Regular expression for length limit 10 digit before decimal till 2 decimal place with Number only?










1















i want a regular expression for length limit 10 digit with 2 decimal place numbers with only numbers allowed.10 digit before decimal
allowed

1

1111111111

111

1111111111.22

.2

1.2

1.22

Not allowed

4.

.

-1

abc

Null

Emptystring

""

1.222

-1.22

111111111111

tried but not working



^[0-9]*(.[0-9]0,2)?$









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  • How did you devise this regex? Your regex doesn't match the - character for sign.

    – Dai
    Nov 13 '18 at 5:34












  • @CertainPerformance fixed

    – user9461718
    Nov 13 '18 at 5:39











  • Do you want to match 1.2? or 1.22

    – vks
    Nov 13 '18 at 7:05











  • @vks both needed

    – user9461718
    Nov 14 '18 at 6:16






  • 1





    @DeepakJain the answer u accepted accepts . as well.1. as well

    – vks
    Nov 14 '18 at 6:25
















1















i want a regular expression for length limit 10 digit with 2 decimal place numbers with only numbers allowed.10 digit before decimal
allowed

1

1111111111

111

1111111111.22

.2

1.2

1.22

Not allowed

4.

.

-1

abc

Null

Emptystring

""

1.222

-1.22

111111111111

tried but not working



^[0-9]*(.[0-9]0,2)?$









share|improve this question
























  • How did you devise this regex? Your regex doesn't match the - character for sign.

    – Dai
    Nov 13 '18 at 5:34












  • @CertainPerformance fixed

    – user9461718
    Nov 13 '18 at 5:39











  • Do you want to match 1.2? or 1.22

    – vks
    Nov 13 '18 at 7:05











  • @vks both needed

    – user9461718
    Nov 14 '18 at 6:16






  • 1





    @DeepakJain the answer u accepted accepts . as well.1. as well

    – vks
    Nov 14 '18 at 6:25














1












1








1








i want a regular expression for length limit 10 digit with 2 decimal place numbers with only numbers allowed.10 digit before decimal
allowed

1

1111111111

111

1111111111.22

.2

1.2

1.22

Not allowed

4.

.

-1

abc

Null

Emptystring

""

1.222

-1.22

111111111111

tried but not working



^[0-9]*(.[0-9]0,2)?$









share|improve this question
















i want a regular expression for length limit 10 digit with 2 decimal place numbers with only numbers allowed.10 digit before decimal
allowed

1

1111111111

111

1111111111.22

.2

1.2

1.22

Not allowed

4.

.

-1

abc

Null

Emptystring

""

1.222

-1.22

111111111111

tried but not working



^[0-9]*(.[0-9]0,2)?$






javascript regex






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Nov 14 '18 at 7:11

























asked Nov 13 '18 at 5:33







user9461718



















  • How did you devise this regex? Your regex doesn't match the - character for sign.

    – Dai
    Nov 13 '18 at 5:34












  • @CertainPerformance fixed

    – user9461718
    Nov 13 '18 at 5:39











  • Do you want to match 1.2? or 1.22

    – vks
    Nov 13 '18 at 7:05











  • @vks both needed

    – user9461718
    Nov 14 '18 at 6:16






  • 1





    @DeepakJain the answer u accepted accepts . as well.1. as well

    – vks
    Nov 14 '18 at 6:25


















  • How did you devise this regex? Your regex doesn't match the - character for sign.

    – Dai
    Nov 13 '18 at 5:34












  • @CertainPerformance fixed

    – user9461718
    Nov 13 '18 at 5:39











  • Do you want to match 1.2? or 1.22

    – vks
    Nov 13 '18 at 7:05











  • @vks both needed

    – user9461718
    Nov 14 '18 at 6:16






  • 1





    @DeepakJain the answer u accepted accepts . as well.1. as well

    – vks
    Nov 14 '18 at 6:25

















How did you devise this regex? Your regex doesn't match the - character for sign.

– Dai
Nov 13 '18 at 5:34






How did you devise this regex? Your regex doesn't match the - character for sign.

– Dai
Nov 13 '18 at 5:34














@CertainPerformance fixed

– user9461718
Nov 13 '18 at 5:39





@CertainPerformance fixed

– user9461718
Nov 13 '18 at 5:39













Do you want to match 1.2? or 1.22

– vks
Nov 13 '18 at 7:05





Do you want to match 1.2? or 1.22

– vks
Nov 13 '18 at 7:05













@vks both needed

– user9461718
Nov 14 '18 at 6:16





@vks both needed

– user9461718
Nov 14 '18 at 6:16




1




1





@DeepakJain the answer u accepted accepts . as well.1. as well

– vks
Nov 14 '18 at 6:25






@DeepakJain the answer u accepted accepts . as well.1. as well

– vks
Nov 14 '18 at 6:25













2 Answers
2






active

oldest

votes


















3














You're almost there - all you have to do is include a check that the string is not empty (which can be accomplished with a positive lookahead for .1,10 right after the ^), and check that its first digit string has at most 10 characters (just use a 0,10 quantifier for the digits). Also note that [0-9] simplifies to d.



