新的方法

在 PHP 5.4.0 中引入了几个新的方法：

XSL:

• XsltProcessor::setSecurityPrefs()
• XsltProcessor::getSecurityPrefs()

SPL:

• RegexIterator::getRegex()
• SplObjectStorage::getHash()
• DirectoryIterator::getExtension()
• SplDoublyLinkedList::serialize()
• SplDoublyLinkedList::unserialize()
• SplFileInfo::getExtension()
• SplFileObject::fputcsv()
• SplQueue::serialize()
• SplQueue::unserialize()
• SplStack::serialize()
• SplStack::unserialize()
• SplTempFileObject::fputcsv()

反射:

• ReflectionExtension::isPersistent()
• ReflectionExtension::isTemporary()
• ReflectionClass::isCloneable()

Closure:

• Closure::bind()
• Closure::bindTo()

PDO_dblib:

• PDO::newRowset()

StreamWrapper:

• StreamWrapper::stream_metadata()
• StreamWrapper::stream_truncate()