/// <summary>
/// 16进制字符串转换为Byte
/// </summary>
/// <param name="hexString">16进制源字符串</param>
/// <returns>Byte类型数组</returns>
public static byte HexToByte(this string hexString)
{
string strTemp = hexString;
int len = hexString.Length;
if (len % 2 != 0)
{
strTemp = "0" + hexString;
}
return(StrHelper.HexStringToByte(strTemp)[0]);
}