stream_supports_lock
(PHP 5 >= 5.3.0)
stream_supports_lock — Tells whether the stream supports locking.
Description
bool stream_supports_lock
( resource
$stream
)Tells whether the stream supports locking through flock().
Parameters
-
stream -
The stream to check.
Return Values
Returns TRUE on success or FALSE on failure.
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Коментарии
This method returns TRUE on custom wrappers by default if you don't implement the stream_lock() method inside the wrapper : streamwrapper.stream-lock