Re: global variables

[Christoph Dalitz]

On Mon, 24 May 2004 08:09:58 -0500
"Dan Eriksson" <address@hidden> wrote:
>
> I have version 2.1.50 and can't bring global variables into functions. This 
> is what I get:
> 
> global x = 1
> isglobal("x")
> ans = 1
> 
> function test
> isglobal("x")
> y=x+1
> endfunction
> 
Declare x in the function as global too. There is another trap concerning the
initialization of global variables: the assignment only works in the first 
global
declaration, so that it is safer to set your variable x with

        global x
        x = 1

Christoph



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