3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public $q = "QQQ"; } class B { public $p = "PPP"; } $a = "q"; $vari = "aa"; $oa = new A(); echo $oa->$$a;

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)
8.3.40.0070.00718.61
8.3.30.0100.00318.70
8.3.20.0070.00020.38
8.3.10.0050.00323.37
8.3.00.0000.00819.38
8.2.170.0120.00322.96
8.2.160.0100.00322.02
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0070.00317.63
8.2.110.0000.01120.38
8.2.100.0040.00817.88
8.2.90.0060.00319.14
8.2.80.0080.00017.97
8.2.70.0080.00017.50
8.2.60.0000.00817.93
8.2.50.0060.00318.07
8.2.40.0040.00419.39
8.2.30.0000.00720.68
8.2.20.0000.00817.56
8.2.10.0040.00418.03
8.2.00.0040.00418.18
8.1.270.0090.00023.83
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0060.00323.82
8.1.230.0040.00717.82
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.36
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0050.00318.65
8.1.160.0040.00422.00
8.1.150.0030.00518.88
8.1.140.0030.00619.54
8.1.130.0000.00717.72
8.1.120.0000.00817.38
8.1.110.0070.00317.46
8.1.100.0060.00317.50
8.1.90.0000.00717.45
8.1.80.0000.00717.43
8.1.70.0030.00317.45
8.1.60.0050.00317.57
8.1.50.0040.00417.55
8.1.40.0000.00817.51
8.1.30.0030.00517.70
8.1.20.0000.00717.53
8.1.10.0040.00417.47
8.1.00.0030.00617.39
8.0.300.0050.00218.77
8.0.290.0040.00416.63
8.0.280.0040.00418.45
8.0.270.0070.00017.22
8.0.260.0030.00317.14
8.0.250.0040.00416.89
8.0.240.0000.00817.04
8.0.230.0030.00316.97
8.0.220.0030.00516.88
8.0.210.0000.00716.84
8.0.200.0040.00417.02
8.0.190.0030.00616.97
8.0.180.0050.00316.98
8.0.170.0050.00317.00
8.0.160.0050.00217.00
8.0.150.0030.00417.00
8.0.140.0040.00416.93
8.0.130.0060.00013.39
8.0.120.0050.00316.80
8.0.110.0030.00517.02
8.0.100.0040.00416.94
8.0.90.0030.00516.86
8.0.80.0040.01117.01
8.0.70.0000.00816.95
8.0.60.0000.00716.94
8.0.50.0040.00416.85
8.0.30.0090.00617.09
8.0.20.0120.00917.40
8.0.10.0020.00517.02
8.0.00.0070.01016.79
7.4.330.0000.00615.20
7.4.320.0020.00516.54
7.4.300.0060.00016.61
7.4.290.0000.00716.47
7.4.280.0060.00316.50
7.4.270.0030.00316.59
7.4.260.0070.00016.48
7.4.250.0040.00416.46
7.4.240.0050.00216.56
7.4.230.0040.00416.61
7.4.220.0170.00716.36
7.4.210.0030.01216.56
7.4.200.0030.00316.34
7.4.160.0040.01316.30
7.4.150.0180.00317.40
7.4.140.0070.01217.86
7.4.130.0070.01116.65
7.4.120.0110.00716.56
7.4.110.0130.00416.66
7.4.100.0070.01716.61
7.4.90.0120.00616.49
7.4.80.0080.01219.39
7.4.70.0060.00916.58
7.4.60.0110.00616.55
7.4.50.0060.00016.39
7.4.40.0120.00916.43
7.4.30.0060.01216.55
7.4.00.0060.00914.92
7.3.330.0050.00013.16
7.3.320.0050.00013.30
7.3.310.0070.00016.25
7.3.300.0030.00316.34
7.3.290.0000.00716.26
7.3.280.0070.01116.29
7.3.270.0110.00617.40
7.3.260.0090.00816.44
7.3.250.0080.00916.40
7.3.240.0140.00716.27
7.3.230.0140.00316.56
7.3.210.0130.00616.41
7.3.200.0060.01216.38
7.3.190.0120.00916.34
7.3.180.0030.01316.29
7.3.170.0040.01616.52
7.3.160.0090.00616.40
7.2.330.0150.00616.77
7.2.320.0030.01516.79
7.2.310.0030.01916.71
7.2.300.0060.01816.29
7.2.290.0100.00716.73
7.2.60.0070.00716.82
7.2.00.0060.00619.03
7.1.200.0070.00715.73
7.1.100.0090.00918.00
7.1.70.0080.00017.05
7.1.60.0070.01819.43
7.1.50.0100.00716.70
7.1.00.0070.07322.40
7.0.200.0080.00314.80
7.0.60.0100.08319.87
7.0.50.0030.08717.82
7.0.40.0000.05020.29
7.0.30.0230.06720.26
7.0.20.0270.05320.07
7.0.10.0100.07020.10
7.0.00.0070.05720.05
5.6.280.0030.04020.91
5.6.210.0070.03720.56
5.6.200.0070.08718.18
5.6.190.0000.09020.52
5.6.180.0200.04720.46
5.6.170.0330.05020.55
5.6.160.0130.04320.56
5.6.150.0130.06718.18
5.6.140.0000.04718.23
5.6.130.0030.08318.14
5.6.120.0100.07321.12
5.6.110.0030.08020.88
5.6.100.0130.08321.11
5.6.90.0070.08321.12
5.6.80.0200.06020.42
5.5.350.0300.05320.38
5.5.340.0100.07318.04
5.5.330.0170.07720.27
5.5.320.0330.07320.38
5.5.310.0230.08020.29
5.5.300.0130.07317.98
5.5.290.0070.03718.00
5.5.280.0070.05320.98
5.5.270.0000.06720.77
5.5.260.0030.04320.76
5.5.250.0100.08020.79
5.5.240.0100.04320.25
5.4.450.0670.05719.59
5.4.440.0630.05719.47
5.4.430.0670.05019.47
5.4.420.0670.05019.59
5.4.410.0630.05319.45
5.4.400.0770.04018.87
5.4.390.0600.05719.13
5.4.380.0600.05319.15
5.4.370.0630.05319.16
5.4.360.0700.05019.31
5.4.350.0700.04719.29
5.4.340.0600.05719.28
5.4.320.0570.06019.14
5.4.310.0670.05019.01
5.4.300.0630.04719.37
5.4.290.0500.05319.01
5.4.280.0630.04718.87
5.4.270.0500.05719.11
5.4.260.0670.03719.13
5.4.250.0600.05319.27
5.4.240.0570.04718.87
5.4.230.0670.05319.14
5.4.220.0800.04319.27
5.4.210.0870.05318.83
5.4.200.0630.05319.15
5.4.190.0600.06019.26
5.4.180.0630.05319.36
5.4.170.0670.05019.10
5.4.160.0730.04019.08
5.4.150.0630.06019.13
5.4.140.0630.05716.52
5.4.130.0630.05316.70
5.4.120.0670.05316.54
5.4.110.0500.05716.56
5.4.100.0600.06316.24
5.4.90.0600.04716.71
5.4.80.0600.04316.56
5.4.70.0600.04316.42
5.4.60.0530.05016.41
5.4.50.0470.05316.56
5.4.40.0600.05016.48
5.4.30.0530.05716.42
5.4.20.0670.04316.54
5.4.10.0530.05716.58
5.4.00.0530.05715.82

preferences:
59.41 ms | 400 KiB | 5 Q