// Insert an empty placeholder for the label column.
$label = [
'empty_cell' => [
- '#markup' => ' '
- ]
+ '#markup' => ' ',
+ ],
];
$label_position = array_search('plugin', array_keys($extra_field_row));
$extra_field_row = array_slice($extra_field_row, 0, $label_position, TRUE) + $label + array_slice($extra_field_row, $label_position, count($extra_field_row) - 1, TRUE);