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Sort by contiguous digits as a single number


Sort by regular expressionsTrying to sort on two fields, second then firstsort CSV by number of column in rows?Strange default sort behaviourHow to format floating point number with exactly 2 significant digits in bash?command substitution inside awkvalidate file content with bash Regular Expressions






.everyoneloves__top-leaderboard:empty,.everyoneloves__mid-leaderboard:empty,.everyoneloves__bot-mid-leaderboard:empty margin-bottom:0;








2















A command outputs this:



file_0
file_1
file_10
file_11
file_12
file_13
file_14
file_15
file_2
file_3
file_4
file_5
file_6
file_7
file_8
file_9


How can I use awk or some other posix tool to actually sort it by the contiguous digits as a single number:



file_0
file_1
file_2
file_3
file_4
file_5
file_6
file_7
file_8
file_9
file_10
file_11
file_12
file_13
file_14
file_15


In general it should also work in case the digits is inside the file name, e.g.:



file_0.txt
file_1.txt
file_10.txt
file_11.txt
file_12.txt
file_13.txt
file_14.txt
file_15.txt
file_2.txt
file_3.txt
file_4.txt
file_5.txt
file_6.txt
file_7.txt
file_8.txt
file_9.txt









share|improve this question
























  • it's not in posix sort but both GNU and FreeBSD's sort support the -V or --version-sort option, which is a "natural sort" of numbers embedded within text.

    – cas
    1 hour ago

















2















A command outputs this:



file_0
file_1
file_10
file_11
file_12
file_13
file_14
file_15
file_2
file_3
file_4
file_5
file_6
file_7
file_8
file_9


How can I use awk or some other posix tool to actually sort it by the contiguous digits as a single number:



file_0
file_1
file_2
file_3
file_4
file_5
file_6
file_7
file_8
file_9
file_10
file_11
file_12
file_13
file_14
file_15


In general it should also work in case the digits is inside the file name, e.g.:



file_0.txt
file_1.txt
file_10.txt
file_11.txt
file_12.txt
file_13.txt
file_14.txt
file_15.txt
file_2.txt
file_3.txt
file_4.txt
file_5.txt
file_6.txt
file_7.txt
file_8.txt
file_9.txt









share|improve this question
























  • it's not in posix sort but both GNU and FreeBSD's sort support the -V or --version-sort option, which is a "natural sort" of numbers embedded within text.

    – cas
    1 hour ago













2












2








2








A command outputs this:



file_0
file_1
file_10
file_11
file_12
file_13
file_14
file_15
file_2
file_3
file_4
file_5
file_6
file_7
file_8
file_9


How can I use awk or some other posix tool to actually sort it by the contiguous digits as a single number:



file_0
file_1
file_2
file_3
file_4
file_5
file_6
file_7
file_8
file_9
file_10
file_11
file_12
file_13
file_14
file_15


In general it should also work in case the digits is inside the file name, e.g.:



file_0.txt
file_1.txt
file_10.txt
file_11.txt
file_12.txt
file_13.txt
file_14.txt
file_15.txt
file_2.txt
file_3.txt
file_4.txt
file_5.txt
file_6.txt
file_7.txt
file_8.txt
file_9.txt









share|improve this question














A command outputs this:



file_0
file_1
file_10
file_11
file_12
file_13
file_14
file_15
file_2
file_3
file_4
file_5
file_6
file_7
file_8
file_9


How can I use awk or some other posix tool to actually sort it by the contiguous digits as a single number:



file_0
file_1
file_2
file_3
file_4
file_5
file_6
file_7
file_8
file_9
file_10
file_11
file_12
file_13
file_14
file_15


In general it should also work in case the digits is inside the file name, e.g.:



file_0.txt
file_1.txt
file_10.txt
file_11.txt
file_12.txt
file_13.txt
file_14.txt
file_15.txt
file_2.txt
file_3.txt
file_4.txt
file_5.txt
file_6.txt
file_7.txt
file_8.txt
file_9.txt






awk sed sort






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked 8 hours ago









jsbjsb

235 bronze badges




235 bronze badges















  • it's not in posix sort but both GNU and FreeBSD's sort support the -V or --version-sort option, which is a "natural sort" of numbers embedded within text.

