代碼如下:
#!/bin/perl
use strict;
use warnings;
#定義變量
my $count;
my $input;
my $number;
my $sentence;
my $story;
#定義四個數(shù)組
#定義了人物數(shù)組
my @nouns=
(
'Dad',
'TV',
'Mom',
'Groucho',
'Rebecca',
'Harpo',
'Robin Hood',
'Joe and Moe',
);
#定義了動作數(shù)組
my @verbs=
(
'ran to',
'giggled with',
'put hot sauce into the orange juice of',
'exploded',
'dissolved',
'dissolved',
'sang stupid songs with',
'jumped with',
);
#定義了地點(diǎn)數(shù)組
my @prepositions=
(
'at the store',
'over the rainbow',
'at the beach',
'before dinner',
'in New York City',
'in a dream',
'around the world',
);
do
{
#每次運(yùn)行以前，清空$story的內(nèi)容
$story='';
#以下是隨機(jī)組合生成故事
for ($count =0;$count<6;$count++)
{
#我們劃分一下結(jié)構(gòu)，scalar @nouns 是獲取@nouns數(shù)組元素的個數(shù)，然后用rand總這幾個數(shù)中隨機(jī)生成幾個，最后int是將得到的數(shù)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:";
$input=<STDIN>;
}
#這里是利用正則表達(dá)式來匹配首字符是q的字符串，如果有，那么就退出，/^是匹配起始位置，/i是不區(qū)分大小寫
until ($input=~/^/s*q/i);
exit;
