Curl GET and Curl Post function to consume endpoints (YII2)

curl_get_curl_post.php

    public static function curlPost($arr, $url, $type) {

        $curl = curl_init();

        curl_setopt_array($curl, array(
            CURLOPT_URL => $url,
            CURLOPT_RETURNTRANSFER => true,
            CURLOPT_ENCODING => "",
            CURLOPT_MAXREDIRS => 10,
            CURLOPT_TIMEOUT => 30,
            CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
            CURLOPT_CUSTOMREQUEST => "POST",
            CURLOPT_POSTFIELDS => json_encode($arr),
            CURLOPT_HTTPHEADER => Misc::headerType($type),
        ));

        $response = curl_exec($curl);
        $err = curl_error($curl);

        curl_close($curl);

        if ($err) {
            Yii::error("cURL Error #:" . $err);
            return null;
        } else {
            return $response;
        }
    }

    public static function curlGet($url, $type) {
        $curl = curl_init();

        curl_setopt_array($curl, array(
            CURLOPT_URL => $url,
            CURLOPT_RETURNTRANSFER => true,
            CURLOPT_ENCODING => "",
            CURLOPT_MAXREDIRS => 10,
            CURLOPT_TIMEOUT => 30,
            CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
            CURLOPT_CUSTOMREQUEST => "GET",
            CURLOPT_HTTPHEADER => Misc::headerType($type),
        ));

        $response = curl_exec($curl);
        $err = curl_error($curl);
        curl_close($curl);

        if ($err) {
            Yii::error($err);
            return "cURL Error #:" . $err;
        } else {
            return json_decode($response);
        }
    }

  private static function headerType($type) {
        $header = array();
        switch ($type) {
            case 'endpoint_type': {
                    $header = array(
                        "content-type: application/json"
                    );
                    break;
                }
            default : {
                    $header = array("content-type: application/json");
                    break;
                }
        }
        return $header;
    }