3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Test { var_dump ( A \ B :: class ) ; var_dump ( \ B :: class ) ; }

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)
8.4.120.0110.00824.08
8.4.110.0260.00718.21
8.4.100.0230.00817.63
8.4.90.0210.00618.30
8.4.80.0180.00517.99
8.4.70.0190.00717.73
8.4.60.0190.00717.49
8.4.50.0170.00717.73
8.4.40.0190.00717.98
8.4.30.0220.00417.66
8.4.20.0200.00517.58
8.4.10.0160.00617.83
8.3.250.0080.01118.75
8.3.240.0130.00516.87
8.3.230.0180.00516.48
8.3.220.0180.00317.12
8.3.210.0160.00616.61
8.3.200.0200.00616.49
8.3.190.0210.00616.51
8.3.180.0210.00616.39
8.3.170.0230.00516.98
8.3.160.0210.00417.13
8.3.150.0180.00617.32
8.3.140.0210.00416.46
8.3.130.0140.00516.50
8.3.120.0170.00516.85
8.3.110.0210.00616.57
8.3.100.0210.00616.80
8.3.90.0220.00719.05
8.3.80.0260.00316.31
8.3.70.0220.00916.37
8.3.60.0220.00716.86
8.3.50.0220.00819.50
8.3.40.0190.00717.68
8.3.30.0190.00617.62
8.3.20.0170.00418.45
8.3.10.0190.00518.50
8.3.00.0170.00518.85
8.2.290.0210.00416.51
8.2.280.0190.00617.89
8.2.270.0170.00517.13
8.2.260.0160.00616.37
8.2.250.0160.00617.78
8.2.240.0180.00616.53
8.2.230.0180.00617.38
8.2.220.0190.00518.40
8.2.210.0180.00618.90
8.2.200.0200.00416.45
8.2.190.0200.00616.79
8.2.180.0190.00516.81
8.2.170.0220.00518.83
8.2.160.0230.00418.62
8.2.150.0210.00519.10
8.2.140.0190.00519.12
8.2.130.0200.00319.52
8.2.120.0170.00418.28
8.2.110.0160.00418.65
8.2.100.0190.00617.50
8.2.90.0190.00617.39
8.2.80.0180.00417.73
8.2.70.0170.00417.40
8.2.60.0150.00317.55
8.2.50.0140.00517.77
8.2.40.0180.00618.28
8.2.30.0190.00417.71
8.2.20.0190.00617.32
8.2.10.0210.00317.71
8.2.00.0170.00517.60
8.1.330.0210.00617.18
8.1.320.0140.00716.06
8.1.310.0190.00416.52
8.1.300.0210.00516.64
8.1.290.0160.00519.71
8.1.280.0180.00818.59
8.1.270.0160.00417.88
8.1.260.0150.00319.46
8.1.250.0170.00519.86
8.1.240.0190.00418.61
8.1.230.0180.00417.32
8.1.220.0150.00517.20
8.1.210.0170.00517.41
8.1.200.0180.00417.06
8.1.190.0190.00316.93
8.1.180.0150.00617.40
8.1.170.0160.00617.41
8.1.160.0150.00617.52
8.1.150.0130.00517.50
8.1.140.0130.00417.51
8.1.130.0150.00617.81
8.1.120.0180.00317.20
8.1.110.0160.00617.11
8.1.100.0160.00617.15
8.1.90.0170.00517.07
8.1.80.0170.00416.96
8.1.70.0110.00517.15
8.1.60.0120.00417.27
8.1.50.0120.00417.11
8.1.40.0170.00417.23
8.1.30.0160.00617.33
8.1.20.0200.00317.23
8.1.10.0170.00517.30
8.1.00.0190.00417.19
8.0.300.0160.00516.96
8.0.290.0160.00416.64
8.0.280.0150.00517.00
8.0.270.0160.00516.58
8.0.260.0170.00416.86
8.0.250.0150.00616.53
8.0.240.0140.00616.59
8.0.230.0180.00416.61
8.0.220.0150.00616.50
8.0.210.0170.00516.49
8.0.200.0130.00616.65
