Online PHP editor | refs for JP18R

<?php $array = [ 'label' => 'Evening', 'hour' => '15', 'minute' => '00', 'add_time' => 'enabled', 'zlzkrrwlwchehhtvdnmq_add_date' => '29 November 2022', 'zlzkrrwlwchehhtvdnmq_zoom_id' => null, 'zlzkrrwlwchehhtvdnmq_stock' => null, 'sfujorleiwijcczciess_add_date' => '30 November 2022' ]; var_export( array_filter( $array, fn($k) => preg_match('/(?:add_date|hour|minute)$/', $k), ARRAY_FILTER_USE_KEY ) );