Char - To
Enumerates from @this to toCharacter.
public static void Main() { char input = 'E'; // C# Extension Method: Char - To var output = input.To('F'); foreach(var c in output) { Console.WriteLine(c); } }
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using System.Collections.Generic; using System.Linq; public static partial class Extensions { /// <summary> /// Enumerates from @this to toCharacter. /// </summary> /// <param name="this">The @this to act on.</param> /// <param name="toCharacter">to character.</param> /// <returns>An enumerator that allows foreach to be used to process @this to toCharacter.</returns> public static IEnumerable<char> To(this char @this, char toCharacter) { bool reverseRequired = (@this > toCharacter); char first = reverseRequired ? toCharacter : @this; char last = reverseRequired ? @this : toCharacter; IEnumerable<char> result = Enumerable.Range(first, last - first + 1).Select(charCode => (char) charCode); if (reverseRequired) { result = result.Reverse(); } return result; } }