Java tutorial
//package com.java2s; //License from project: Open Source License import java.util.ArrayList; public class Main { public static String arrayParamToString(ArrayList<String> strings) { String arrayToStringParam = ""; if (strings != null && !strings.isEmpty()) { for (int i = 0; i < strings.size(); i++) { String param = strings.get(i); if (i == 0) arrayToStringParam += param; else arrayToStringParam += "," + param; } } return arrayToStringParam; } }