Sync

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- PHP Manual
- Process Control Extensions
- Sync

# Sync

- Introduction
- Installing/Configuring
  - Requirements
  - Installation
  - Runtime Configuration
  - Resource Types
- Predefined Constants
- SyncMutex — The SyncMutex class
  - SyncMutex::__construct — Constructs a new SyncMutex object
  - SyncMutex::lock — Waits for an exclusive lock
  - SyncMutex::unlock — Unlocks the mutex
- SyncSemaphore — The SyncSemaphore class
  - SyncSemaphore::__construct — Constructs a new SyncSemaphore object
  - SyncSemaphore::lock — Decreases the count of the semaphore or waits
  - SyncSemaphore::unlock — Increases the count of the semaphore
- SyncEvent — The SyncEvent class
  - SyncEvent::__construct — Constructs a new SyncEvent object
  - SyncEvent::fire — Fires/sets the event
  - SyncEvent::reset — Resets a manual event
  - SyncEvent::wait — Waits for the event to be fired/set
- SyncReaderWriter — The SyncReaderWriter class
  - SyncReaderWriter::__construct — Constructs a new SyncReaderWriter object
  - SyncReaderWriter::readlock — Waits for a read lock
  - SyncReaderWriter::readunlock — Releases a read lock
  - SyncReaderWriter::writelock — Waits for an exclusive write lock
  - SyncReaderWriter::writeunlock — Releases a write lock
- SyncSharedMemory — The SyncSharedMemory class
  - SyncSharedMemory::__construct — Constructs a new SyncSharedMemory object
  - SyncSharedMemory::first — Check to see if the object is the first instance system-wide of named shared memory
  - SyncSharedMemory::read — Copy data from named shared memory
  - SyncSharedMemory::size — Returns the size of the named shared memory
  - SyncSharedMemory::write — Copy data to named shared memory