Java.io.PushbackReader.skip() Method

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Description

The java.io.PushbackReader.skip(long n) method skips characters. This method will block until some characters are available, an I/O error occurs, or the end of the stream is reached.

Declaration

Following is the declaration for java.io.PushbackReader.skip() method.

public long skip(long n)

Parameters

n − The number of characters to skip.

Return Value

This method returns the number of characters actually skipped.

Exception

• IllegalArgumentException − If n is negative.

• IOException − If an I/O error occurs.

Example

The following example shows the usage of java.io.PushbackReader.skip() method.

package com.tutorialspoint;

import java.io.*;

public class PushbackReaderDemo {
   public static void main(String[] args) {
      String s = "Hello World";

      // create a new StringReader
      StringReader sr = new StringReader(s);

      // create a new PushBack reader based on our string reader
      PushbackReader pr = new PushbackReader(sr, 20);

      try {
         // read the first five chars
         for (int i = 0; i < 5; i++) {
            char c = (char) pr.read();
            System.out.print("" + c);

            // skip a character every time
            pr.skip(1);
         }

         // change line
         System.out.println();

         // close the stream
         pr.close();

      } catch (IOException ex) {
         ex.printStackTrace();
      }
   }
}

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

HloWr