: str_replace(): Passing null to parameter #2 ($replace) of type array|string is deprecated in
<?php if ( ! defined( 'ABSPATH' ) ) exit;
* Class NF_Fields_ListState
class NF_Fields_ListState extends NF_Abstracts_List
protected $_name = 'liststate';
protected $_type = 'liststate';
protected $_nicename = 'US States';
protected $_section = 'userinfo';
protected $_icon = 'map-marker';
protected $_templates = array( 'liststate', 'listselect' );
protected $_old_classname = 'list-select';
public function __construct()
$this->_nicename = esc_html__( 'US States', 'ninja-forms' );
$this->_settings[ 'options' ][ 'value' ] = $this->get_options();
private function get_options()
// Option to have no state selected by default.
'label' => '- ' . esc_html__( 'Select State', 'ninja-forms' ) . ' -',
foreach( Ninja_Forms()->config( 'StateList' ) as $label => $value ){