Answers for "c# add method to type"


c# add method to type

using System.Linq;
using System.Text;
using System;

namespace CustomExtensions
    // Extension methods must be defined in a static class.
    public static class StringExtension
        // This is the extension method.
        // The first parameter takes the "this" modifier
        // and specifies the type for which the method is defined.
        public static int WordCount(this String str)
            return str.Split(new char[] {' ', '.','?'}, StringSplitOptions.RemoveEmptyEntries).Length;

namespace Extension_Methods_Simple
    // Import the extension method namespace.
    using CustomExtensions;
    class Program
        static void Main(string[] args)
            string s = "The quick brown fox jumped over the lazy dog.";
            // Call the method as if it were an
            // instance method on the type. Note that the first
            // parameter is not specified by the calling code.
            int i = s.WordCount();
            System.Console.WriteLine("Word count of s is {0}", i);
Posted by: Guest on September-16-2020

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