1importjava.io.BufferedReader;2importjava.io.BufferedWriter;3importjava.io.File;4importjava.io.FileReader;5importjava.io.FileWriter;6importjava.io.IOException;7importjava.util.regex.Matcher;8importjava.util.regex.Pattern;910publicclassTextExtract {11publicstaticvoidmain(String[] args)throwsIOException {...
importjava.util.regex.Matcher;importjava.util.regex.Pattern;publicclassExtractText{publicstaticvoidmain(String[]args){Stringinput="Java 正则表达式";// 正则表达式Stringregex="(.*?)";// 编译正则表达式Patternpattern=Pattern.compile(regex);Matchermatcher=pattern.matcher(input);// 查找匹配if(matcher.find...
importjava.util.regex.Matcher;importjava.util.regex.Pattern;publicclassMain{publicstaticvoidmain(String[]args){Scannerscanner=newScanner(System.in);System.out.println("请输入包含括号的字符串:");Stringinput=scanner.nextLine();scanner.close();StringextractedText=extractTextFromParentheses(input);if(extrac...
接下来,我们来实现一个Java方法,功能类似Hive中的REXP_EXTRACT。以下是一个示例: ```java import org.apache.commons.text.similarity.FuzzyScore; public class RegexpExtract { public static String regexpExtract(String input, String regex, int startIndex, int endIndex) { ...
你可以想象,当我知道Sun的javaJDK 1.40版本包含了java.util.regex(一个完全开放、自带的正则表达式包)时,是多么的高兴!很搞笑的说,我花好些时间去挖掘这个被隐藏起来的宝石。我非常惊奇的是,Java这样的一个很大改进(自带了java.util.regex包)为什么不多公开一点呢?!
importjava.util.regex.Matcher;importjava.util.regex.Pattern; 接下来,我们可以编写一个方法来提取文本中的URL: 代码语言:java 复制 publicstaticList<String>extractUrls(Stringtext){List<String>urls=newArrayList<>();StringurlPattern="(?:https?|ftp)://(?:[\\w_-]+(?:(?:\\.[\\w_-]+)+))(?
importjava.util.regex.Pattern;importjava.util.regex.Matcher;publicclassUnicodeLetterMatcher{publicstaticvoidmain(String[]args){Stringtext="你好,世界!";Patternpattern=Pattern.compile("^[\\p{L}]+$");Matchermatcher=pattern.matcher(text);if(matcher.find()){System.out.println("The text contains only...
As you can see, when you are using DOM, even a simple operation such as getting the text from a node can take a bit of programming. So if your programs handle simple data structures, then JDOM, dom4j, or even the 1.4 regular-expression package (java.util.regex) may be more appropriate...
Note -For very simple XML data structures like this one, you could also use the regular-expression package (java.util.regex) built into the Java platform in version 1.4. In JDOM and dom4j, after you navigate to an element that contains text, you invoke a method such astext()to get its...
HazyResearch DeepDive DeepDive is a system to extract value from dark data. Like dark matter, dark data is the great mass of data buried in text, tables, figures, and images, which lacks structure and so is essentially unprocessable by existing software. License: Apache 2 , . Apache Incuba...