Java Data Type Tutorial - Java StringBuilder.append(char[] str, int offset, int len)

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Syntax

StringBuilder.append(char[] str, int offset, int len) has the following syntax.

public StringBuilder append(char[] str,   int offset,   int len)

Example

In the following code shows how to use StringBuilder.append(char[] str, int offset, int len) method.

public class Main {
//from  w w  w.jav  a 2  s  .c  om
  public static void main(String[] arg) {

    StringBuilder buffer = new StringBuilder();
    char[] chars = new char[]{'j','a','v','a','2','s','.','c','o','m'};
    buffer.append(chars,1,3);
    System.out.println(buffer);
  }

}

The code above generates the following result.

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