Reading the single line from File randomly [Resolved]

Posted by Amatya under C# on 2/24/2016 | Points: 10 | Views : 747 | Status : [Member] | Replies : 1

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Good Morning Guys.. First I want to select the random number from 1 to 100, say I got 17 as a random number, then I want to read the 17 line from the notepad file and store into a string Variable.

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mail Id ' adityagupta200@gmail.com
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Posted by: Rajnilari2015 on: 2/24/2016 [Member] [Microsoft_MVP] [MVP] Platinum | Points: 50

0	@Amatya Sir, You can try the below program using System; using System.IO; using System.Linq; namespace ConsoleApplication1 { class Program { static void Main(string[] args) { string fileName = @"D:\Input.txt"; Console.WriteLine(File.ReadLines(fileName).ToList()[GetRandomNumbers(1, 20)]); Console.ReadKey(); } //generate random numbers private static readonly Random random = new Random(); private static readonly object syncLock = new object(); private static int GetRandomNumbers(int minVal, int maxVal) { lock (syncLock) return random.Next(minVal, maxVal); } } } Hope this helps. Download source file -- Thanks & Regards, RNA Team Amatya, if this helps please login to Mark As Answer. \| Alert Moderator

@Amatya Sir,
You can try the below program

using System;

using System.IO;

using System.Linq;



namespace ConsoleApplication1

{

    class Program

    {

        static void Main(string[] args)

        {

            string fileName = @"D:\Input.txt";       



            Console.WriteLine(File.ReadLines(fileName).ToList()[GetRandomNumbers(1, 20)]);

            Console.ReadKey();

        }



        //generate random numbers

        private static readonly Random random = new Random();

        private static readonly object syncLock = new object();

        private static int GetRandomNumbers(int minVal, int maxVal)

        {

            lock (syncLock) return random.Next(minVal, maxVal);

        }

    }

}

Hope this helps.

Download source file

--
Thanks & Regards,
RNA Team

Amatya, if this helps please login to Mark As Answer. | Alert Moderator

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