help me create regexp for ISBN Post: 302393967

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Top Forums Shell Programming and Scripting help me create regexp for ISBN Post 302393967 by Lukasito on Wednesday 10th of February 2010 05:47:23 AM

02-10-2010

Registered User

help me create regexp for ISBN

ISBN 10:
it has 4 groups separated with ' ' or '-'
1. group need to has 1-5 digits
2. group need to has max 7
3. max 6
4. 1 digit or letter 'X'

ISBN 13
5 groups separated with ' ' or '-'
1. group - always has 3 digits
2. group same as 1st in isbn10
3. group same as 2nd in isbn10
4. group same as 3rd in isbn10
5. group same as 4th in isbn10

i need to construct regexp which can match ISBN10 OR ISBN13

i tried something like this:
[0-9]{0,3}[- ]{0,1}[0-9]{1,5}[- ]{1}[0-9]{0,7}[- ]{1}[0-9]{0,6}[- ]{1}[0-9X]{1}
but it works only on regextester.com not in my grep -o command :/

can you help?

also, can you tell me, in what reason doesnt my regex work? :/

Lukasito

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LEARN ABOUT REDHAT

groupmod

GROUPMOD(8)						      System Manager's Manual						       GROUPMOD(8)

NAME

       groupmod - Modify a group

SYNOPSIS

       groupmod [-g gid [-o]] [-n group_name ] group

DESCRIPTION

       The  groupmod  command  modifies the system account files to reflect the changes that are specified on the command line.  The options which
       apply to the groupmod command are

       -g gid The numerical value of the group's ID.  This value must be unique, unless the -o option is used.	The value  must  be  non-negative.
	      Values  between  0 and 99 are typically reserved for system groups.  Any files which the old group ID is the file group ID must have
	      the file group ID changed manually.

       -n group_name
	      The name of the group will be changed from group to group_name.

FILES

       /etc/group - group information
       /etc/gshadow - secure group information

SEE ALSO

       chfn(1), chsh(1), passwd(1), groupadd(8), groupdel(8), useradd(8), userdel(8), usermod(8)

AUTHOR

       Julianne Frances Haugh (jockgrrl@ix.netcom.com)

																       GROUPMOD(8)