Java.lang.String.subSequence() Method


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Description

The java.lang.String.subSequence() method returns a new character sequence that is a subsequence of this sequence.

Declaration

Following is the declaration for java.lang.String.subSequence() method

public CharSequence subSequence(int beginIndex, int endIndex)

Parameters

  • beginIndex − This is the value of begin index, inclusive.

  • endIndex − This is the value of the end index, exclusive.

Return Value

This method returns the specified subsequence.

Exception

IndexOutOfBoundsException − if beginIndex or endIndex are negative, if endIndex is greater than length(), or if beginIndex is greater than startIndex.

Example

The following example shows the usage of java.lang.String.subSequence() method.

Live Demo
package com.tutorialspoint;

import java.lang.*;

public class StringDemo {

   public static void main(String[] args) {

      String str = "Tutorials Point!";
   
      System.out.println("string = " + str);
   
      // returns the specified subsequence from index 2 to 9
      System.out.println("string subsequence = " + str.subSequence(2,9));
   }
}

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

string = Tutorials Point!
string subsequence = torials

java_lang_string.htm

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