array(4) { [0] => array(7) { 'Title' => string(6) "Räume" 'Value' => string(0) "" 'Tag' => string(0) "" 'Unit' => string(0) "" 'GroupID' => string(4) "1000" 'GroupName' => string(0) "" 'Childs' => array(1) { [0] => array(4) { ... } } } [1] => array(7) { 'Title' => string(8) "Umgebung" 'Value' => string(0) "" 'Tag' => string(0) "" 'Unit' => string(0) "" 'GroupID' => string(4) "1000" 'GroupName' => string(0) "" 'Childs' => array(3) { [0] => array(4) { ... } [1] => array(4) { ... } [2] => array(4) { ... } } } [2] => array(7) { 'Title' => string(8) "Flächen" 'Value' => string(0) "" 'Tag' => string(0) "" 'Unit' => string(0) "" 'GroupID' => string(4) "1000" 'GroupName' => string(0) "" 'Childs' => array(3) { [0] => array(4) { ... } [1] => array(4) { ... } [2] => array(4) { ... } } } [3] => array(7) { 'Title' => string(16) "Dienstleistungen" 'Value' => string(0) "" 'Tag' => string(0) "" 'Unit' => string(0) "" 'GroupID' => string(4) "1000" 'GroupName' => string(0) "" 'Childs' => array(1) { [0] => array(4) { ... } } } }