求一正则表达式

guijia8427

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1^# guijia8427 发表于 2008-05-09 10:56

求一正则表达式

求一个正则表达式从如下的文本字符中抓取一段字符

下面的是字符
Search:. Login 路 Settings 路 Help/Guide 路 About Trac 路 Wiki 路 Timeline

路 Roadmap 路 Browse Source 路 View Tickets 路 Search 路 Last Change 路

Revision Log ...

trac.mu.wordpress.org/browser/trunk/wp-signup.php - 119k - Cached - Similar

pages

<?php define( "WP_INSTALLING", true ); require( 'wp-config.php

...

<?php define( "WP_INSTALLING", true ); require(

'wp-config.php' ); add_action( 'wp_head',

'signuppageheaders' ) ; require( 'wp-blog-header.php' ) ...

trac.mu.wordpress.org/browser/ trunk/wp-signup.php?format=txt - 18k - Cached -

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抓取的就是红色标识的那些字符串

本人对正则不熟所以求高人指点一下谢谢了

guijia8427

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2^# guijia8427 发表于 2008-05-09 11:10

好像就是"..."与"php" 这之间的字符串就好了

cobrawgl

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3^# cobrawgl 发表于 2008-05-09 19:33

Sorry, 用 perl 写的

[Copy to clipboard] [ - ]

CODE:

print "$1\n" if /(\S+wp-signup\.php )/;

>perl -w test.pl
trac.mu.wordpress.org/browser/trunk/wp-signup.php
blogs.law.harvard.edu/wp-signup.php
mytypes.com/wp-signup.php
blog.siol.net/wp-signup.php
lawyerslocker.com/wp-signup.php
wakeboardrider.com/wp-signup.php
khronosjapan.com/wp-signup.php
>Exit code: 0

guijia8427

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4^# guijia8427 发表于 2008-05-10 09:12

偶汗欺负我不会PERL

churchmice

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5^# churchmice 发表于 2008-05-10 15:06

QUOTE:

原帖由 guijia8427 于 2008-5-10 09:12 发表
偶汗欺负我不会PERL

其实python的你照着改改也出来了

guijia8427

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6^# guijia8427 发表于 2008-05-10 19:57

那位老大帮我改下cobrawgl 写的正则啊
我今天看了一天正则头都晕了还是没懂

cobrawgl 谢谢啊！

3227049

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7^# 3227049 发表于 2008-05-10 20:39

不用改，直接用就可以了

_dict=re.findall('(\S+wp-signup\.php )',_string)

cobrawgl

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8^# cobrawgl 发表于 2008-05-10 20:42

import re
string = 'trac.mu.wordpress.org/browser/trunk/wp-signup.php - 119k - Cached - Similar'
regex = re.compile(r'(\S+wp-signup\.php )')
match = regex.match(string)

if match:
print match.group(1)

____________

看了看 python

guijia8427

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9^# guijia8427 发表于 2008-05-10 21:39

QUOTE:

原帖由 3227049 于 2008-5-10 20:39 发表
不用改，直接用就可以了

_dict=re.findall('(\S+wp-signup\.php )',_string)

谢谢

guijia8427

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10^# guijia8427 发表于 2008-05-10 21:39

QUOTE:

原帖由 cobrawgl 于 2008-5-10 20:42 发表
import re
string = 'trac.mu.wordpress.org/browser/trunk/wp-signup.php - 119k - Cached - Similar'
regex = re.compile(r'(\S+wp-signup\.php )')
match = regex.match(string)

if match:
print ma ...

谢谢啊
我对正则真是不感冒
但是如果我想
blog.cortland.edu/wp-signup.php?new=2008 - 4k - Cached - Similar pages
提出blog.cortland.edu/wp-signup.php?new=2008 这个又怎么办呢