3v4l.org

run code in 300+ PHP versions simultaneously
<?php $stringVar = 'iAmSomeRandomString'; $stringArr = array('rando' => 'iAmSomeRandomString'); echo "Start"; $start = microtime(true); echo $stringVar; $laptime = microtime(true); echo $stringArr['rando']; $stop = microtime(true); echo "\n"; printf("%13s: %1.6f\n", "First case", $laptime-$start); printf("%13s: %1.6f\n", "Second case", $stop-$laptime);

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