3v4l.org

run code in 300+ PHP versions simultaneously
function runAllSamples(){ sample1(); sample2(); sample3(); runAllUnitTests(); } function sample1(){ $pageWriter = new PageWriter(); $pageWriter->write(); } class PageWriter{ private $useRandom = false; function __construct($testMode = false){ $useRandom = !$testMode; } function write(){ echo '';?> <?php } } function runAllUnitTests(){ $pageWriter = new PageWriter(false); $success = compareWebPageHTML($pageWriter.write()); echo 'Unit test PageWriter (sample one): ' . $success ? 'success' : 'failed'; } runAllSamples(); ?>

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
7.0.20.0430.05020.30
7.0.10.0030.09020.07
7.0.00.0030.06020.22
5.6.160.0130.07720.43
5.6.150.0070.05018.18
5.6.140.0070.04018.14
5.6.130.0100.07718.28
5.6.120.0100.07721.05
5.6.110.0070.04020.99
5.6.100.0100.07321.12
5.6.90.0030.04320.96
5.6.80.0070.03720.52
5.5.300.0030.05717.98
5.5.290.0100.08017.94
5.5.280.0070.09320.86
5.5.270.0030.04320.95
5.5.260.0100.05320.79
5.5.250.0030.07720.77
5.5.240.0170.04720.18

preferences:
140.56 ms | 1394 KiB | 7 Q