PHP code example of rasuvaeff / yii3-ab-testing-db

1. Go to this page and download the library: Download rasuvaeff/yii3-ab-testing-db library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

rasuvaeff / yii3-ab-testing-db example snippets


'yiisoft/db-migration' => [
    'sourcePaths' => [
        dirname(__DIR__) . '/vendor/rasuvaeff/yii3-ab-testing-db/migrations',
    ],
],


M260610000000CreateAbExperimentsTable::class => [
    '__construct()' => ['table' => 'my_ab_experiments'],
],


use Rasuvaeff\Yii3AbTesting\AbTesting;
use Rasuvaeff\Yii3AbTesting\WeightedHashAssignmentStrategy;
use Rasuvaeff\Yii3AbTestingDb\DbExperimentProvider;

$provider = new DbExperimentProvider(
    db: $connection,            // yiisoft/db ConnectionInterface
    table: 'ab_experiments',    // optional, default is 'ab_experiments'
);

$ab = new AbTesting(provider: $provider, strategy: new WeightedHashAssignmentStrategy());

if ($ab->is(experiment: 'checkout-button', variant: 'green', subjectId: (string) $userId)) {
    // green variant
}


use Rasuvaeff\Yii3AbTestingDb\CachedExperimentProvider;

$cached = new CachedExperimentProvider(
    inner: $provider,
    cache: $psr16Cache,         // PSR-16 CacheInterface
    ttl: 60,                    // seconds
);

$ab = new AbTesting(provider: $cached, strategy: new WeightedHashAssignmentStrategy());


$cached->clear();               // removes cached experiments, next call reloads from DB