Javascript get url with query string. JavaScript in the browser provides a global window.

Javascript get url with query string We’ll cover both manual parsing methods and modern, built-in APIs, along with practical examples and edge cases to ensure you can handle real-world scenarios confidently. ). Thus if you only want a form serializer it's Apr 19, 2021 · In this article, I will explain cover how you can convert a query string into an object and vice versa, which will allow you to easily get and set URL query parameters. escape() method performs URL percent-encoding on the given str in a manner that is optimized for the specific requirements of URL query strings. It works by providing properties which allow you to easily read and modify the components of a URL. From modern web APIs like URLSearchParams to classic vanilla JS and jQuery-based solutions, get practical code examples to efficiently parse your web page's query string data. hash}`; }; The cleanest version for getting relative URL. The query parameters are available in window. urlencode(), which takes in a dictionary (or list of two tuples) and crea Jun 26, 2011 · You should use window. location object providing you with all the URL parts. In this tutorial, you will learn how to use URLSearchParams to get query string parameters in JavaScript. search. Jul 12, 2025 · GET query parameters in an URL are just a string of key-value pairs connected with the symbol &. On this page, you can find fast and simple solutions on how to get query string values in JavaScript. pathname}${urlObject. href; // Full URL url. There's a polyfill available but if you want a tiny function for basic query string parsing, the following is a function stolen from the A-Frame VR toolkit which parses the query string to get the key's value you'd like: function getUrlParameter(name) { alert(window. So what can you do with it? Given a URL string, you can easily extract parameter values as in the code below for s & o Nov 9, 2025 · Parameters url A string or any other object with a stringifier that represents an absolute URL or a relative reference to a base URL. Working with Query Parameters Parse Query Parameters into an Object Create a function to convert the query string into a more accessible object format. Use the results for tracking referrals, autocomplete, and more Jul 23, 2025 · Explore the best JavaScript techniques for extracting URL query parameters. If url is an absolute URL, a given base will not be used to create the resulting URL. pathname; // Pathname url. In this article, we took a look at how to get query strings in JavaScript, including examples and best practices. It's particularly useful for accessing data passed as parameters in GET requests. May 18, 2023 · Sometimes you want to retrieve the URL query parameters when using JavaScript on the client side. The querystring. Using this method, developers are able to collect all user input or state information from the URL. To convert a JSON object into a GET query parameter we can use the following approach. Jan 13, 2020 · Learn how to parse query string parameters and get their values in JavaScript. Feb 13, 2025 · The search property of the URL interface is a search string, also called a query string, that is a string containing a "?" followed by the parameters of the URL. For example, your query string may have a type, page, and sort parameter… 324 This question already has answers here: How can I get query string values in JavaScript? (73 answers) May 25, 2010 · How to extract the query string from the URL in javascript? Thank you! Nov 25, 2008 · No, I don't think standard JavaScript has that built in, but Prototype JS has that function (surely most other JS frameworks have too, but I don't know them), they call it serialize. This approach comes with the caveat that you can no longer iterate over query parameters. */ export const getRelativeUrl = (url: string): string => { const urlObject = new URL(url); return `${urlObject. If you want a more convenient interface to work with, you can use the searchParams property of the URL interface, which returns a URLSearchParams object. Dec 28, 2011 · 498 This question already has answers here: How can I get query string values in JavaScript? (73 answers) 27 Chrome 49 implements URLSearchParams from the URL spec, an API which is useful for fiddling around with URL query parameters. The URLSearchParams interface defines utility methods to work with the query string of a URL. We can get Javascript query string URL parameters by using JavaScript split, ECMAScript 6 split, reduce or JavaScript URLSearchParams. aspx?dest=aboutus. aspx. Nov 23, 2024 · Explore effective methods to retrieve a URL without its query string using JavaScript for cleaner data handling. For example: const myParam = urlParams. Using