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

No specification found

No specification data found for api.URLSearchParams.keys.
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Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
keys
49
17
44
No
36
10.1
49
49
44
36
10.3
5.0

See also

  • The URL interface.

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https://developer.mozilla.org/en-US/docs/Web/API/URLSearchParams/keys