public function RulesPlugin::elements in Rules 7.2

Iterate over all elements nested below the current element.

This helper can be used to recursively iterate over all elements of a configuration. To iterate over the children only, just regularly iterate over the object.

Parameters

int $mode: (optional) The iteration mode used. See RecursiveIteratorIterator::construct(). Defaults to SELF_FIRST.

Return value

RecursiveIteratorIterator

File

includes/rules.core.inc, line 571

Rules base classes and interfaces needed for any rule evaluation.

Class

RulesPlugin

Base class for rules plugins.

Code

public function elements($mode = RecursiveIteratorIterator::SELF_FIRST) {
  return new RecursiveIteratorIterator($this, $mode);
}