3v4l.org

run code in 500+ PHP versions simultaneously
<?php echo -3 ** 2; // -9

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)
8.5.60.0130.00516.71
8.5.50.0130.00516.76
8.5.30.0090.00819.64
8.5.20.0110.00620.04
8.5.10.0080.01116.55
8.5.00.0090.01119.79
8.4.210.0110.01021.34
8.4.180.0100.01420.59
8.4.170.0140.00723.88
8.4.160.0120.01023.81
8.4.150.0090.00416.87
8.4.140.0080.01317.39
8.4.130.0120.00817.63
8.4.120.0080.00820.56
8.4.110.0130.01022.44
8.4.100.0150.00517.38
8.4.90.0060.00317.46
8.4.80.0080.01217.52
8.4.70.0070.00119.40
8.4.60.0370.01117.54
8.4.50.0400.00717.47
8.4.40.0350.00917.41
8.4.30.0300.01117.31
8.4.20.0270.00817.70
8.4.10.0380.01017.30
8.3.300.0120.01019.32
8.3.290.0120.00820.81
8.3.280.0100.01118.19
8.3.270.0110.01116.47
8.3.260.0050.00316.62
8.3.250.0050.00418.91
8.3.240.0120.00816.94
8.3.230.0110.00716.53
8.3.220.0110.00716.66
8.3.210.0080.01016.53
8.3.200.0330.01016.61
8.3.190.0340.00816.55
8.3.180.0360.00916.29
8.3.170.0420.00516.25
8.3.160.0360.01016.39
8.3.150.0360.01016.41
8.3.140.0400.01016.43
8.3.130.0400.01016.16
8.3.120.0370.00816.16
8.3.110.0330.00916.34
8.3.100.0410.00716.30
8.3.90.0430.00616.41
8.3.80.0400.00716.23
8.3.70.0350.01016.26
8.3.60.0370.00816.20
8.3.50.0360.00616.62
8.3.40.0360.00617.30
8.3.30.0270.00417.50
8.3.20.0300.00717.24
8.3.10.0310.01317.37
8.3.00.0130.01117.46
8.2.300.0110.00918.71
8.2.290.0130.00420.22
8.2.280.0350.00516.41
8.2.270.0320.00816.47
8.2.260.0340.00816.33
8.2.250.0300.00916.29
8.2.240.0320.00716.30
8.2.230.0360.00916.25
8.2.220.0290.01016.31
8.2.210.0330.00716.21
8.2.200.0310.00616.27
8.2.190.0370.00616.52
8.2.180.0260.01216.36
8.2.170.0310.01017.34
8.2.160.0230.00617.37
8.2.150.0310.00917.28
8.2.140.0350.00617.18
8.2.130.0400.01017.40
8.2.120.0460.00417.45
8.2.110.0420.00717.46
8.2.100.0310.01117.49
8.2.90.0310.01117.48
8.2.80.0310.00917.42
8.2.70.0180.00517.21
8.2.60.0320.01017.24
8.2.50.0350.00717.37
8.2.40.0360.01117.28
8.2.30.0290.01117.36
8.2.20.0280.01017.26
8.2.10.0300.00817.50
8.2.00.0310.00717.26
8.1.340.0120.00721.52

preferences:
40.77 ms | 843 KiB | 5 Q