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ANSI Common Lisp  21 Streams 21.2 Dictionary of Streams
| 21.2.28 file-string-length |
Function |
- Syntax:
-
file-string-length
stream object
 length
- Arguments and Values:
-
stream - an output character file stream.
object - a string or a character.
length - a non-negative integer, or nil.
- Description:
-
file-string-length returns the difference between what
(file-position stream) would be after writing
object and its current value, or nil if this cannot be determined.
The returned value corresponds to the current state of stream
at the time of the call and might not be
the same if it is called again
when the state of the stream has changed.
- Allegro CL Implementation Details:
-
None.
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