#how to access search/query params of the URL in an API route?

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inland tiger
#

this is the type of NextApiRequest in an API route using the node runtime.

export interface NextApiRequest extends IncomingMessage {
    /**
     * Object of `query` values from url
     */
    query: Partial<{
        [key: string]: string | string[];
    }>;
    /**
     * Object of `cookies` from header
     */
    cookies: Partial<{
        [key: string]: string;
    }>;
    body: any;
    env: Env;
    draftMode?: boolean;
    preview?: boolean;
    /**
     * Preview data set on the request, if any
     * */
    previewData?: PreviewData;
}

how can I access the query object?

for example, if the URL looks like this: http://localhost:3000/api/node/prisma-neon-regional?count=1, how can I access count?

royal crowBOT
#

Hi @inland tiger. I'm kapa.ai, your friendly support bot. I will try to answer your question by searching through the knowledge base. :wave:

#

In a Next.js API route, you can access the query parameters of a URL through the query object of the NextApiRequest instance. This object contains key-value pairs where the key is the name of the query parameter and the value is the corresponding value from the URL.

Here's an example of how you can access the count query parameter from your URL:

import type { NextApiRequest, NextApiResponse } from 'next'
 
export default function handler(req: NextApiRequest, res: NextApiResponse) {
 const { count } = req.query
 // Now you can use the `count` variable in your code
}

In this example, req.query is an object that contains the query parameters from the URL. By using destructuring (const { count } = req.query), you're extracting the count property from the req.query object. If the URL includes ?count=1, then count will be '1'.

Please note that the value of count will be a string, even if it's a number in the URL. If you need it as a number, you'll have to convert it using parseInt(count, 10) or Number(count).

This information is based on the Next.js documentation on API Routes (https://nextjs.org/docs/pages/building-your-application/routing/api-routes#request-helpers).

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