Proxy() is faster than using Object. We can create a new URL object and extract various components from it. If url is a relative reference, base is required, and is used to resolve the final URL. It’s extremely helpful to build dynamic web applications, as passing or transferring non-sensitive user input data through query string parameters is the most popular way for Apr 22, 2020 · A quick guide to learn how to get query string parameters from the current browser URL by using vanilla JavaScript. Jul 12, 2025 · To get URL parameters using JavaScript means extracting the query string values from a URL. May 23, 2009 · Use URLSearchParams to get parameters from the query string. There are 8980 other projects in the npm registry using query-string. We also covered some common pitfalls to avoid when working with query strings in JavaScript. The returned object has a number of convenient methods, including a get-method. mints. So the equivalent of the above example would be: Jun 1, 2024 · The query string provides a way to include additional information in a URL, such as search terms, filters, sorting options, pagination details, or any other data that needs to be passed. Apr 13, 2023 · If any of the business or request logic is handled in the frontend, it's important to know how to retrieve the query string values from the URL. Mar 26, 2012 · Have a look at the MDN article about window. Start using query-string in your project by running `npm i query-string`. Get query string parameters url values with jQuery / Javascript (querystring) Asked 14 years, 1 month ago Modified 1 year, 8 months ago Viewed 461k times Jun 11, 2024 · “JavaScript get query string” refers to getting parameters from the browser URL after the “?” symbol. Code running in a (modern) browser can use the URL object (a Web API). How do I get the dest variable in JavaScript? May 23, 2025 · The search property of the Location interface is a search string, also called a query string, that is a string containing a "?" followed by the parameters of the location's URL. 237 jQuery code snippet to get the dynamic variables stored in the url as parameters and store them as JavaScript variables ready for use with your scripts: JavaScript itself has nothing built in for handling query string parameters. pushState () or history. Feb 4, 2023 · Query strings are a powerful tool for web development, allowing us to pass information between pages and manipulate data on the client-side. May 30, 2019 · The task is to get the URL name of the page without using a query string with the help of JavaScript. fromEntries() and better supported. hostname; // Domain name url. replace () method: This method searches a string for a defined value, or a regular expression, and returns a new string with the replaced defined value. This tutorial shows you how to access and use the URL query parameters of the current website in client-side JavaScript. search}${urlObject. Jan 7, 2021 · 4 ways to get values of query string parameters in a URL. Is there a way to just get the main url part, for example: Jul 22, 2025 · Explore various JavaScript methods to efficiently extract query parameters from a URL, covering both modern and classic approaches with practical code examples. The QueryString is available in window. 3. While it is accurate that this does not handle fragment identifiers, the asker did not ask for a completely sanitized URL. href); I get everything including query strings. So far the closet I have come is var lastUrl = document. www. Jan 18, 2015 · I am trying to get the full referring url to a page via javascript. Is there any way to create the query parameters for doing a GET request in JavaScript? Just like in Python you have urllib. Parse and stringify URL query strings. protocol; // Protocol url. JavaScript Mar 6, 2024 · The get() method of the URLSearchParams interface returns the first value associated to the given search parameter. URL parameters, found after the ? in a URL, pass data like search terms or user information. Latest version: 9. get('myParam'); Update: Jan-2022. JavaScript in the browser provides a global window. You normally create a new URL object by specifying the URL as a string when calling its constructor, or by providing a relative URL and a base URL. May 17, 2012 · 2) Use location ‘s properties If the URL you need to parse is the URL of the page that you are currently on, then the URL is stored right inside of window. href for the entire URL (including the query string). Functions to get query string values in JavaScript or jQuery at client-side Read this JavaScript tutorial and learn how you can easily get the URL parameters with the help of the methods provided by the URLSearchParams interface. mysite. Take a look at Mozilla's documentation for more information and other properties. Dec 