RegEx Help needed:Extract parameters from urls

[mlauber71]

I came up with this idea, split the columns and the ones that do split are the ones you want. I tried it with the RegEx Filter and Documents but the filter does not work the way I would expect it to work.

You could skip the Strings to Documents part.

Regex for data transformation

you could convert the string to a document and use RegEx Filter like @SimonS suggested. In your case a Rule engine might also work but using Documents gives you access to more functions. The comparison between the documents is maybe not the most elegant way. Someone with more experience in Text processing might suggest another approach. And I always found the site https://regex101.com quite useful to test regular expressions. Sometimes you would have to also test a few strange cases that might…

kn_example_regex_url_part.knwf (24.9 KB)