<?php $a = new stdClass(); $a->foo = new stdClass(); $a->bar = $a; $a->baz = function(){return 1;}; $res = print_r($a, true); echo $res, "\n"; echo str_replace(["\r\n", "\r", "\n"], ["\n", "", '\n'], $res), "\n"; echo preg_replace('/\s+/', ' ', $res), "\n"; echo strlen($res), "\n"; echo strlen(base64_encode($res)), "\n";
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