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Re: output variables from functions
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From: |
Francesco Potorti` |
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Subject: |
Re: output variables from functions |
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Date: |
Mon, 30 Mar 2009 13:20:45 +0200 |
>I've tried this many times, but then when I try to use this variable
>somewhere else in the script I just get an error message saying that it
>is unassigned? How can this be?
You need to write
global ca
inside a function in order to be able to use the global variable ca
inside that function.
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