public ListInterface::first() Returns
public ListInterface::isEmpty() Determines
public ListInterface::getDataDefinition()
public ListInterface::getItemDefinition()
public ListInterface::appendItem($value = NULL)
Interface for a list of typed data. A list of typed data contains only items of the same type, is ordered and may contain duplicates. Note that
public ListInterface::removeItem($index)
public ListInterface::filter($callback)
public ListInterface::set($index, $value)
public ListInterface::get($index) Returns