Content - ad045f73c40b065ef5eac3e3a47da3cb094afa4a - e242f24/url/urlsearchparams-has.html

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Tip revision: 83be7773ed3e2df8c2f8625d11ec35358586e48c authored by Anne van Kesteren on 13 March 2018, 17:31:34 UTC
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Tip revision: 83be777

urlsearchparams-has.html

<!doctype html>
<html>
<head>
<meta charset="utf8">
<link rel="help" href="http://url.spec.whatwg.org/#dom-urlsearchparams-has">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
test(function() {
    var params = new URLSearchParams('a=b&c=d');
    assert_true(params.has('a'));
    assert_true(params.has('c'));
    assert_false(params.has('e'));
    params = new URLSearchParams('a=b&c=d&a=e');
    assert_true(params.has('a'));
    params = new URLSearchParams('=b&c=d');
    assert_true(params.has(''));
    params = new URLSearchParams('null=a');
    assert_true(params.has(null));
}, 'Has basics');

test(function() {
    var params = new URLSearchParams('a=b&c=d&&');
    params.append('first', 1);
    params.append('first', 2);
    assert_true(params.has('a'), 'Search params object has name "a"');
    assert_true(params.has('c'), 'Search params object has name "c"');
    assert_true(params.has('first'), 'Search params object has name "first"');
    assert_false(params.has('d'), 'Search params object has no name "d"');
    params.delete('first');
    assert_false(params.has('first'), 'Search params object has no name "first"');
}, 'has() following delete()');
</script>
</head>
</html>

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