StringBuilder.insert(int dstOffset, CharSequence s) has the following syntax.
public StringBuilder insert(int dstOffset, CharSequence s)
In the following code shows how to use StringBuilder.insert(int dstOffset, CharSequence s) method.
public class Main { /*w ww . j ava 2 s . c o m*/ public static void main(String[] arg) { StringBuilder buffer = new StringBuilder("from java2s.com"); CharSequence cs = "java2s.com"; buffer.insert(2, cs); System.out.println(buffer); } }
The code above generates the following result.