32 lines
1.1 KiB
C#
32 lines
1.1 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Runtime.InteropServices;
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using System.Text;
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using System.Threading.Tasks;
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namespace SecureBank.Extensions
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{
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public static class StringExtensions
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{
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public static string CreateRandom(int length) => CreateRandom(length, "QWERTYUIOPASDFGHJKLZXCVBNMqwertyuiopasdfghjklzxcvbnm1234567890`~!@#$%^&*()-_=+[{]};:'\"\\|,<.>/?");
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public static string CreateRandom(int length, IEnumerable<char> characters) => new string(Enumerable.Repeat(characters, length).Select(s => s.ElementAt(Random.Shared.Next(s.Count()))).ToArray());
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public static string Shuffle(this string str)
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{
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char[] array = str.ToCharArray();
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Random rng = Random.Shared;
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int n = array.Length;
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while (n > 1)
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{
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n--;
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int k = rng.Next(n + 1);
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char value = array[k];
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array[k] = array[n];
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array[n] = value;
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}
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return new string(array);
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}
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}
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}
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