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  1. import java.util.regex.Matcher;
  2. import java.util.regex.Pattern;
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. public static void main (String[] args) throws java.lang.Exception
  11. {
  12. String s1 = "/fr/welcome?param1=222&param2=aloa&language=en";
  13. String s2 = "/fr/welcome?language=en";
  14. String s3 = "/fr/welcome?param1=222&language=en&param2=aa";
  15. String m1 = s1.replaceAll("[&?]language.*?(?=&|\\?|$)", "");
  16. String m2 = s2.replaceAll("[&?]language.*?(?=&|\\?|$)", "");
  17. String m3 = s3.replaceAll("[&?]language.*?(?=&|\\?|$)", "");
  18. System.out.println(m1);
  19. System.out.println(m2);
  20. System.out.println(m3);
  21. }
  22. }
Success #stdin #stdout 0.07s 380224KB
comments (?)
stdin 
Standard input is empty
stdout 
/fr/welcome?param1=222&param2=aloa
/fr/welcome
/fr/welcome?param1=222&param2=aa
https://ideone.com/tKPk0B
language:
Java (HotSpot 12)
created:
10 years ago
visibility:
public

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