Re: FAQ 6.15 How can I print out a word-frequency or line-frequency summary?
- From: jidanni@xxxxxxxxxxx
- Date: Tue, 12 May 2009 07:25:40 +0800
$ perldoc -q '\$&'|grep -B 1 expensive
... As of the 5.005 release, the $& variable is no longer
"expensive" the way the other two are.
Muhahaha.
However I did not time(1) the difference.
.
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