3v4l.org

run code in 300+ PHP versions simultaneously
<?php $bla = "000005"; if (empty($bla)) echo 'bla' else 'no;';

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)
5.4.40.0200.05411.97
5.4.30.0180.04511.96
5.4.20.0180.04211.96
5.4.10.0200.04411.96
5.4.00.0190.04111.46
5.3.140.0180.04912.66
5.3.130.0210.04612.66
5.3.120.0170.05012.66
5.3.110.0190.04712.66
5.3.100.0170.04912.12
5.3.90.0170.04712.08
5.3.80.0210.04512.08
5.3.70.0200.04512.07
5.3.60.0200.05512.06
5.3.50.0210.04512.00
5.3.40.0220.04312.00
5.3.30.0260.05811.95
5.3.20.0190.04311.73
5.3.10.0210.04811.68
5.3.00.0160.04411.67

preferences:
138.86 ms | 1394 KiB | 7 Q