53 lines
1.5 KiB
C#
53 lines
1.5 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.Text;
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namespace ET
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{
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public static class StringHelper
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{
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public static IEnumerable<byte> ToBytes(this string str)
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{
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byte[] byteArray = Encoding.Default.GetBytes(str);
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return byteArray;
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}
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public static byte[] ToByteArray(this string str)
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{
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byte[] byteArray = Encoding.Default.GetBytes(str);
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return byteArray;
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}
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public static byte[] ToUtf8(this string str)
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{
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byte[] byteArray = Encoding.UTF8.GetBytes(str);
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return byteArray;
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}
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public static byte[] HexToBytes(this string hexString)
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{
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if (hexString.Length % 2 != 0)
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{
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throw new ArgumentException(String.Format(CultureInfo.InvariantCulture, "The binary key cannot have an odd number of digits: {0}", hexString));
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}
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byte[] hexAsBytes = new byte[hexString.Length / 2];
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for (int index = 0; index < hexAsBytes.Length; index++)
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{
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string byteValue = "";
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byteValue += hexString[index * 2];
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byteValue += hexString[index * 2 + 1];
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hexAsBytes[index] = byte.Parse(byteValue, NumberStyles.HexNumber, CultureInfo.InvariantCulture);
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}
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return hexAsBytes;
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}
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public static string Fmt(this string text, params object[] args)
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{
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return string.Format(text, args);
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}
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}
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} |