Or how about Perl 4? Between Perl 4 and Perl 5, lexical closures got added to the language.
或者Perl4又如何呢？ Perl4到Perl5之间，词法闭包被加进来了。
Having programmed with Emacs Lisp, which supports symbol-associated properties, I am excited about Perl 6 properties, which do something very similar.
由于曾经使用支持关联符号属性(properties)的Emacs Lisp进行过编程，所以我为Perl 6属性而感到兴奋，它可以做极其类似的事情。
It has the answer to almost every question a programmer is likely to ask about writing Perl, with examples and explanations.
它回答了程序员会问到的关于编写Perl的几乎所有问题，还有例子和解释。
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