In order to also exclude trailing dots, repeat the digit after the dot with 1,2 instead of 0,2:



^(?!$)d0,10(?:.d1,2)?$


https://regex101.com/r/Ah8dNu/5






share|improve this answer

























  • 11111111111 (11 digit are invalid) not working (only 10 digit allowed)

    – user9461718
    Nov 13 '18 at 5:42











  • 10 digit before Decimal

    – user9461718
    Nov 13 '18 at 5:44











  • This matches . which should not be valid value.regex101.com/r/Ah8dNu/3

    – vks
    Nov 13 '18 at 7:50











  • @vks I did notice that, OP had 0,2 in his original code rather than 1, 2, seemed strange but I thought it was intentional

    – CertainPerformance
    Nov 13 '18 at 8:20






  • 1





    @DeepakJain use ^(?!$)d0,10(?:.d1,2)?$ . See demo. regex101.com/r/Ah8dNu/4

    – vks
    Nov 14 '18 at 6:28


















0














I have also prepared below RegEx.



Seems this will also work.



^[0-9]1,10((.)[0-9]0,2)0,1$






share|improve this answer






















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    2 Answers
    2






    active

    oldest

    votes








    2 Answers
    2






    active

    oldest

    votes









    active

    oldest

    votes






    active

    oldest

    votes









    3














    You're almost there - all you have to do is include a check that the string is not empty (which can be accomplished with a positive lookahead for .1,10 right after the ^), and check that its first digit string has at most 10 characters (just use a 0,10 quantifier for the digits). Also note that [0-9] simplifies to d.



    In order to also exclude trailing dots, repeat the digit after the dot with 1,2 instead of 0,2:



    ^(?!$)d0,10(?:.d1,2)?$


    https://regex101.com/r/Ah8dNu/5






    share|improve this answer

























    • 11111111111 (11 digit are invalid) not working (only 10 digit allowed)

      – user9461718
      Nov 13 '18 at 5:42











    • 10 digit before Decimal

      – user9461718
      Nov 13 '18 at 5:44











    • This matches . which should not be valid value.regex101.com/r/Ah8dNu/3

      – vks
      Nov 13 '18 at 7:50











    • @vks I did notice that, OP had 0,2 in his original code rather than 1, 2, seemed strange but I thought it was intentional

      – CertainPerformance
      Nov 13 '18 at 8:20






    • 1





      @DeepakJain use ^(?!$)d0,10(?:.d1,2)?$ . See demo. regex101.com/r/Ah8dNu/4

      – vks
      Nov 14 '18 at 6:28















    3














    You're almost there - all you have to do is include a check that the string is not empty (which can be accomplished with a positive lookahead for .1,10 right after the ^), and check that its first digit string has at most 10 characters (just use a 0,10 quantifier for the digits). Also note that [0-9] simplifies to d.



    In order to also exclude trailing dots, repeat the digit after the dot with 1,2 instead of 0,2:



    ^(?!$)d0,10(?:.d1,2)?$


    https://regex101.com/r/Ah8dNu/5






    share|improve this answer

























    • 11111111111 (11 digit are invalid) not working (only 10 digit allowed)

      – user9461718
      Nov 13 '18 at 5:42











    • 10 digit before Decimal

      – user9461718
      Nov 13 '18 at 5:44











    • This matches . which should not be valid value.regex101.com/r/Ah8dNu/3

      – vks
      Nov 13 '18 at 7:50











    • @vks I did notice that, OP had 0,2 in his original code rather than 1, 2, seemed strange but I thought it was intentional

      – CertainPerformance
      Nov 13 '18 at 8:20






    • 1





      @DeepakJain use ^(?!$)d0,10(?:.d1,2)?$ . See demo. regex101.com/r/Ah8dNu/4

      – vks
      Nov 14 '18 at 6:28













    3












    3








    3







    You're almost there - all you have to do is include a check that the string is not empty (which can be accomplished with a positive lookahead for .1,10 right after the ^), and check that its first digit string has at most 10 characters (just use a 0,10 quantifier for the digits). Also note that [0-9] simplifies to d.



