URLSearchParams.keys()

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

None.

Returns an iterator.

// 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

• The URL interface.