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.

See Also

• flock() - Portable advisory file locking