antshop/kcadmin/views/site/test.php

<?PHP

use yii\widgets\ActiveForm;
use yii\helpers\Html;

?>
<h1><?= $name ?></h1>

<?php $form = ActiveForm::begin(['id' => 'login-form']); ?>

<?= $form->field($model, '用户:',['template' => '{input}'])->textInput(['autofocus' => true]) ?>

<div class="form-group">
    <?= Html::submitButton('Login', ['class' => 'btn btn-primary', 'name' => 'login-button']) ?>
</div>

<?php ActiveForm::end(); ?>