C# Char IsLetter(String, Int32)

Description

Char IsLetter(String, Int32) indicates whether the character at the specified position in a specified string is categorized as a Unicode letter.

Syntax

Char.IsLetter(String, Int32) has the following syntax.

public static bool IsLetter(
  string s,
  int index
)

Parameters

Char.IsLetter(String, Int32) has the following parameters.

• s - A string.
• index - The position of the character to evaluate in s.

Returns

Char.IsLetter(String, Int32) method returns true if the character at position index in s is a letter; otherwise, false.

Example

The following code example demonstrates IsLetter.

/* w w w.  j a va 2 s  .  co m*/
using System;

public class IsLetterSample {
  public static void Main() {

    Console.WriteLine(Char.IsLetter("sample string", 7));  // True
  }
}

The code above generates the following result.