how to capture group within capture group?












0















for example, string:



bla bla bla (bla oops bla
bla bla bla
bla bla bla) bla oops
bla bla bla
oops bla (bla bla oops
bla)


how i can get 'oops' between brackets?
first, i get text between brackets:



(?<=()([wW]*?)(?=))


can i in the same regex capture group within capture group (find 'oops' within capture group)?










share|improve this question

























  • If you have PHP, ([^()]*Koops(?=[^()]*)). In .NET, (?<=([^()]*)oops(?=[^()]*)).

    – Wiktor Stribiżew
    Nov 27 '18 at 17:31













  • See stackoverflow.com/questions/23342679/…, too

    – Wiktor Stribiżew
    Nov 27 '18 at 17:34













  • Eventually, a lot depends on what you need to get in the end (usually, extract or replace).

    – Wiktor Stribiżew
    Nov 27 '18 at 17:46











  • What is the language?

    – JohnyL
    Nov 27 '18 at 19:58











  • @WiktorStribiżew thank you so much for php-regex!!!!!!!!! Now I understand how K works.

    – Alexander
    Nov 28 '18 at 4:28


















0















for example, string:



bla bla bla (bla oops bla
bla bla bla
bla bla bla) bla oops
bla bla bla
oops bla (bla bla oops
bla)


how i can get 'oops' between brackets?
first, i get text between brackets:



(?<=()([wW]*?)(?=))


can i in the same regex capture group within capture group (find 'oops' within capture group)?










share|improve this question

























  • If you have PHP, ([^()]*Koops(?=[^()]*)). In .NET, (?<=([^()]*)oops(?=[^()]*)).

    – Wiktor Stribiżew
    Nov 27 '18 at 17:31













  • See stackoverflow.com/questions/23342679/…, too

    – Wiktor Stribiżew
    Nov 27 '18 at 17:34













  • Eventually, a lot depends on what you need to get in the end (usually, extract or replace).

    – Wiktor Stribiżew
    Nov 27 '18 at 17:46











  • What is the language?

    – JohnyL
    Nov 27 '18 at 19:58











  • @WiktorStribiżew thank you so much for php-regex!!!!!!!!! Now I understand how K works.

    – Alexander
    Nov 28 '18 at 4:28
















0












0








0








for example, string:



bla bla bla (bla oops bla
bla bla bla
bla bla bla) bla oops
bla bla bla
oops bla (bla bla oops
bla)


how i can get 'oops' between brackets?
first, i get text between brackets:



(?<=()([wW]*?)(?=))


can i in the same regex capture group within capture group (find 'oops' within capture group)?










share|improve this question
















for example, string:



bla bla bla (bla oops bla
bla bla bla
bla bla bla) bla oops
bla bla bla
oops bla (bla bla oops
bla)


how i can get 'oops' between brackets?
first, i get text between brackets:



(?<=()([wW]*?)(?=))


can i in the same regex capture group within capture group (find 'oops' within capture group)?







regex pcre






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Nov 28 '18 at 8:17









Wiktor Stribiżew

321k16141223




321k16141223










asked Nov 27 '18 at 17:30









AlexanderAlexander

255




255













  • If you have PHP, ([^()]*Koops(?=[^()]*)). In .NET, (?<=([^()]*)oops(?=[^()]*)).

    – Wiktor Stribiżew
    Nov 27 '18 at 17:31













  • See stackoverflow.com/questions/23342679/…, too

    – Wiktor Stribiżew
    Nov 27 '18 at 17:34













  • Eventually, a lot depends on what you need to get in the end (usually, extract or replace).

    – Wiktor Stribiżew
    Nov 27 '18 at 17:46











  • What is the language?

    – JohnyL
    Nov 27 '18 at 19:58











  • @WiktorStribiżew thank you so much for php-regex!!!!!!!!! Now I understand how K works.

    – Alexander
    Nov 28 '18 at 4:28





















  • If you have PHP, ([^()]*Koops(?=[^()]*)). In .NET, (?<=([^()]*)oops(?=[^()]*)).

