3v4l.org

run code in 300+ PHP versions simultaneously
<?php printf($c='<?php printf($c=%c%s%c,39,$c,39)?>',39,$c,39)

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)
5.4.40.0190.04811.94
5.4.30.0290.06911.93
5.4.20.0170.04311.93
5.4.10.0150.04411.93
5.4.00.0170.04211.42
5.3.140.0190.04612.66
5.3.130.0230.04612.66
5.3.120.0170.04812.66
5.3.110.0180.04612.66
5.3.100.0170.04812.12
5.3.90.0230.04112.08
5.3.80.0160.04812.07
5.3.70.0170.04712.08
5.3.60.0200.04912.06
5.3.50.0220.04512.00
5.3.40.0190.05012.00
5.3.30.0170.04811.95
5.3.20.0210.04411.73
5.3.10.0240.06711.69
5.3.00.0160.04511.67

preferences:
135.5 ms | 1394 KiB | 7 Q