url:"{:url('index/user/insert')}",

报错啊

[8192] ErrorException in Url.php line 144strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior                parse_str($info['query'], $params);                $vars = array_merge($params, $vars);            }        }        // 检测URL绑定        if (!$this->bindCheck) {            $bind = $this->app['route']->getBind();            if (0 === strpos($url, $bind)) {                $url = substr($url, strlen($bind) + 1);            }        }        // 还原URL分隔符        $depr = $this->app['config']->get('pathinfo_depr');        $url  = str_replace('/', $depr, $url);        // URL后缀