fork(4) download
copy 
  1. import java.util.*;
  2. import java.lang.*;
  3.  
  4. class Main {
  5. 	public static void main (String[] args) throws java.lang.Exception {
  6.     	String str = "test    text test";
  7.         String replaced = str.replaceAll("((?<= ) | (?= ))", "&nbsp;");
  8. 		System.out.printf("Replaced: [%s]%n", replaced);
  9. 	}
  10. }
Success #stdin #stdout 0.06s 380160KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
Replaced: [test&nbsp;&nbsp;&nbsp;&nbsp;text test]
https://ideone.com/kNb7rd
language:
Java (HotSpot 12)
created:
12 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!