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Subject: Re: String filtering
From: David Trudgett <wpower@zeta.org.au.nospamplease> 
Organization: Very little? 
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Date: Tue, 27 Sep 2005 21:22:03 +1000
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Date: 2005-09-27T21:22:03+10:00
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"Martin Dowie" <martin.dowie@baesystems.com> writes:

> Dmitry A. Kazakov wrote:
> [snip]
>> with Strings.Maps.Constants;
>> use  Strings.Maps.Constants;
>>
>> -- use defined there Alphanumeric_Set
>
> Nope - that's not what the OP has defined - he wants the ASCII subset of
> Alphanumeric_Set (no accents, etc).

You're right! I couldn't find what Ada's definition of "alphanumeric"
actually was, so I hoped it was the same as mine! Looks like it's back
to the original solution.

>
>
>
> [snip]
>>>        New_Str := To_Unbounded_String("");
>>
>> No need for that, it is initially an empty string.
>
> Nope - it's an uninitialized string. But I agree that it you've already
> determined the size then there is no need for this as each character in
> New_Str will be certain to be filled.

Yeah, except I couldn't use "append" then. What would I use instead?

Thanks

David


-- 

David Trudgett
http://www.zeta.org.au/~wpower/

Capitalism is about sharing things in the same way that
Tug-Of-War is about sharing the rope.