So Perl 5 added new variables that aren't global.
所以perl5增加了新的非全局变量。
The new variables are the $allowed and $tag variables.
新变量是 $allowed和 $tag 变量。
The GroupTODO annotation type in Listing 6 adds several new variables.
清单6中的GroupTODO注释类型中添加了几个新的变量。
Since we explicitly spliced the new variables into the existing syntax object, there is no chance for them to be renamed.
因为我们显式地将新变量拼接到现有的语法对象中，所以不会对它们进行重命名。
Since we explicitly spliced the new variables into the existing syntax object, there is no chance for them to be renamed.
因为我们显式地将新变量拼接到现有的语法对象中，所以不会对它们进行重命名。
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