/**
* Render a Zend_Config into a JSON config string.
*
* @since 1.10
* @return string
*/
public function render() { $data =
$this->_config->
toArray();
$sectionName =
$this->_config->
getSectionName();
$extends =
$this->_config->
getExtends();
if (is_string($sectionName)) { $data = array
($sectionName =>
$data);
} foreach ($extends as $section =>
$parentSection) { $data[$section][Zend_Config_Json::EXTENDS_NAME
] =
$parentSection;
} // Ensure that each "extends" section actually exists