backend/views/menu/_search.php

<?php
use yii\helpers\Html;
use yii\widgets\ActiveForm;
/* @var $this yii\web\View */
/* @var $model backend\models\MenuSearch */
/* @var $form yii\widgets\ActiveForm */
?>
<div class="menu-search">
    <?php $form = ActiveForm::begin([
        'action' => ['index'],
        'method' => 'get',
    ]); ?>
    <?= $form->field($model, 'menu_id') ?>
    <?= $form->field($model, 'menu_pid') ?>
    <?= $form->field($model, 'menu_lft') ?>
    <?= $form->field($model, 'menu_rgt') ?>
    <?= $form->field($model, 'termin_id') ?>
    <?php // echo $form->field($model, 'show') ?>
    <?php // echo $form->field($model, 'sortorder') ?>
    <div class="form-group">
        <?= Html::submitButton(Yii::t('app', 'Search'), ['class' => 'btn btn-primary']) ?>
        <?= Html::resetButton(Yii::t('app', 'Reset'), ['class' => 'btn btn-default']) ?>
    </div>
    <?php ActiveForm::end(); ?>
</div>