yii2 模块中的验证码使用

1.

<?= $form->field($model, 'verifyCode')->widget(Captcha::className(), [
'captchaAction' => '/customer/contact/captcha',
'template' => '<div class="row"><div class="col-lg-3">{image}</div><div class="col-lg-6">{input}</div></div>',
//'options' => [
// 'class' => 'btn-refresh-captcha',
// ],
]) ?>

2.

模块中加入：

['verifyCode', 'captcha','captchaAction'=>'/customer/contact/captcha'],