Source code
Revision control
Copy as Markdown
Other Tools
// Copyright 2011-2012 Norbert Lindenberg. All rights reserved.
// Copyright 2012 Mozilla Corporation. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 10.1.2_a
description: Tests that Intl.Collator can be subclassed.
author: Norbert Lindenberg
includes: [compareArray.js]
---*/
// get a collator and have it sort an array for comparison with the subclass
var locales = ["tlh", "id", "en"];
var a = ["A", "C", "E", "B", "D", "F"];
var referenceCollator = new Intl.Collator(locales);
var referenceSorted = a.slice().sort(referenceCollator.compare);
class MyCollator extends Intl.Collator {
constructor(locales, options) {
super(locales, options);
// could initialize MyCollator properties
}
// could add methods to MyCollator.prototype
}
var collator = new MyCollator(locales);
a.sort(collator.compare);
assert.compareArray(a, referenceSorted);
reportCompare(0, 0);