Hi Christian,
your code is correct for gcc. For other compilers it will not be compiled.
Victor
cstrato@EUnet.at wrote:
>
> Dear Rooters
>
> In the CINT documentation there is the following statement:
> + constness of array dimension
> Variable dimension is not allowed in C/C++. Cint has special
> capability to
> allow it only in interactive command and '{ ... }' style macro.
>
> void f() {
> int n=5;
> float a[n]; // this is error now
> }
>
> Now I have the following compiled code which seems to work very well:
> void MyClass::Calculate(Int_t size) // size >= 1000
> {
> Int_t len[size];
> for (i=0; i< size; i++) {
> len[i] = a_number;
> }//for_i
> }
>
> Now my questions:
> 1, Is my code correct or do I have to use ?Int_t *len = new
> Int_t[size]??
> 2, If this is an error, why can I compile the code without problems?
>
> My system: root3.00/06 on LinuxPPC
>
> Thank you in advance
> Best regards
> Christian
>
> ----------------------------------
> C.h.r.i.s.t.i.a.n S.t.r.a.t.o.w.a
> V.i.e.n.n.a. A.U.S.T.R.I.A
> e-mail: cstrato@EUnet.at
--
Victor M. Perevoztchikov perev@bnl.gov perev@vxcern.cern.ch
Brookhaven National Laboratory MS 510A PO Box 5000 Upton NY 11973-5000
tel office : 631-344-7894; fax 631-344-4206; home 631-345-2690
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