Split by null

Ali Lloyd ali at runrev.com
Thu Jul 23 17:47:37 CEST 2015


Moreover, that example succeeds in LC 7!

On Thu, Jul 23, 2015 at 4:04 PM Paul Dupuis <paul at researchware.com> wrote:

> On 7/23/2015 1:11 AM, Peter Bogdanoff wrote:
> > A heads up:
> >
> >       split tText by cr and null
> >
> > works differently in LiveCode 7 than it did in LC 6. The cr parameter is
> OK, but the null adds another cr when this expression is used in LC 7.
>
> I am trying to understand what the intent is/was of using "and null" as
> it seems to be functionally irrelevant in the example stack. i.e. 'split
> tText by cr' and 'split tText by cr and null' produce identical results
> in LC6
>
> the 'and null' would only be relevant in the split command if you had
> array keys separated from array values by nulls in your data (example
> below) and using a null as a delimiter seem odd
>
> put "A"&null&"apple"&cr&"B&null&"bottle"&cr&"C"&null"&"cradle"&cr into
> myVariable
> split myVariable by cr and null
>
> to presumably get
> array[ A ]=apple
> array[ B ]=bottle
> array[ C ]=cradle
>
> However, the statements above fail in Livecode 6 in that the output you
> get is:
> array[ 1 ]=A apple
> array[ 2 ]=B bottle
> array[ 3 ]=C cradle
> where the "white space" between A and apple is a null, split fails to do
> anything with a null delimiter in LC6 (tested in LC6.7.5)
>
> For data that is just:
> Line 1
> Line 2
> Line 3
> the proper syntax seems like it should just be 'split tText by cr'
>
>
>
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