    – cas
    1 hour ago

















  • it's not in posix sort but both GNU and FreeBSD's sort support the -V or --version-sort option, which is a "natural sort" of numbers embedded within text.

    – cas
    1 hour ago
















it's not in posix sort but both GNU and FreeBSD's sort support the -V or --version-sort option, which is a "natural sort" of numbers embedded within text.

– cas
1 hour ago





it's not in posix sort but both GNU and FreeBSD's sort support the -V or --version-sort option, which is a "natural sort" of numbers embedded within text.

– cas
1 hour ago










3 Answers
3






active

oldest

votes


















3
















sort -nt '_' -k2 


Output:



file_0
file_1
file_2
file_3
file_4
file_5
file_6
file_7
file_8
file_9
file_10
file_11
file_12
file_13
file_14
file_15


or:



file_0.txt
file_1.txt
file_2.txt
file_3.txt
file_4.txt
file_5.txt
file_6.txt
file_7.txt
file_8.txt
file_9.txt
file_10.txt
file_11.txt
file_12.txt
file_13.txt
file_14.txt
file_15.txt


Tested with FreeBSD and GNU coreutils implementations of sort but
would not work with busybox implementation. All options used are
specified by
POSIX.






share|improve this answer

























  • I see that option in the man page now! It was not clear at all to me at first.

    – jsb
    8 hours ago


















2
















Please try this:



output | awk 'print gensub("[^0-9]*","","g") " " $0 ' | sort -n | awk '$1=""; print $0' | sed 's/^ //g'


This isn't the most elegant solution but it works.






share|improve this answer
































    1
















    The answer(one of them, I'm sure) is:



    sort -t _ -k 2 -g [filename with names+numbers or piped from another command with | - both situations will work ]





    share|improve this answer



























      Your Answer








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      3 Answers
      3






      active

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      3 Answers
      3






      active

      oldest

      votes









      active

      oldest

      votes






      active

      oldest

      votes









      3
















      sort -nt '_' -k2 


      Output:



      file_0
      file_1
      file_2
      file_3
      file_4
      file_5
      file_6
      file_7
      file_8
      file_9
      file_10
      file_11
      file_12
      file_13
      file_14
      file_15


      or:



      file_0.txt
      file_1.txt
      file_2.txt
      file_3.txt
      file_4.txt
      file_5.txt
      file_6.txt
      file_7.txt
      file_8.txt
      file_9.txt
      file_10.txt
      file_11.txt
      file_12.txt
      file_13.txt
      file_14.txt
      file_15.txt


      Tested with FreeBSD and GNU coreutils implementations of sort but
      would not work with busybox implementation. All options used are
      specified by
      POSIX.






      share|improve this answer

























      • I see that option in the man page now! It was not clear at all to me at first.

        – jsb
        8 hours ago















      3
















      sort -nt '_' -k2 


      Output:



      file_0
      file_1
      file_2
      file_3
      file_4
      file_5
      file_6
      file_7
      file_8
      file_9
      file_10
      file_11
      file_12
      file_13
      file_14
      file_15


      or:



      file_0.txt
      file_1.txt
      file_2.txt
      file_3.txt
      file_4.txt
      file_5.txt
      file_6.txt
      file_7.txt
      file_8.txt
      file_9.txt
      file_10.txt
      file_11.txt
      file_12.txt
      file_13.txt
      file_14.txt
      file_15.txt


      Tested with FreeBSD and GNU coreutils implementations of sort but
      would not work with busybox implementation. All options used are
      specified by
      POSIX.






      share|improve this answer

























      • I see that option in the man page now! It was not clear at all to me at first.

