#### 21.2.15 write-byte [Function]

`write-byte` byte stream ⇒ byte

#### Arguments and Values::

byte—an integer of the stream element type of stream.

stream—a binary output stream.

#### Description::

write-byte writes one byte, byte, to stream.

#### Examples::

     (with-open-file (s "temp-bytes"
                        :direction :output
                        :element-type 'unsigned-byte)
        (write-byte 101 s)) ⇒  101

#### Side Effects::

stream is modified.

#### Affected By::

The element type of the stream.

#### Exceptional Situations::

Should signal an error of type type-error if stream is not a stream. Should signal an error of type error if stream is not a binary output stream.

Might signal an error of type type-error if byte is not an integer of the stream element type of stream.

#### See Also::

read-byte , write-char ,

write-sequence