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Java arraylist to comma separated string

This section demonstrates how ArrayList can be converted into comma separated string

  • arrayList is converted into the comma separated string.
  • For this take one by one element from the arrayList.
  • Then add it to the String array.

Example of Java Arraylist Comma Separated String
import java.util.ArrayList;

public class List1 {
    public static void main(String[] args) {
     int ar[]={1,2,3,4};
     ArrayList list=new ArrayList();

     String a=new String();

     for(int p:ar)
      Integer x=new Integer(p);
      a=a+new Integer(p).toString()+",";


Posted on: October 23, 2009 If you enjoyed this post then why not add us on Google+? Add us to your Circles

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