Greedy and Nongreedy Matching in a Regular Expression : Greedy « Regular Expressions « Java

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Java » Regular Expressions » Greedy

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Greedy and Nongreedy Matching in a Regular Expression






import java.util.regex.Matcher;

import java.util.regex.Pattern;



public class Main {

  public static void main(String[] argv) throws Exception {

    // Greedy quantifiers

    String match = find("A.*c", "AbcAbc"); 

    match = find("A.+", "AbcAbc"); 



  }



  public static String find(String patternStr, CharSequence input) {

    Pattern pattern = Pattern.compile(patternStr);

    Matcher matcher = pattern.matcher(input);

    if (matcher.find()) {

      return matcher.group();

    }

    return null;

  }

}

Related examples in the same category

1.	Greedy Qualifier
2.	Reluctant Qualifier Example
3.	Nongreedy quantifiers

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