i want to match a digits and string pattern using regex

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1-First n number of digits only then a hyphen last n number of alphanumeric values
2-contains only one hyphen no other special characters
eg : 123-abc - right pattern
123456-abcdgdt - right pattern
-adadad - wrong pattern
123--adad - wrong pattern
-123-adad - wrong pattern
abcd-123-ada - wrong pattern

Posted 25-Sep-14 19:28pm

harikrishnanmb

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Sinisa Hajnal · Accepted Answer · 2014-09-25T20:04:00

Solution 1

^[0-9]+[-]{1}[a-zA-Z]+$

^ start of the string
[0-9]+ accept only numbers 1 or more
[-]{1} take exactly one dash
[a-zA-Z]+ accept only letters 1 or more
$ end of the string

Posted 25-Sep-14 20:04pm

Sinisa Hajnal

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harikrishnanmb 26-Sep-14 2:22am

Thank you so much