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 Tools and Libs > Commons Lang3 > Strings > Join Separator String

Join Separator String 

Apache Commons Lang 3.0 is a java library with lot of utilities and reusable components. This requires the library commons-lang3-3.0.1.jar to be in classpath. The following example shows using StringUtils.join() API. It joins the given array of elements with provided string separator.

File Name  :  
com/bethecoder/tutorials/commons_lang/tests/strings/JoinSeparatorStringTest.java 
Author  :  Sudhakar KV
Email  :  kvenkatasudhakar@gmail.com
   
package com.bethecoder.tutorials.commons_lang.tests.strings;

import org.apache.commons.lang3.StringUtils;

public class JoinSeparatorStringTest {

  /**
   @param args
   */
  public static void main(String[] args) {
     
    System.out.println(StringUtils.join(new Object [] {}":"));
    System.out.println(StringUtils.join(new Object [] { "a""b""c""d" }"<->"));
    System.out.println(StringUtils.join(new Object [] { "one""", null, "two" }"()"));
    System.out.println(StringUtils.join(new Object [] { "x""y""z" }"****"));
  }

}
   

It gives the following output,

a<->b<->c<->d
one()()()two
x****y****z


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