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Re: accessing heap variable elements [message #25062 is a reply to message #25061]

Sat, 12 May 2001 10:28

Ken Mankoff
Messages: 158
Registered: February 2000

Senior Member

On Sat, 12 May 2001, Jared Crossley wrote:

> Can any one explain this to me?
> ------------------------------------
> IDL> a=ptr_new( lonarr(2) )
> IDL> help, a
> A POINTER = <PtrHeapVar2229>
> IDL> help, *a
> <PtrHeapVar2229>
> LONG = Array[2]
> IDL> help, *a[0]
> <PtrHeapVar2229>
> LONG = Array[2]
> IDL> help, *a[1]
> % Attempt to subscript A with <INT ( 1)> is out of range.
> ------------------------------------
> I would expect that *a[0] and *a[1] would be long integers. How do I
> access the elements in the long integer array heap variable?
>
> Thanks, Jared

Hi Jared,

last line should be (*a)[0]

-k.

--
Ken Mankoff
LASP://303.492.3264
http://lasp.colorado.edu/~mankoff/

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		Re: accessing heap variable elements By: Ken Mankoff on Sat, 12 May 2001 10:42
		Re: accessing heap variable elements By: Ken Mankoff on Sat, 12 May 2001 10:28

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