Untitled
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| Language | Perl |
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| Owner | w3xue |
| Created | 3 years ago |
| Modified | 3 years ago |
| Visibility | Public |
#!/usr/bin/perl
$str = "hello" . "world"; # 字符串连接
$num = 5 + 10; # 两数相加
$mul = 4 * 5; # 两数相乘
$mix = $str . $num; # 连接字符串和数字
print "str = $str\n";
print "num = $num\n";
print "mix = $mix\n";
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