yii2 checkBoxList [ 2.0 版本 ]

    <?=$form->field($model, 'splash_screens')->textInput()->checkboxList(['1'=>'篮球','2'=>'足球'],[
        'item' => function($index, $label, $name, $checked, $value) {
            $checked=$checked?"checked":"";
            $return = '<div class="md-checkbox">';
            $return .= '<input type="checkbox" id="' . $name . $value . '" name="' . $name . '" value="' . $value . '" class="md-checkbox" '.$checked.'>';
            $return .= '<label for="' . $name . $value . '"><span></span><span class="check"></span><span class="box"></span>' . ucwords($label) . '</label>';
            $return .= '</div>';
            return $return;
        }
    ])->label(false);?>