stream_supports_lock

(PHP 5 >= 5.3.0)

stream_supports_lockTells 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.

See Also

  • flock() - Portable advisory file locking

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User Contributed Notes 2 notes

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romain dot ardiet at gmail dot com
2 months ago
This method returns TRUE on custom wrappers by default if you don't implement the stream_lock() method inside the wrapper : http://php.net/manual/en/streamwrapper.stream-lock.php
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derkontrollfreak+9hy5l at gmail dot com
4 months ago
stream_supports_lock() always returns TRUE on custom wrappers.
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