use of regular expressions on Textpad
Autor de la hebra: Angel Llacuna

Angel Llacuna  Identity Verified
España
Local time: 05:04
inglés al español
May 23, 2018

How can I specify a regular expression on Texpad that searches for the second occurrence of a tab character on each row of a plain text file ?

 

Endre Both  Identity Verified
Alemania
Local time: 05:04
Miembro 2002
inglés al alemán
Test this May 23, 2018

Never heard of Texpad before and didn't find information on the regex flavour it uses, but you could try something like this:

^[^\t]*\t[^\t]*\t

This is predicated on the regex engine representing tabs as \t and allowing for excluding character ranges, e.g. [^\t] meaning any character except tab.

Also, it matches the entire row up to the second tab; if you need only the tab matched, it will get a tad more complicated as you need to look into whether the rege
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Never heard of Texpad before and didn't find information on the regex flavour it uses, but you could try something like this:

^[^\t]*\t[^\t]*\t

This is predicated on the regex engine representing tabs as \t and allowing for excluding character ranges, e.g. [^\t] meaning any character except tab.

Also, it matches the entire row up to the second tab; if you need only the tab matched, it will get a tad more complicated as you need to look into whether the regex engine supports lookbehind (= checking the environment to the left of a potential match, in this case the tab).
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Olaf Schutze (X)  Identity Verified
Vietnam
inglés al alemán
+ ...
try Feb 18, 2019

Angel Llacuna wrote:


How can I specify a regular expression on Texpad that searches for the second occurrence of a tab character on each row of a plain text file ?


^[^\t]*(\t{1}).*$ // the first
^[^\t]*(\t{2}).*$ //the second


 


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use of regular expressions on Textpad

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