您如何评论Perl正则表达式? [英] How do you comment a Perl regular expression?

问题描述

如何在Perl正则表达式中添加注释?

How do you put comments inside a Perl regular expression?

推荐答案

使用/x修饰符:

my $foo = "zombies are the bombies";
if ($foo =~ /
             zombie  # sorry pirates
            /x ) {
    print "urg. brains.\n";
}

另请参见

Also see the first question in perlfaq6.

在阅读过程中阅读所有 perlre 也不会有什么害处

Also it wouldn't hurt to read all of perlre while you're at it.

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