et_number_of_root_elements( $elements ) {
$num = 0;
$parent_field = $this->db_fields['parent'];
foreach ( $elements as $e ) {
if ( empty( $e->$parent_field ) ) {
++$num;
}
}
return $num;
}
/**
* Unsets all the children for a given top level element.
*
* @since 2.7.0
*
* @param object $element The top level element.
* @param array $children_elements The children elements.
*/
public function unset_children( $element, &$children_elements ) {
if ( ! $element || ! $children_elements ) {
return;
}
$id_field = $this->db_fields['id'];
$id = $element->$id_field;
if ( ! empty( $children_elements[ $id ] ) && is_array( $children_elements[ $id ] ) ) {
foreach ( (array) $children_elements[ $id ] as $child ) {
$this->unset_children( $child, $children_elements );
}
}
unset( $children_elements[ $id ] );
}
}
Fatal error: Uncaught Error: Class 'Walker' not found in /home/candoodesigncom/public_html/wp-includes/class-walker-page.php:17
Stack trace:
#0 /home/candoodesigncom/public_html/wp-settings.php(212): require()
#1 /home/candoodesigncom/public_html/wp-config.php(100): require_once('/home/candoodes...')
#2 /home/candoodesigncom/public_html/wp-load.php(50): require_once('/home/candoodes...')
#3 /home/candoodesigncom/public_html/wp-blog-header.php(13): require_once('/home/candoodes...')
#4 /home/candoodesigncom/public_html/index.php(17): require('/home/candoodes...')
#5 {main}
thrown in /home/candoodesigncom/public_html/wp-includes/class-walker-page.php on line 17
Fatal error: Uncaught Error: Call to a member function set() on null in /home/candoodesigncom/public_html/wp-includes/l10n.php:856
Stack trace:
#0 /home/candoodesigncom/public_html/wp-includes/l10n.php(959): load_textdomain('default', '/home/candoodes...', 'fa_IR')
#1 /home/candoodesigncom/public_html/wp-includes/class-wp-fatal-error-handler.php(49): load_default_textdomain()
#2 [internal function]: WP_Fatal_Error_Handler->handle()
#3 {main}
thrown in /home/candoodesigncom/public_html/wp-includes/l10n.php on line 856