fig09_24.pl

来自「PERL语言资料 可以用于PERL程序设计」· PL 代码 · 共 30 行

#!usr/bin/perl
# Fig 9.21: regExEval.pl
# Using /e modifier to evaluate

use warnings;
use strict;

my $string = "Let us convert a word to uppercase.";

print "$string\n";
$string =~ s/(\bw\w+\b)/uc($1)/e;
print "$string\n";


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