'tab_title_selected_labels' => array(
'type' => 'multiselect',
'label' => esc_html__( 'Add features to the list', 'stm_vehicles_listing' ),
'options' => $this->motors_get_features_list(),
'new_tag_settings' => array(
'add_label' => esc_html__( 'Add New Feature', 'stm_vehicles_listing' ),
'taxonomy_name' => 'stm_additional_features',
'placeholder' => 'Enter feature name',
'add_btn' => 'Add',
'cancel_btn' => 'Cancel',
),
),
#new_tag_settings - to insert the 'Add New' button
If you have some elements in one list of options, you have to add a unique selector and specify it in config under the key track_by
'multiselect_2' => array(
'type' => 'multiselect',
'label' => esc_html__( 'Multiselect', 'my-domain' ),
'options' => array(
array(
'label' => 'My super title 1',
'value' => '1'
),
array(
'label' => 'My super title 1',
'value' => '2'
),
),
'track_by' => 'value'
),