总结
reads a block of bytes from the stream and writes the data in a given buffer.
public override int Read( byte[] array, int offset, int count )
array
Type:聽System.Byte[]
When this method returns, contains the specified byte array with the values between聽offset聽and (offset聽+聽count聽- 1)聽replaced by the bytes read from the current source.
offset
Type:聽System.Int32
The byte offset in聽array聽at which the read bytes will be placed.
count
Type:聽System.Int32
The maximum number of bytes to read.
Type:聽System.Int32
The total number of bytes read into the buffer. This might be less than the number of bytes requested if that number of bytes are not currently available, or zero if the end of the stream is reached.
| Exception | Condition |
|---|---|
| ArgumentNullException | array聽is聽null. |
| ArgumentOutOfRangeException | offset聽or聽count聽is negative. |
| NotSupportedException | The stream does not support reading. |
| IOException | An I/O error occurred. |
| ArgumentException | offset聽and聽count聽describe an invalid range in聽array. |
| ObjectDisposedException | Methods were called after the stream was closed. |
以上就是C# FileStream.Read Method的内容，更多相关内容请关注PHP中文网（www.php.cn）！
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