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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6. import java.util.regex.*;
  7.  
  8. /* Name of the class has to be "Main" only if the class is public. */
  9. class Ideone
  10. {
  11. 	public static void main (String[] args) throws java.lang.Exception
  12. 	{
  13. 		String abc = "nama=john; class=6; height=170; weight=70";
  14.  
  15. 		Pattern pattern = Pattern.compile("(?<=height=)(\\d+)(?=;|\\\"|\\Z)");
  16.  
  17. 		// create matcher object.
  18. 		Matcher m = pattern.matcher(abc);
  19.  
  20. 		if (m.find())
  21. 		{
  22. 			System.out.println(""+ m.group(0));
  23. 		}
  24. 		else
  25. 		{
  26. 			System.out.println("not found");
  27. 		}
  28. 	}
  29. }
Success #stdin #stdout 0.11s 320512KB
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170
https://ideone.com/azngNt
language:
Java (HotSpot 12)
created:
10 years ago
visibility:
public

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