    – Wiktor Stribiżew
    Nov 27 '18 at 17:31













  • See stackoverflow.com/questions/23342679/…, too

    – Wiktor Stribiżew
    Nov 27 '18 at 17:34













  • Eventually, a lot depends on what you need to get in the end (usually, extract or replace).

    – Wiktor Stribiżew
    Nov 27 '18 at 17:46











  • What is the language?

    – JohnyL
    Nov 27 '18 at 19:58











  • @WiktorStribiżew thank you so much for php-regex!!!!!!!!! Now I understand how K works.

    – Alexander
    Nov 28 '18 at 4:28



















If you have PHP, ([^()]*Koops(?=[^()]*)). In .NET, (?<=([^()]*)oops(?=[^()]*)).

– Wiktor Stribiżew
Nov 27 '18 at 17:31







If you have PHP, ([^()]*Koops(?=[^()]*)). In .NET, (?<=([^()]*)oops(?=[^()]*)).

– Wiktor Stribiżew
Nov 27 '18 at 17:31















See stackoverflow.com/questions/23342679/…, too

– Wiktor Stribiżew
Nov 27 '18 at 17:34







See stackoverflow.com/questions/23342679/…, too

– Wiktor Stribiżew
Nov 27 '18 at 17:34















Eventually, a lot depends on what you need to get in the end (usually, extract or replace).

– Wiktor Stribiżew
Nov 27 '18 at 17:46





Eventually, a lot depends on what you need to get in the end (usually, extract or replace).

– Wiktor Stribiżew
Nov 27 '18 at 17:46













What is the language?

– JohnyL
Nov 27 '18 at 19:58





What is the language?

– JohnyL
Nov 27 '18 at 19:58













@WiktorStribiżew thank you so much for php-regex!!!!!!!!! Now I understand how K works.

– Alexander
Nov 28 '18 at 4:28







@WiktorStribiżew thank you so much for php-regex!!!!!!!!! Now I understand how K works.

– Alexander
Nov 28 '18 at 4:28














2 Answers
2






active

oldest

votes


















1














You may use



(?:G(?!A)|()[^()]*?Koops


Or, if you must check for the closing parentheses, add a lookahead at the end:



(?:G(?!A)|()[^()]*?Koops(?=[^()]*))


See the regex demo.



Details





  • (?:G(?!A)|() - ( or end of the previous match (G(?!A))


  • [^()]*? - any 0+ chars other than ( and )


  • K - match reset operator


  • oops - the word you need (wrap with b if you need a whole word match)


  • (?=[^()]*)) - a positive lookahead that requires 0+ chars other than ( and ) up to the first ) to appear immediately to the right of the current location.






share|improve this answer
























  • thank you very much. You made me study regular espressions in more detail. thanks again.

    – Alexander
    Nov 28 '18 at 8:39



















0














You can use the following regex:



(?<=()([wW]*?(oops)[wW]*?)(?=))


Basically it injects a Group looking for 'oops' then it doubles the '[wW]*?' matching both before and after the captured Group.



Now 'oops' will be in Group 2.






share|improve this answer























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    2 Answers
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    2 Answers
    2






    active

    oldest

    votes









    active

    oldest

    votes






    active

    oldest

    votes









    1














    You may use



    (?:G(?!A)|()[^()]*?Koops


    Or, if you must check for the closing parentheses, add a lookahead at the end:



    (?:G(?!A)|()[^()]*?Koops(?=[^()]*))


    See the regex demo.



    Details





    • (?:G(?!A)|() - ( or end of the previous match (G(?!A))


    • [^()]*? - any 0+ chars other than ( and )


    • K - match reset operator


    • oops - the word you need (wrap with b if you need a whole word match)


    • (?=[^()]*)) - a positive lookahead that requires 0+ chars other than ( and ) up to the first ) to appear immediately to the right of the current location.






    share|improve this answer
























    • thank you very much. You made me study regular espressions in more detail. thanks again.

