URLSearchParams.keys()

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

Note: This method is available in Web Workers.

Syntax

searchParams.keys();

Parameters

None.

Return value

Returns an iterator.

Examples

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

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

The result is:

key1
key2

Specifications

Specification Status Comment
URL
The definition of 'keys() (see "iterable")' in that specification.
Living Standard Initial definition.

Browser compatibility

BCD tables only load in the browser

See also

  • The URL interface.