复制代码 代码如下:#!/bin/perluse strict; use warnings; #定义变量 my $count; my $input; my $number; my $sentence; my $story; #定义四个数组 #定义了人物数组 my @nouns= ( \’Dad\’, \’TV\’, \’Mom\’, \’Groucho\’, \’Rebecca\’, \’Harpo\’, \’Robin Hood\’, \’Joe and Moe\’, ); #定义了动作数组 my @verbs= ( \’ran to\’, \’giggled with\’, \’put hot sauce into the orange juice of\’, \’exploded\’, \’dissolved\’, \’dissolved\’, \’sang stupid songs with\’, \’jumped with\’, ); #定义了地点数组 my @prepositions= ( \’at the store\’, \’over the rainbow\’, \’at the beach\’, \’before dinner\’, \’in New York City\’, \’in a dream\’, \’around the world\’, ); do { #每次运行以前，清空$story的内容 $story=\’\’; #以下是随机组合生成故事 for ($count =0;$count<6;$count++) { #我们划分一下结构，scalar @nouns 是获取@nouns数组元素的个数，然后用rand总这几个数中随机生成几个，最后int是将得到的数取整 $sentence =$nouns[int(rand(scalar @nouns))] .\” \” .$verbs[int(rand(scalar @verbs))] .\” \” .$nouns[int(rand(scalar @nouns))] .\” \” .$prepositions[int(rand(scalar @prepositions))] .\’.\’; $story .=$sentence; } print \”\\n\”,$story,\”\\n\”; print \”\\nType \\\”quit\\\”to quit, or press Enter to continue:\”; $input=<STDIN>; } #这里是利用正则表达式来匹配首字符是q的字符串，如果有，那么就退出，/^是匹配起始位置，/i是不区分大小写 until ($input=~/^\\s*q/i); exit;
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