public ListInterface::getDataDefinition()

public ListInterface::isEmpty() Determines

public ListInterface::first() Returns

public ListInterface::appendItem($value = NULL)

public ListInterface::getItemDefinition()

Interface for a list of typed data. A list of typed data contains only items of the same type, is ordered and may contain duplicates. Note that

public ListInterface::removeItem($index)

public ListInterface::filter($callback)

public ListInterface::set($index, $value)

public ListInterface::get($index) Returns