To regex gurus, why do the following expressions differ(PCRE)? /demo(?:/(.))?$ /demo(?:/)(.)?$ I can't

Question

Devs Chat

🍋

To regex gurus, why do the following expressions differ(PCRE)? /demo(?:/(.))?$ /demo(?:/)(.)?$ I can't

make sense of what's happening

#english #programming

0

27.09.2021

7 ответов

6 просмотров

🍋 Автор вопроса

A* Ulven
have you tried regexr.com ?

yes. The only difference with tests is where the nested one is able to match /demo That doesn't makes a lot of sense to me. Unless the nesting is equivalent to: /demo(?:/)?(.*)?$

0

27.09.2021

⟨ Simon | Schürrle ⟩

🍋
yes. The only difference with tests is where the ...

pretty sure that's the case

0

27.09.2021

A* Ulven

🍋
yes. The only difference with tests is where the ...

I mean regexr specifically gives you a breakdown of every character as an explanation

0

27.09.2021

Akshit

A* Ulven
I mean regexr specifically gives you a breakdown o...

regex101 does too

0

27.09.2021

A* Ulven

Akshit
regex101 does too

I know. I’m saying that regexr can help troubleshoot this

0

27.09.2021

🍋 Автор вопроса

A* Ulven
I know. I’m saying that regexr can help troublesho...

funny thing: it was of no help

0

27.09.2021

A* Ulven · Accepted Answer

A* Ulven

have you tried regexr.com ?

0

27.09.2021

169 похожих чатов

To regex gurus, why do the following expressions differ(PCRE)? /demo(?:/(.))?$ /demo(?:/)(.)?$ I can't

7 ответов

Похожие вопросы

169 похожих чатов

To regex gurus, why do the following expressions differ(PCRE)? /demo(?:/(.*))?$ /demo(?:/)(.*)?$ I can't

7 ответов

Похожие вопросы

To regex gurus, why do the following expressions differ(PCRE)? /demo(?:/(.))?$ /demo(?:/)(.)?$ I can't