        – jsb
        8 hours ago













      3














      3










      3









      sort -nt '_' -k2 


      Output:



      file_0
      file_1
      file_2
      file_3
      file_4
      file_5
      file_6
      file_7
      file_8
      file_9
      file_10
      file_11
      file_12
      file_13
      file_14
      file_15


      or:



      file_0.txt
      file_1.txt
      file_2.txt
      file_3.txt
      file_4.txt
      file_5.txt
      file_6.txt
      file_7.txt
      file_8.txt
      file_9.txt
      file_10.txt
      file_11.txt
      file_12.txt
      file_13.txt
      file_14.txt
      file_15.txt


      Tested with FreeBSD and GNU coreutils implementations of sort but
      would not work with busybox implementation. All options used are
      specified by
      POSIX.






      share|improve this answer













      sort -nt '_' -k2 


      Output:



      file_0
      file_1
      file_2
      file_3
      file_4
      file_5
      file_6
      file_7
      file_8
      file_9
      file_10
      file_11
      file_12
      file_13
      file_14
      file_15


      or:



      file_0.txt
      file_1.txt
      file_2.txt
      file_3.txt
      file_4.txt
      file_5.txt
      file_6.txt
      file_7.txt
      file_8.txt
      file_9.txt
      file_10.txt
      file_11.txt
      file_12.txt
      file_13.txt
      file_14.txt
      file_15.txt


      Tested with FreeBSD and GNU coreutils implementations of sort but
      would not work with busybox implementation. All options used are
      specified by
      POSIX.







      share|improve this answer












      share|improve this answer



      share|improve this answer










      answered 8 hours ago









      Arkadiusz DrabczykArkadiusz Drabczyk

      9,6963 gold badges20 silver badges36 bronze badges




      9,6963 gold badges20 silver badges36 bronze badges















      • I see that option in the man page now! It was not clear at all to me at first.

        – jsb
        8 hours ago

















      • I see that option in the man page now! It was not clear at all to me at first.

        – jsb
        8 hours ago
















      I see that option in the man page now! It was not clear at all to me at first.

      – jsb
      8 hours ago





      I see that option in the man page now! It was not clear at all to me at first.

      – jsb
      8 hours ago













      2
















      Please try this:



      output | awk 'print gensub("[^0-9]*","","g") " " $0 ' | sort -n | awk '$1=""; print $0' | sed 's/^ //g'


      This isn't the most elegant solution but it works.






      share|improve this answer





























        2
















        Please try this:



        output | awk 'print gensub("[^0-9]*","","g") " " $0 ' | sort -n | awk '$1=""; print $0' | sed 's/^ //g'


        This isn't the most elegant solution but it works.






        share|improve this answer



























          2














          2










          2









          Please try this:



          output | awk 'print gensub("[^0-9]*","","g") " " $0 ' | sort -n | awk '$1=""; print $0' | sed 's/^ //g'


          This isn't the most elegant solution but it works.






          share|improve this answer













          Please try this:



          output | awk 'print gensub("[^0-9]*","","g") " " $0 ' | sort -n | awk '$1=""; print $0' | sed 's/^ //g'


          This isn't the most elegant solution but it works.







          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered 8 hours ago









          Ned64Ned64

          3,8611 gold badge18 silver badges45 bronze badges




          3,8611 gold badge18 silver badges45 bronze badges
























              1
















              The answer(one of them, I'm sure) is:



              sort -t _ -k 2 -g [filename with names+numbers or piped from another command with | - both situations will work ]





              share|improve this answer





























                1
















                The answer(one of them, I'm sure) is:



                sort -t _ -k 2 -g [filename with names+numbers or piped from another command with | - both situations will work ]





                share|improve this answer



























                  1














                  1










                  1









                  The answer(one of them, I'm sure) is:



                  sort -t _ -k 2 -g [filename with names+numbers or piped from another command with | - both situations will work ]





                  share|improve this answer













                  The answer(one of them, I'm sure) is:



                  sort -t _ -k 2 -g [filename with names+numbers or piped from another command with | - both situations will work ]






                  share|improve this answer












                  share|improve this answer



                  share|improve this answer










                  answered 8 hours ago









                  BarBar1234BarBar1234

                  2811 silver badge6 bronze badges




                  2811 silver badge6 bronze badges































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