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Language	Perl
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#!/usr/bin/perl
 
$PATH = "我是 Perl 的变量";
 
system('echo $PATH');  # $PATH 作为 shell 环境变量
system("echo $PATH");  # $PATH 作为 Perl 的变量
system("echo \$PATH"); # 转义 $
 
1;
 
 
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Lines	10

Snippet Metadata
Owner	w3xue
Created	3 years ago
Modified	3 years ago
Visibility	Public