/// <summary>
/// 截取字节数组
/// </summary>
/// <param name="srcBytes">要截取的字节数组</param>
/// <param name="startIndex">开始截取位置的索引</param>
/// <param name="length">要截取的字节长度</param>
/// <returns>截取后的字节数组</returns>
public byte[] SubByte(byte[] srcBytes, int startIndex, int length)
{
System.IO.MemoryStream bufferStream = new System.IO.MemoryStream();
byte[] returnByte = new byte[] { };
if (srcBytes == null) { return returnByte; }
if (startIndex < 0) { startIndex = 0; }
if (startIndex < srcBytes.Length)
{
if (length < 1 || length > srcBytes.Length - startIndex) { length = srcBytes.Length - startIndex; }
bufferStream.Write(srcBytes, startIndex, length);
returnByte = bufferStream.ToArray();
bufferStream.SetLength(0);
bufferStream.Position = 0;
}
bufferStream.Close();
bufferStream.Dispose();
return returnByte;
}
}以上就是C#二进制字节数组操作函数 截取字节数组SubByte的示例代码的详细内容，更多请关注php中文网其它相关文章！
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