URLSearchParams: keys() method

Note: This feature is available in Web Workers

The keys() method of the URLSearchParams interface returns an iterator allowing iteration through all keys contained in this object. The keys are string objects.

Syntax

js
keys()

Parameters

None.

Return value

Returns an iterator.

Examples

js
// Create a test URLSearchParams object
const searchParams = new URLSearchParams("key1=value1&key2=value2");

// Display the keys
for (const key of searchParams.keys()) {
  console.log(key);
}

The result is:

key1
key2

Specifications

Specification
URL Standard
# dom-urlsearchparams-urlsearchparams

Browser compatibility

BCD tables only load in the browser

See also

  • The URL interface.