Java正则表达式字符串的相关内容

JAVA 正则表达式截取字符串小例子

例如：从如下字符串营业时间： 11:30-21:30 修改分类标签：无线上网(8) 可以刷卡(7) 朋友聚餐(5) 家庭聚会(5) 商务宴请(4) 情侣约会(4) 可自带酒水(2)中获取： 11:30-21:30两个数字：两数字-两个数字：两个数字因此正则表达式： \\d{2}:\\d{2...

在Java正则表达式中如何在具有函数表示形式的字符串前添加前缀？

我有这样的字符串 String s1= concat(substring(inputJson.e.b,1,3),"test") 我想替换所有具有symbol（）的函数。例如，concat（，）应该替换为Functions.concat（）。预期输出： Functions.concat(Functi...

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java正则表达式获取指定两个字符串之间内容

xml解析利用正则表达式获取指定两个字符串之间内容在遇到解析复杂xml的时候，想到大家所想到的都是利用dom4j作为首发工具，但是当遇到层次很多，较为复杂，我们难道还需要从根节点一层一层的解析下去吗？此时不仅代码繁琐，而且准确率还不是那么高，采用此种方式，可以获取指定两种字符串之间的任意xml文本...

Java中使用正则表达式校验字符串

Java中使用正则表达式校验字符串正则表达式是某一位伟大的数学家发明的，现在已经形成了一个ISO标准，这个标准和编程语言没有关系。至于具体谁发明的，怎么发明的，我也忘记了：）。正则表达式简单理解就是用来匹配字符串，看看所给字符串是否与正则表达式匹配，通过匹配关系，可以做很多事情，比...

Java利用正则表达式统计某个字符串出现的次数

//统计某个字符出现的次数 private void countSubString(){ String string1="香蕉、玉米、面粉"; String string2="香蕉、玉米、面粉"; String string3="牛奶、鸡蛋"; StringBuffer stringBuffer=n...

我的Java开发学习之旅------>工具类：Java使用正则表达式分离出字符串中的中文和英文

今天看到一个工具类使用正则表达式将一大段字符串中的中文和英文都分离出来了，在此记录一下，读者可以收藏！ import java.util.ArrayList; import java.util.Collection; import java.util.List; import java.util.r...

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