[tpm] Regex question

tiger peng tigerpeng2001 at yahoo.com
Tue Jul 8 19:44:46 PDT 2008

Two efficient ways

1. Using anchor ($) to make it match faster
-> perl -le '$foo="ABC-987-01"; $bar=$foo; $bar =~s/-\d+$//;print $bar'

2. Using non-regex.
-> perl -le '$foo="ABC-987-01"; print substr($foo, 0, rindex($foo, "-"))'
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