C#与正则表达式的例子】的更多相关文章

Java正则表达式匹配例子 package com.ibm.test; import java.util.regex.Matcher; import java.util.regex.Pattern; public class Test { public static void main(String[] args) { String s=" 26301 56319.07 18324.02 "; Pattern p = Pattern.compile("(\\b\\w+\\.*…
电话号码正则表达式(支持手机号码,3-4位区号,7-8位直播号码,1-4位分机号) 02   03 ((\d{11})|^((\d{7,8})|(\d{4}|\d{3})-(\d{7,8})|(\d{4}|\d{3})-(\d{7,8})-(\d{4}|\d{3}|\d{2}|\d{1})|(\d{7,8})-(\d{4}|\d{3}|\d{2}|\d{1}))$) 04   05 匹配格式: 06 11位手机号码 07 3-4位区号,7-8位直播号码,1-4位分机号 08 如:12345678…
1.非负整数         /^\d+$/     2.正整数           /^[0-9]*[1-9][0-9]*$/     3.非正整数       /^((-\d+)|(0+))$/     4.负整数           /^-[0-9]*[1-9][0-9]*$/     5.整数               /^-?\d+$/     6.非负浮点数     /^\d+(\.\d+)?$/     7.正浮点数       /^(([0-9]+\.[0-9]*[1-9][0…
#2019-11-23 import requests import time import re #Python正则表达式库 if __name__=='__main__': #海量爬取图片数据 #进入网站(一般商业图片素材公司网站版权保护做得比较好,不容易爬取) #https://www.pexels.com/(该网站图片免费,易于爬取) #搜索关键词<man>,Chrome按下F12查看源码,发现图片链接 url_picture='https://www.pexels.com/searc…
"^[0-9]*[1-9][0-9]*$" //正整数"^((-\d+)|(0+))$" //非正整数(负整数 + 0)"^-[0-9]*[1-9][0-9]*$" //负整数"^-?\d+$" //整数"^\d+(\.\d+)?$" //非负浮点数(正浮点数 + 0) "^(([0-9]+\.[0-9]*[1-9][0-9]*)|([0-9]*[1-9][0-9]*\.[0-9]+)|([0-9…
asp.net 获取网页Document时常会用到 edited by:曹永思-博客园 1.获取某个class的div内的标签 获取<div class="imgList2">****</div>内的标签 方法一: string g = " <div.*?class=\"imgList2\">(?<html>[\\s\\S]*?)</div>"; Regex reg = new Rege…
public static final String POEM= "Twas brilling, and the slithy toves\n" + "Did gyre and gimble in the wabe.\n"+ "All mimsy were the borogoves,\n" + "And the mome rathsoutgrable.\n\n"+ "Beware the Jabberwork, m…
壹Try胜仟言 别忘了 import scala.util.matching._ scala> var s = "a_b_c_d_e"s: String = a_b_c_d_e scala> val regex = new Regex("^([^_]*)_([^_]*)_([^_]*)_(.*)$")regex: scala.util.matching.Regex = ^([^_]*)_([^_]*)_([^_]*)_(.*)$ scala> va…
1.去掉HTML标签: /** * 去掉HTML外面的标签 * @author CY * */ public class TrimHTML { public static void main(String[] args) { String d3 = "<div id='mylinks'><a id='blog_nav_sitehome' class='menu' href='http://www.cnblogs.com/'>博客园</a>  <a id=…