(PECL sync >= 1.0.0)

SyncMutex::lockWaits for an exclusive lock


public SyncMutex::lock ([ int $wait = -1 ] ) : bool

Obtains an exclusive lock on a SyncMutex object. If the lock is already acquired, then this increments an internal counter.

Elenco dei parametri


The number of milliseconds to wait for the exclusive lock. A value of -1 is infinite.

Valori restituiti

A boolean of TRUE if the lock was obtained, FALSE otherwise.


Example #1 SyncMutex::lock() example

= new SyncMutex("UniqueName");

if (!
"Unable to lock mutex.";


/* ... */


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