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Language	Perl
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#!/usr/bin/perl
 
# 换行 \n 位于双引号内，有效
$str = "W3xue教程  \nwww.w3xue.com";
print "$str\n";
 
# 换行 \n 位于单引号内，无效
$str = 'W3xue教程  \nwww.w3xue.com';
print "$str\n";
 
# 只有 W 会转换为大写
 
 
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Snippet Metadata
Owner	w3xue
Created	3 years ago
Modified	3 years ago
Visibility	Public