URLSearchParams: set() method

Note: This feature is available in Web Workers.

The set() method of the URLSearchParams interface sets the value associated with a given search parameter to the given value. If there were several matching values, this method deletes the others. If the search parameter doesn't exist, this method creates it.

Syntax

js
set(name, value)

Parameters

name

The name of the parameter to set.

value

The value of the parameter to set.

Return value

None (undefined).

Examples

js
let url = new URL("https://example.com?foo=1&bar=2");
let params = new URLSearchParams(url.search);

// Add a third parameter.
params.set("baz", 3);
params.toString(); // "foo=1&bar=2&baz=3"

Specifications

Specification
URL Standard
# dom-urlsearchparams-set

Browser compatibility

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