yii2验证码

models:

<?php
namespace frontend\models;
use yii\base\Model;
class LoginForm extends Model
{
	public $captcha;
	public function rules()
	{
		return [
			['captcha','captcha']
		];
	}
}

  

控制器：

<?php
namespace frontend\controllers;
use Yii;
use frontend\models\LoginForm;
class IndexController extends \yii\web\Controller
{
	
	public function actionSite()
	{
		$model=new LoginForm();
		return $this->render('site',[
			'model'=>$model
			]);
	}

}

  

视图：

<?php
$form=\yii\bootstrap\ActiveForm::begin();
?>
<?=
$form->field($model,'captcha')->widget(\yii\captcha\Captcha::className(),[
	'template'=>"{input}{image}"
	]);
?>
<?= \yii\bootstrap\Html::submitButton("登录")?>
<?php  \yii\bootstrap\ActiveForm::end();?>

  

文章来源: blog.csdn.net，作者：贵哥的编程之路(热爱分享)，版权归原作者所有，如需转载，请联系作者。

原文链接：blog.csdn.net/qq_37805832/article/details/122814555