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php -d implicit_flush=off -r  'class dog {public $name = "";public function setName($name) {$this->name = $name; }public function getName() {return $this->name; } }$rover = new dog();for ($x=0; $x<10; $x++) { $t = microtime(true);for ($i=0; $i<1000000; $i++) { $rover->setName("rover");$n = $rover->getName();}echo microtime(true) - $t;echo "\n";}'
1.48462200165
1.49136686325
1.48365998268
1.47310495377
1.46616101265
1.44583415985
1.42663908005
1.43124985695
1.42830300331
1.42891597748


php -d implicit_flush=off -r  'class dog { public $name = "";} $rover = new dog(); for ($x=0; $x<10; $x++) { $t = microtime(true); for ($i=0; $i<1000000; $i++) { $rover->name = "rover"; $n = $rover->name;} echo microtime(true) - $t;echo "\n";}'
0.700392007828
0.686674118042
0.687913894653
0.693347930908
0.697072982788
0.708423852921
0.709672927856
0.704964876175
0.704661130905
0.708118915558