Display post select input field.
Via select2 input field
array( 'id' => 'select2_posts_list_field', 'title' => __('Post select field','text-domain'), 'details' => __('Description of multi select2 for Page list field','text-domain'), 'type' => 'select2', 'args' => 'WPADMINSETTINGS_POSTS_ARRAY', ),
array( 'id' => 'select2_posts_list_field', 'title' => __('Post select field','text-domain'), 'details' => __('Description of multi select2 for Page list field','text-domain'), 'type' => 'select2', 'multiple' => true, 'args' => 'WPADMINSETTINGS_POSTS_ARRAY', ),
Via select
array( 'id' => 'select2_posts_list_field', 'title' => __('Post select field','text-domain'), 'details' => __('Description of multi select2 for Page list field','text-domain'), 'type' => 'select', 'multiple' => true, 'args' => 'WPADMINSETTINGS_POSTS_ARRAY', ),
array( 'id' => 'select2_posts_list_field', 'title' => __('Post select field','text-domain'), 'details' => __('Description of multi select2 for Page list field','text-domain'), 'type' => 'select', //'multiple' => true, 'args' => 'WPADMINSETTINGS_POSTS_ARRAY', ),
Via radio
array( 'id' => 'select2_posts_list_field', 'title' => __('Post select field','text-domain'), 'details' => __('Description of multi select2 for Page list field','text-domain'), 'type' => 'radio', 'args' => 'WPADMINSETTINGS_POSTS_ARRAY', ),
Via checkbox
array( 'id' => 'select2_posts_list_field', 'title' => __('Post select field','text-domain'), 'details' => __('Description of multi select2 for Page list field','text-domain'), 'type' => 'checkbox', 'args' => 'WPADMINSETTINGS_POSTS_ARRAY', ),