3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo $_SERVER['HTTP_USER_AGENT']:

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)
5.4.40.0170.04411.97
5.4.30.0150.04511.96
5.4.20.0220.03911.96
5.4.10.0140.04511.97
5.4.00.0200.04111.46
5.3.140.0180.04712.66
5.3.130.0250.04312.66
5.3.120.0230.04412.66
5.3.110.0270.07012.66
5.3.100.0190.04712.12
5.3.90.0210.04312.08
5.3.80.0180.04712.08
5.3.70.0230.05512.07
5.3.60.0240.05612.06
5.3.50.0160.04712.00
5.3.40.0230.04312.00
5.3.30.0200.04511.95
5.3.20.0180.04711.72
5.3.10.0180.04311.68
5.3.00.0190.04211.67

preferences:
141.08 ms | 1394 KiB | 7 Q