am I regexing by mistake?

David V Glasgow dvglasgow at gmail.com
Fri Aug 31 10:53:06 EDT 2018


Ah!  So its just a wildcard!  Brilliant.  Why didn’t I think of that?

 I was wrongly barking up the Regex tree, and making things more complicated than needed.

Thank you Brian.

Cheers

David G

> On 31 Aug 2018, at 3:35 pm, Brian Milby via use-livecode <use-livecode at lists.runrev.com> wrote:
> 
> Need to put question mark in brackets “[?]” when using wildcard filters if you want to match a literal question mark. Otherwise it signifies a single character match to anything.
> 
> Thanks,
> Brian
> On Aug 31, 2018, 9:12 AM -0500, David V Glasgow via use-livecode <use-livecode at lists.runrev.com>, wrote:
>> Hello, folks.
>> 
>> I am undertaking keyword searches of chat logs. The keywords are stored as themed lists in fields.
>> 
>> One of the things I am interested in is finding lines where one contributor asks another about where they live, shop, go to school etc etc. So, (among other phrases) I filter for lines in the text containing the acronym “ asl ” (nowhere are quotes actually included in fields or variables, they’re just in this mail). I pad with spaces so as not to find “asleep”. I also want to find “asl?”
>> 
>> So I repeat through lines of the keyword field “location"
>> 
>> Filter lines of tsource with tpattern
>> 
>> … which works for everything except fails to match “asl?”. It occurred to me that perhaps the question mark is being interpreted as a regex symbol, so I tried changing the line in the field to read “ asl/?”, but that doesn’t find the “asl?” that I can see in the third line of the text to be searched….
>> 
>> 
>> shadownave (09/16/14 1:44:58 AM): hey care to chat
>> shadownave (09/16/14 1:45:09 AM): hey care to chat
>> what_sez_moo (09/16/14 1:45:18 AM): sure asl?
>> what_sez_moo (09/16/14 1:45:52 AM): 13 / F / Ashton here
>> shadownave (09/16/14 1:51:00 AM): 25/m/Derby
>> shadownave (09/16/14 1:51:03 AM): how r u tonight
>> what_sez_moo (09/16/14 1:51:16 AM): bored.
>> 
>> 
>> What am I doing wrong? Is this something to do with regex?
>> 
>> Oh yes, and I thought there might be invisible characters messing things up, so I exported source text as plain text from BBedit, with no improvement.
>> 
>> best wishes
>> 
>> David Glasgow
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