3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var; $arr = array(); $arr[]; echo (!empty($arr));

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)
5.4.40.0220.05811.94
5.4.30.0190.05111.94
5.4.20.0140.04511.93
5.4.10.0190.06011.94
5.4.00.0150.04211.43
5.3.140.0240.05712.66
5.3.130.0260.07712.66
5.3.120.0160.04812.66
5.3.110.0200.06212.66
5.3.100.0240.07612.12
5.3.90.0170.04012.08
5.3.80.0200.05812.08
5.3.70.0200.05912.08
5.3.60.0180.04612.07
5.3.50.0320.08912.00
5.3.40.0170.04412.00
5.3.30.0300.06011.94
5.3.20.0190.06211.72
5.3.10.0260.05311.68
5.3.00.0240.06511.67

preferences:
141.34 ms | 1394 KiB | 7 Q