query-string

What is the difference between URL parameters and query strings?

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The query component is indicated by the first ? in a URI. “Query string” might be a synonym (this term is not used in the URI standard). Some examples for HTTP URIs with query components: http://example.com/foo?bar http://example.com/foo/foo/foo?bar/bar/bar http://example.com/?bar http://example.com/?@bar._=???/1: http://example.com/?bar1=a&bar2=b (list of allowed characters in the query component) The “format” of the query component is … Read more

How to obtain the query string from the current URL with JavaScript?

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Have a look at the MDN article about window.location. The QueryString is available in window.location.search. 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. The returned object has a number of convenient methods, including a get-method. So the equivalent … Read more

How to configure the web.config to allow requests of any length

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Add the following to your web.config: <system.webServer> <security> <requestFiltering> <requestLimits maxQueryString=”32768″/> </requestFiltering> </security> </system.webServer> See: http://www.iis.net/ConfigReference/system.webServer/security/requestFiltering/requestLimits Updated to reflect comments. requestLimits Element for requestFiltering [IIS Settings Schema] You may have to add the following in your web.config as well <system.web> <httpRuntime maxQueryStringLength=”32768″ maxUrlLength=”65536″/> </system.web> See: httpRuntime Element (ASP.NET Settings Schema) Of course the numbers (32768 … Read more

How can I delete a query string parameter in JavaScript?

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“[&;]?” + parameter + “=[^&;]+” Seems dangerous because it parameter ‘bar’ would match: ?a=b&foobar=c Also, it would fail if parameter contained any characters that are special in RegExp, such as ‘.’. And it’s not a global regex, so it would only remove one instance of the parameter. I wouldn’t use a simple RegExp for this, … Read more

How can I get (query string) parameters from the URL in Next.js?

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Use router-hook. You can use the useRouter hook in any component in your application. https://nextjs.org/docs/api-reference/next/router#userouter pass Param import Link from “next/link”; <Link href={{ pathname: ‘/search’, query: { keyword: ‘this way’ } }}><a>path</a></Link> Or import Router from ‘next/router’ Router.push({ pathname: ‘/search’, query: { keyword: ‘this way’ }, }) In Component import { useRouter } from ‘next/router’ … Read more

Get query string parameters url values with jQuery / Javascript (querystring)

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After years of ugly string parsing, there’s a better way: URLSearchParams Let’s have a look at how we can use this new API to get values from the location! //Assuming URL has “?post=1234&action=edit” var urlParams = new URLSearchParams(window.location.search); console.log(urlParams.has(‘post’)); // true console.log(urlParams.get(‘action’)); // “edit” console.log(urlParams.getAll(‘action’)); // [“edit”] console.log(urlParams.toString()); // “?post=1234&action=edit” console.log(urlParams.append(‘active’, ‘1’)); // “? post=1234&action=edit&active=1” … Read more