Comparison of C # string segmentation efficiency

Source: Internet
Author: User
Split string efficiency compare public        static void Fund ()        {            //1. String. Split method            //a. Byte array:            //625 ms/million            string str1 = "ACABCDEABCDEABCDE";            string[] strArr1 = null;            System.Diagnostics.Stopwatch SW = new System.Diagnostics.Stopwatch ();            Sw. Start ();            for (int i = 0; i < 10000000; i++)            {                strArr1 = str1. Split (new char[1] {' C '});            }            Sw. Stop ();            Console.WriteLine (SW. Elapsedmilliseconds);//in milliseconds            //b. Array of strings            //703 milliseconds/million            string str3 = "ACABCDEABCDEABCDE";            string[] StrArr3 = str3. Split (new string[1] {"CDE"}, Stringsplitoptions.none);            2.regex.split method            //7093 ms/million            string STR4 = "ACABCDEABCDEABCDE";            string[] StrArr4 = Regex.Split (STR4, "CDE");        }


Comparison of C # string segmentation efficiency

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