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<?php $n=10000000; $a=1; $b=2; $start=microtime(1); for($i=1;$i<=$n;$i++) { if ($a!=$b) $c=$a+$b;else $c=8; } print (microtime(1)-$start)."\n"; $start=microtime(1); for($i=1;$i<=$n;$i++) { $c=($a!=$b)?($a+$b):8; } print (microtime(1)-$start)."\n";

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37.55 ms | 402 KiB | 5 Q