    In order to also exclude trailing dots, repeat the digit after the dot with 1,2 instead of 0,2:



    ^(?!$)d0,10(?:.d1,2)?$


    https://regex101.com/r/Ah8dNu/5






    share|improve this answer















    You're almost there - all you have to do is include a check that the string is not empty (which can be accomplished with a positive lookahead for .1,10 right after the ^), and check that its first digit string has at most 10 characters (just use a 0,10 quantifier for the digits). Also note that [0-9] simplifies to d.



    In order to also exclude trailing dots, repeat the digit after the dot with 1,2 instead of 0,2:



    ^(?!$)d0,10(?:.d1,2)?$


    https://regex101.com/r/Ah8dNu/5







    share|improve this answer














    share|improve this answer



    share|improve this answer








    edited Nov 14 '18 at 7:07

























    answered Nov 13 '18 at 5:40









    CertainPerformanceCertainPerformance

    90.5k165178




    90.5k165178












    • 11111111111 (11 digit are invalid) not working (only 10 digit allowed)

      – user9461718
      Nov 13 '18 at 5:42











    • 10 digit before Decimal

      – user9461718
      Nov 13 '18 at 5:44











    • This matches . which should not be valid value.regex101.com/r/Ah8dNu/3

      – vks
      Nov 13 '18 at 7:50











    • @vks I did notice that, OP had 0,2 in his original code rather than 1, 2, seemed strange but I thought it was intentional

      – CertainPerformance
      Nov 13 '18 at 8:20






    • 1





      @DeepakJain use ^(?!$)d0,10(?:.d1,2)?$ . See demo. regex101.com/r/Ah8dNu/4

      – vks
      Nov 14 '18 at 6:28

















    • 11111111111 (11 digit are invalid) not working (only 10 digit allowed)

      – user9461718
      Nov 13 '18 at 5:42











    • 10 digit before Decimal

      – user9461718
      Nov 13 '18 at 5:44











    • This matches . which should not be valid value.regex101.com/r/Ah8dNu/3

      – vks
      Nov 13 '18 at 7:50











    • @vks I did notice that, OP had 0,2 in his original code rather than 1, 2, seemed strange but I thought it was intentional

      – CertainPerformance
      Nov 13 '18 at 8:20






    • 1





      @DeepakJain use ^(?!$)d0,10(?:.d1,2)?$ . See demo. regex101.com/r/Ah8dNu/4

      – vks
      Nov 14 '18 at 6:28
















    11111111111 (11 digit are invalid) not working (only 10 digit allowed)

    – user9461718
    Nov 13 '18 at 5:42





    11111111111 (11 digit are invalid) not working (only 10 digit allowed)

    – user9461718
    Nov 13 '18 at 5:42













    10 digit before Decimal

    – user9461718
    Nov 13 '18 at 5:44





    10 digit before Decimal

    – user9461718
    Nov 13 '18 at 5:44













    This matches . which should not be valid value.regex101.com/r/Ah8dNu/3

    – vks
    Nov 13 '18 at 7:50





    This matches . which should not be valid value.regex101.com/r/Ah8dNu/3

    – vks
    Nov 13 '18 at 7:50













    @vks I did notice that, OP had 0,2 in his original code rather than 1, 2, seemed strange but I thought it was intentional

    – CertainPerformance
    Nov 13 '18 at 8:20





    @vks I did notice that, OP had 0,2 in his original code rather than 1, 2, seemed strange but I thought it was intentional

    – CertainPerformance
    Nov 13 '18 at 8:20




    1




    1





    @DeepakJain use ^(?!$)d0,10(?:.d1,2)?$ . See demo. regex101.com/r/Ah8dNu/4

    – vks
    Nov 14 '18 at 6:28





    @DeepakJain use ^(?!$)d0,10(?:.d1,2)?$ . See demo. regex101.com/r/Ah8dNu/4

    – vks
    Nov 14 '18 at 6:28













    0














    I have also prepared below RegEx.



    Seems this will also work.



    ^[0-9]1,10((.)[0-9]0,2)0,1$






    share|improve this answer



























      0














      I have also prepared below RegEx.



      Seems this will also work.



      ^[0-9]1,10((.)[0-9]0,2)0,1$






      share|improve this answer

























        0












        0








        0







        I have also prepared below RegEx.



        Seems this will also work.



        ^[0-9]1,10((.)[0-9]0,2)0,1$






        share|improve this answer













        I have also prepared below RegEx.



        Seems this will also work.



        ^[0-9]1,10((.)[0-9]0,2)0,1$







        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Nov 13 '18 at 7:01









        Ashish SapkaleAshish Sapkale

        455212




        455212



























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