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  1.  
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. class Demo{
  8.    public static void main(String args[]){
  9.      StringBuilder str = new StringBuilder("Hello World");
  10.      str.replace( 6, 11, "java");
  11.     System.out.println(str);
  12.    }
  13. }
Success #stdin #stdout 0.03s 4386816KB
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stdin
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Standard input is empty
stdout
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Hello java
https://ideone.com/BiEBmI
language:
Java (HotSpot 12)
created:
7 years ago
visibility:
secret

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