8.0.190.0120.00716.71
8.0.180.0170.00516.63
8.0.170.0170.00416.57
8.0.160.0170.00516.60
8.0.150.0160.00616.57
8.0.140.0150.00616.46
8.0.130.0150.00615.69
8.0.120.0170.00516.47
8.0.110.0150.00516.55
8.0.100.0160.00416.51
8.0.90.0170.00516.53
8.0.80.0160.00516.63
8.0.70.0150.00616.53
8.0.60.0130.00616.46
8.0.50.0150.00516.40
8.0.30.0160.00616.49
8.0.20.0170.00716.70
8.0.10.0200.00416.54
8.0.00.0190.00716.66
7.4.330.0180.00216.05
7.4.320.0170.00616.16
7.4.300.0130.00416.21
7.4.290.0110.00316.32
7.4.280.0160.00416.09
7.4.270.0200.00516.21
7.4.260.0200.00516.22
7.4.250.0200.00516.16
7.4.240.0160.00516.22
7.4.230.0200.00516.18
7.4.220.0150.00616.20
7.4.210.0180.00816.22
7.4.200.0200.00516.08
7.4.190.0270.00616.20
7.4.180.0290.00516.12
7.4.160.0260.00516.16
7.4.150.0250.00716.02
7.4.140.0210.00616.13
7.4.130.0130.00816.18
7.4.120.0180.00516.11
7.4.110.0160.00616.02
7.4.100.0150.00716.11
7.4.90.0170.00516.17
7.4.80.0180.00516.81
7.4.70.0160.00816.13
7.4.60.0170.00615.97
7.4.50.0140.00716.06
7.4.40.0140.00615.93
7.4.30.0160.00716.01
7.4.20.0170.00616.06
7.4.10.0200.00616.09
7.4.00.0160.00716.02
7.3.330.0190.00415.89
7.3.320.0180.00315.10
7.3.310.0160.00415.89
7.3.300.0140.00515.85
7.3.290.0140.00715.96
7.3.280.0200.00315.88
7.3.270.0170.00715.92
7.3.260.0160.00615.84
7.3.250.0180.00415.72
7.3.240.0130.00716.12
7.3.230.0210.00715.90
7.3.220.0240.00615.73
7.3.210.0160.00915.94
7.3.200.0170.00615.89
7.3.190.0180.00515.77
7.3.180.0170.00715.79
7.3.170.0160.00516.16
7.3.160.0140.00615.74
7.3.150.0140.00515.69
7.3.140.0190.00415.73
7.3.130.0170.00615.91
7.3.120.0180.00415.77
7.3.110.0170.00615.96
7.3.100.0150.00815.84
7.3.90.0160.00716.08
7.3.80.0150.00515.88
7.3.70.0160.00615.93
7.3.60.0180.00615.96
7.3.50.0200.00316.05
7.3.40.0200.00415.89
7.3.30.0170.00516.04
7.3.20.0270.00515.96
7.3.10.0180.00415.92
7.3.00.0170.00515.97
7.2.340.0130.00515.81
7.2.330.0150.00516.06
7.2.320.0150.00415.91
7.2.310.0120.00615.99
7.2.300.0130.00715.88
7.2.290.0150.00415.84
7.2.280.0130.00515.98
7.2.270.0140.00515.98
7.2.260.0120.00616.01
7.2.250.0140.00515.99
7.2.240.0150.00515.98
7.2.230.0130.00815.87
7.2.220.0140.00615.96
7.2.210.0150.00416.01
7.2.200.0150.00516.05
7.2.190.0110.00616.03
7.2.180.0140.00415.99
7.2.170.0150.00215.93
7.2.160.0150.00316.00
7.2.150.0160.00516.03
7.2.140.0200.00516.05
7.2.130.0180.00316.10
7.2.120.0120.00716.04
7.2.110.0160.00716.08
7.2.100.0150.00416.08
7.2.90.0160.00516.02
7.2.80.0170.00416.07
7.2.70.0160.00515.99
7.2.60.0140.00616.08
7.2.50.0130.00616.19
7.2.40.0130.00716.16
7.2.30.0160.00416.18
7.2.20.0130.00516.20
7.2.10.0130.00616.24
7.2.00.0220.00316.27

preferences:
32.15 ms | 403 KiB | 5 Q