Paul - The Programmer

simple & stupid
Perl format string
character cast by Perl -- II

character cast by Perl

paul posted @ Thu, 18 Sep 2008 07:03:12 +0800 in coding life with tags Perl , 1719 readers

uppercase cast:

perl -p -e 's/(lowercase pattern)/\u$1/g'

perl -n -e 'print "\U$_"'

perl -p -e '$_="\U$_"'

lowercase cast:

perl -p -e  's/(uppercase pattern)/\l$1/g'

perl -n -e 'print "\L$_"'

perl -p -e '$_="\L$_"'

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