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Your criteria are a little under specified, however the following works, for what you've asked.
#!/usr/bin./perl use strict; use warnings; my @in=("TFS100","TFS 100","TFS-CR100", "TFS-CR 100","TFS_100","TFS ID 100", "TFS CR 100","TFS ID100","TFS-ID 100", "TFS ID:100","TFS-ID: 100", "- TFS CR634: STRESS: H 17326,21600,", "CR0080588","TFS0080588" ); for (@in){ print "$1\n" if /TFS[-_\s]?(?:CR|ID)?\s?([1-9]\d+)/; }
print "Good ",qw(night morning afternoon evening)[(localtime)[2]/6]," fellow monks."

In reply to Re: Problem with regular expression by Utilitarian
in thread Problem with regular expression by MARVion

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