public static int CopyTo(this IConvertible value, TypeCode typeCode, byte[] buffer, int offset)
{
if (buffer == null)
{
throw new ArgumentNullException(nameof(buffer));
}
if (offset < 0 || offset >= buffer.Length)
{
throw new ArgumentOutOfRangeException(nameof(offset));
}
var size = value.GetSize(typeCode);
if (buffer.Length - offset < size)
{
throw new ArgumentException(nameof(buffer) + "缓冲区太小！");
}
var bytes = value.ToBytes(typeCode);
Buffer.BlockCopy(bytes, 0, buffer, offset, bytes.Length);
return(bytes.Length);
}
