<pre><code class="php"&gt;    /**
 *  修改密码
 *
 * @param $data
 *
 * @return bool
 */
public function changePwd($data)
{
    /**
     * @var \common\models\User $user
     */
    $user = Yii::$app->user->identityClass::findOne(['id' => $data['id']]);
    $user->setPassword($data['password']);
    $user->generateAuthKey();
    if ( !$user->save()) {
        return $user->error;
    }

    return true;
}</code></pre>