13, 2024 · Using the URL and URLSearchParams objects, JavaScript provides robust methods for working with query parameters. replaceState (). Dec 19, 2024 · Explore APIs for working with URLs in JavaScript, parsing them, building query strings, iterating them, checking their validity, and more. location. Nov 5, 2025 · In this blog, we’ll explore how to extract and parse query strings from the current URL using JavaScript. hash; // Fragment identifier Example: The Jun 27, 2022 · URL Parameters (also known as Query Parameters or Query String) are a set o key value pairs attached Tagged with javascript, webdev. js: Jan 28, 2023 · How to easily parse URL in JavaScript and access components like hostname, pathname, query, or hash. Just follow the examples given below to make it work. URL is also implemented by Node. Jan 28, 2009 · Have you searched for javascript url parsers ? You could make your own, splitting on every &-character, but it's probably easier just to use existing code. 1, last published: 2 months ago. The same URL, with the query string removed. /** * @returns The path and query string (and possibly the hash fragment) of the current URL. com/default. The only drawback I've really noticed it it's size (a few hundred kb) and scope (lots of code for ajax, dom, etc. Jul 2, 2023 · This tutorial will walk through a few ways on how to build a query string in Javascript. base Optional A string representing the base URL to use in cases where url is a relative In this guide, we will share a JavaScript example of how to get the URL query string data in your custom logic or use it to pre-fill other form fields. com?name=something How to read name using JavaScript? Apr 27, 2025 · The URL interface is used to parse, construct, normalize, and encode URLs. Feb 26, 2025 · The URLSearchParams interface defines utility methods to work with the query string of a URL. Better yet, location has a property called search, which will just give you the query string. Free example source code download inclueded. Jun 17, 2020 · Here's how you can parse the query string parameters in vanilla JavaScript. Apr 1, 2024 · The URLSearchParams API is a modern interface that provides utility methods to work with the query string of a URL. He asked specifically for a url with no query string, and this answer delivers exactly that. and then use the . Nov 28, 2023 · Step-by-step guide on retrieving query string values in Javascript for web development. The other great thing about this method is that you can use it as a URL builder- add or remove params, change the path, etc. When you’re working with JavaScript, sometimes you need to access query string parameters in your script. Jan 27, 2016 · I'm trying to use the new Fetch API: I am making a GET request like this: Nov 26, 2024 · This line fetches the query string part of the URL, which starts with ? and consists of key-value pairs. search; // Query string url. If the URL does not have a search query, this property contains an empty string, "". referrer; This does not include the query attached to the url. Aug 29, 2016 · JavaScript Fallback While URLSearchParams is ideal, not all browsers support that API. With these tools, handling URLs and extracting query parameters becomes efficient and straightforward, whether you're fetching values, updating Feb 15, 2023 · The Problem You have a URL with parameters, which are known as query string parameters. Jul 23, 2025 · OUtput Using URL Constructor The URL constructor provides a more flexible way to work with URLs in JavaScript. There are a number of ways to achieve this, a few of which we'll see here. toString () method to always get a perfectly valid, nicely formatted URL string! Jun 24, 2025 · Yes, you can use URLSearchParams to modify parameters and then update the URL with history. Syntax: let url = new URL(urlString); url. This is a more modern, flexible, and cleaner approach compared to older methods like regular expressions or manual string manipulation. May 23, 2022 · You can also extract the value of different parameters from the query string using the searchParams property which returns a URLSearchParams object allowing it to access the GET query string arguments in the URL. To get javascript url parameter values by name use a regular expression. It simplifies the process of getting the values of URL parameters. I can reccomend Prototype JS, it works quite okay. Dec 13, 2024 · JavaScript provides the URL API as a robust tool to parse and manipulate URLs effortlessly, eliminating more cumbersome and error-prone string manipulation methods. I'm trying to pass data from one page to another. Aug 20, 2018 · 由於前後端分離的趨勢，很多的前端網頁都是透過 API 的方式向後端要資料，而最普遍的就是使用 GET 方法在網址後面加上「參數（parameters）」或稱「查詢字串（query string）」來向後端索取資料。 Jan 19, 2010 · I need to parse the query string www. var la.