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# sebastian/comparator[](https://github.com/sebastianbergmann/comparator/actions)[](https://shepherd.dev/github/sebastianbergmann/comparator)This component provides the functionality to compare PHP values for equality.## InstallationYou can add this library as a local, per-project dependency to your project using [Composer](https://getcomposer.org/):```composer require sebastian/comparator```If you only need this library during development, for instance to run your project's test suite, then you should add it as a development-time dependency:```composer require --dev sebastian/comparator```## Usage```php<?phpuse SebastianBergmann\Comparator\Factory;use SebastianBergmann\Comparator\ComparisonFailure;$date1 = new DateTime('2013-03-29 04:13:35', new DateTimeZone('America/New_York'));$date2 = new DateTime('2013-03-29 03:13:35', new DateTimeZone('America/Chicago'));$factory = new Factory;$comparator = $factory->getComparatorFor($date1, $date2);try {$comparator->assertEquals($date1, $date2);print "Dates match";} catch (ComparisonFailure $failure) {print "Dates don't match";}```