piglatin.php源代码分析

青野

<script>function StorePage(){d=document;t=d.selection?(d.selection.type!='None'?d.selection.createRange().text:''):(d.getSelection?d.getSelection():'');void(keyit=window.open('http://www.365key.com/storeit.aspx?t='+escape(d.title)+'&u='+escape(d.location.href)+'&c='+escape(t),'keyit','scrollbars=no,width=475,height=575,left=75,top=20,status=no,resizable=yes'));keyit.focus();}</script>　　"""Convert text to Pig Latin
　　This program is part of "Dive Into Python", a free Python book for
　　experienced programmers. Visit http://diveintopython.org/ for the
　　latest version.
　　"""
　　__author__ = "Mark Pilgrim (mark@diveintopython.org)"
　　__version__ = "$Revision: 1.2 $"
　　__date__ = "$Date: 2004/05/05 21:57:19 $"
　　__copyright__ = "Copyright (c) 2002 Mark Pilgrim"
　　__license__ = "Python"
　　import re
　　def _wordToPigLatin(match):
　　word = match.group()
　　#获得匹配的所有结果
　　consonants = match.group(1)
　　#获得第一个结果
　　restOfWord = match.group(2)
　　#获得第二个结果
　　# put consonants after rest of word, and add "ay"
　　result = "%s%say" % (restOfWord, consonants)
　　#重新组织字符串
　　# if word was all uppercase, make result uppercase
　　if word == word.upper():
　　result = result.upper()
　　#如果word的内容不是所有的都是大写，那么让result全部大写
　　# if word was capitalized, make result capitalized
　　elif word == word.capitalize():
　　result = result.capitalize()
　　%否则让result第一个字母大写
　　return result
　　def pigLatin(source):
　　pattern = re.compile(r'\b([bcdfghjklmnpqrstvwxyz]*)(\w+)\b', re.IGNORECASE)
　　%获得正则表达式
　　return pattern.sub(_wordToPigLatin, source)