C# StringBuilder Append(String, Int32, Int32)

Description

StringBuilder Append(String, Int32, Int32) Appends a copy of a specified substring to this instance.

Syntax

StringBuilder.Append(String, Int32, Int32) has the following syntax.

public StringBuilder Append(
  string value,/*from w w  w.  j  a v  a  2  s  . c  o  m*/
  int startIndex,
  int count
)

Parameters

StringBuilder.Append(String, Int32, Int32) has the following parameters.

• value - The string that contains the substring to append.
• startIndex - The starting position of the substring within value.
• count - The number of characters in value to append.

Returns

StringBuilder.Append(String, Int32, Int32) method returns A reference to this instance after the append operation has completed.

Example

//from  w  w w. jav a2 s  . c  o  m
using System;
using System.Text;
using System.Globalization;

class Sample 
{
    public static void Main() 
    {
        string str = "this is a test;";
        int index = 0;
        System.Text.StringBuilder sb = new System.Text.StringBuilder();
        sb.Append(str, index, 1);
    }
}