      – Alexander
      Nov 28 '18 at 8:39
















    1














    You may use



    (?:G(?!A)|()[^()]*?Koops


    Or, if you must check for the closing parentheses, add a lookahead at the end:



    (?:G(?!A)|()[^()]*?Koops(?=[^()]*))


    See the regex demo.



    Details





    • (?:G(?!A)|() - ( or end of the previous match (G(?!A))


    • [^()]*? - any 0+ chars other than ( and )


    • K - match reset operator


    • oops - the word you need (wrap with b if you need a whole word match)


    • (?=[^()]*)) - a positive lookahead that requires 0+ chars other than ( and ) up to the first ) to appear immediately to the right of the current location.






    share|improve this answer
























    • thank you very much. You made me study regular espressions in more detail. thanks again.

      – Alexander
      Nov 28 '18 at 8:39














    1












    1








    1







    You may use



    (?:G(?!A)|()[^()]*?Koops


    Or, if you must check for the closing parentheses, add a lookahead at the end:



    (?:G(?!A)|()[^()]*?Koops(?=[^()]*))


    See the regex demo.



    Details





    • (?:G(?!A)|() - ( or end of the previous match (G(?!A))


    • [^()]*? - any 0+ chars other than ( and )


    • K - match reset operator


    • oops - the word you need (wrap with b if you need a whole word match)


    • (?=[^()]*)) - a positive lookahead that requires 0+ chars other than ( and ) up to the first ) to appear immediately to the right of the current location.






    share|improve this answer













    You may use



    (?:G(?!A)|()[^()]*?Koops


    Or, if you must check for the closing parentheses, add a lookahead at the end:



    (?:G(?!A)|()[^()]*?Koops(?=[^()]*))


    See the regex demo.



    Details





    • (?:G(?!A)|() - ( or end of the previous match (G(?!A))


    • [^()]*? - any 0+ chars other than ( and )


    • K - match reset operator


    • oops - the word you need (wrap with b if you need a whole word match)


    • (?=[^()]*)) - a positive lookahead that requires 0+ chars other than ( and ) up to the first ) to appear immediately to the right of the current location.







    share|improve this answer












    share|improve this answer



    share|improve this answer










    answered Nov 28 '18 at 8:15









    Wiktor StribiżewWiktor Stribiżew

    321k16141223




    321k16141223













    • thank you very much. You made me study regular espressions in more detail. thanks again.

      – Alexander
      Nov 28 '18 at 8:39



















    • thank you very much. You made me study regular espressions in more detail. thanks again.

      – Alexander
      Nov 28 '18 at 8:39

















    thank you very much. You made me study regular espressions in more detail. thanks again.

    – Alexander
    Nov 28 '18 at 8:39





    thank you very much. You made me study regular espressions in more detail. thanks again.

    – Alexander
    Nov 28 '18 at 8:39













    0














    You can use the following regex:



    (?<=()([wW]*?(oops)[wW]*?)(?=))


    Basically it injects a Group looking for 'oops' then it doubles the '[wW]*?' matching both before and after the captured Group.



    Now 'oops' will be in Group 2.






    share|improve this answer




























      0














      You can use the following regex:



      (?<=()([wW]*?(oops)[wW]*?)(?=))


      Basically it injects a Group looking for 'oops' then it doubles the '[wW]*?' matching both before and after the captured Group.



      Now 'oops' will be in Group 2.






      share|improve this answer


























        0












        0








        0







        You can use the following regex:



        (?<=()([wW]*?(oops)[wW]*?)(?=))


        Basically it injects a Group looking for 'oops' then it doubles the '[wW]*?' matching both before and after the captured Group.



        Now 'oops' will be in Group 2.






        share|improve this answer













        You can use the following regex:



        (?<=()([wW]*?(oops)[wW]*?)(?=))


        Basically it injects a Group looking for 'oops' then it doubles the '[wW]*?' matching both before and after the captured Group.



        Now 'oops' will be in Group 2.







        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Nov 27 '18 at 17:39









        Poul BakPoul Bak

        5,48831233




        5,48831233






























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