead of the makeplot() the makeplotadd()

>     function makeplotadd(a, b, c, d)
>     makeplot(a,b,"temp.txt",d);
>     handle1 = openfile(c,"a")
>     handle2 = openfile("temp.txt","r")
>     x = read(handle2,"*a")
>     write(handle1,x)
>     closefile(handle1)
>     closefile(handle2)

> `end`
> `Bye`
> `Jiri Vecerka`

>     --- physiker11 <webmaster@dccstudios.com> wrote:
>     > it seems that this command doesn't need openfile()
>     > to be able to
>     > write to a file, but at the same time it doesn't
>     > seem like i can set
>     > the write type (ie. overwrite, append)
>     >
>     > Every time i call this function it overwrites the
>     > previous
>     > information. Is there a simple way around this?
>     >
>     > ie. the first data set is overwritten by the 2nd.
>     >
>     > clearcontour()
>     > addcontour(0,27.5)
>     > addcontour(0,-27.5)
>     > makeplot(4,1000,"helmholtz_results.txt",0)
>     > clearcontour()
>     > addcontour(0,0)
>     > addcontour(40,0)
>     > makeplot(4,1000,"helmholtz_results.txt",0)
>     >
>     >
>     > Cheers
>     >
>     >
>     >

>     __________________________________________________
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- References:
  - question about makeplot()
    - From: "physiker11" <webmaster@dccstudios.com>
  - Re: [femm] question about makeplot()
    - From: Jiri Vecerka <vecerkaj@yahoo.com>

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