[Scilab-users] Matrix of characters conversion

Adrien Vogt-Schilb vogt at centre-cired.fr
Mon Oct 21 16:43:28 CEST 2013


Did you try fscanfMat? It could work


On 21/10/2013 10:30, Carrico, Paul wrote:
>
> Thanks
>
> It works for small matrix ... but troubles with huge ones .... L
>
> *De :*users [mailto:users-bounces at lists.scilab.org] *De la part de* 
> Serge Steer
> *Envoyé :* lundi 21 octobre 2013 16:20
> *À :* International users mailing list for Scilab.
> *Objet :* Re: [Scilab-users] Matrix of characters conversion
>
> You can use evstr for that
> example
> M=["1     2   5.54"
>         "3.45 8 -123"
>         "0           -432.512  -0.435"]
>
> -->evstr(M)
>  ans  =
>
>     1.      2.         5.54
>     3.45    8.       - 123.
>     0.    - 432.512  - 0.435
>
> Serge
>
> Le 21/10/2013 14:29, Carrico, Paul a écrit :
>
>     Dear All
>
>     How can I convert a matrix of characters into integers when the
>     separator has different number of spaces ?
>
>     The spaces come probably  from a printf format such as :
>      printf("%10d\n",var)
>
>     I 'm currently using*_csvTextScan_*  and I've some troubles/errors  with*_csvRead_*  ...
>
>     _Example_:
>
>     ! 300006     12799 24678     17504     21558    212801     24680
>     17508     21560 !
>
>     NB:
>
>     -I read first an ascii file
>
>     -I removed some specific lines directly in the matrix
>
>     -Then I'm trying to convert the matrix of characters into a matrix
>     of intergers
>
>     Thanks for any suggestion
>
>     Paul
>
>     #########################################
>
>     PATH_FILE=  get_absolute_file_path("lecture.sce");
>
>     FILE_NAME=  'topology_elem.rad';
>
>       
>
>     stacksize('max');
>
>     M=  mopen(PATH_FILE+  "/"  +  FILE_NAME,'r');
>
>     record=  mgetl(M);
>
>     [nl,nc]  =  size(record);
>
>       
>
>     nbre_elem=  (nl/  3);
>
>     Nodes_char(1:nbre_elem)  =  record(1:3:nl);
>
>       
>
>     /// convert/
>
>     Nodes=  csvTextScan(Nodes_char,"    ");/// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!/
>
>       
>
>     mclose(M)
>
>     --------------------------------------------------------------------------------
>
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-- 
Adrien Vogt-Schilb
PhD Student (Cired) and Consultant (The World Bank)
1 202 473 79 80

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