C# StringReader ReadBlock

Description

StringReader ReadBlock Reads a specified maximum number of characters from the current text reader and writes the data to a buffer, beginning at the specified index.

Syntax

StringReader.ReadBlock has the following syntax.

public virtual int ReadBlock(
  char[] buffer,/*from www . j ava  2 s  .  c  o  m*/
  int index,
  int count
)

Parameters

StringReader.ReadBlock has the following parameters.

• buffer - When this method returns, this parameter contains the specified character array with the values between index and (index + count -1) replaced by the characters read from the current source.
• index - The position in buffer at which to begin writing.
• count - The maximum number of characters to read.

Returns

StringReader.ReadBlock method returns The number of characters that have been read. The number will be less than or equal to count, depending on whether all input characters have been read.

Example

/* ww  w  .j  a  v a 2s  .  com*/
using System;
using System.IO;
public class MainClass{
  public static void Main(String[] argv){  
    StringReader strReader = new StringReader("java2s.com java2s.com");
    char[] chars = new char[10];
    strReader.ReadBlock(chars,0,10);
  }
}