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<?php $startTime = microtime(true); for($i=0; $i<100000; $i++) { $foo = "foo"; $bar = "bar"; $baz = "baz"; $array = compact('foo','bar','baz'); } $endTime = microtime(true); $elapsed = $endTime - $startTime; echo "With compact : $elapsed seconds\n"; $startTime = microtime(true); for($i=0; $i<100000; $i++) { $foo = "foo"; $bar = "bar"; $baz = "baz"; $array = [ 'foo' => $foo, 'bar' => $bar, 'baz' => $baz ]; } $endTime = microtime(true); $elapsed = $endTime - $startTime; echo "Without compact time : $elapsed seconds\n";
Output for git.master
With compact : 0.015524864196777 seconds Without compact time : 0.011129856109619 seconds
Output for git.master_jit
With compact : 0.007066011428833 seconds Without compact time : 0.0045449733734131 seconds
Output for rfc.property-hooks
With compact : 0.01055908203125 seconds Without compact time : 0.0048189163208008 seconds

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