<?php $x = new class() { public $callCounters = []; public function call($index) { $callCounters[$index] ?? 0; ++$callCounters[$index]; } } $indexes = range('a','e'); foreach($indexes as $index) { $r = rand(1,4); for($i = 0; $i <= $r; ++$i) { $x->call($index); } } var_dump($x->callCounters);
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