Java.lang.StringBuffer.substring() Method

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Description

The java.lang.StringBuffer.substring(int start) method returns a new String that contains a subsequence of characters currently contained in this character sequence. The substring begins at the specified index and extends to the end of this sequence.

Declaration

Following is the declaration for java.lang.StringBuffer.substring() method

public String substring(int start)

Parameters

  • start -- This is the start index, inclusive.

Return Value

This method returns the new string.

Exception

  • StringIndexOutOfBoundsException -- if start is less than zero, or greater than the length of this object.

Example

The following example shows the usage of java.lang.StringBuffer.substring() method.

package com.tutorialspoint;

import java.lang.*;

public class StringBufferDemo {
 
  public static void main(String[] args) {
  
    StringBuffer buff = new StringBuffer("tutorials");
    System.out.println("buffer = " + buff);
    
    // prints substring from index 2
    System.out.println("substring = "+ buff.substring(2));
  }
}

Let us compile and run the above program, this will produce the following result:

buffer = tutorials
substring = torials



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