? 如何创建简单的正则表达式。? 如何使用正则表达式进行模式匹配。? 如何使用正则表达式来编辑字符串。第一个部分是简单模式的匹配奥~~在P e r l中,模式被括在模式匹配运算符中间,有时该运算符采用m / /的形式。下面就是一种简单的模式:m / s i m o n /最简单的通配符是+元字符。+用于使前面的字符与后面的字符...【阅读全文】
perl--将数据放入列表和数组从数组中,取出元素。例子的代码如下咧~~~~#!/usr/bin/perl@tree=qw(oak cedar maple apple);print "$tree[0]\n";print "$tree[3]\n";$tree[4]='pine';print "$tree[4]\n";print "@tree\n";数组对应的顺序呢,是从0开始的啦,按照01234的顺序奥,然后中间还可以继续向数组中添加新...【阅读全文】
Perl正则表达式教程简介This page provides a basic tutorial on understanding, creating and using regular expressionsin Perl. It serves as a complement to the reference page on regular expressions perlre. Regular expressions are an integral part of the m//, s///, qr// and split operators and ...【阅读全文】
一、What Is POE, And Why Should I Use It?什么是POE? 为什么要使用POE?Most of the programs we write every day have the same basic blueprint: they start up, they perform a series of actions, and then they exit. This works fine for programs that don't need much interaction with their user...【阅读全文】
Perl正则表达式教程简介This page provides a basic tutorial on understanding, creating and using regular expressionsin Perl. It serves as a complement to the reference page on regular expressions perlre. Regular expressions are an integral part of the m//, s///, qr// and split operators and ...【阅读全文】