3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { static $q = "QQQ"; } class B { static $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)
8.3.40.0070.00718.84
8.3.30.0140.00018.42
8.3.20.0070.00020.01
8.3.10.0040.00423.51
8.3.00.0050.00319.38
8.2.170.0000.01522.96
8.2.160.0130.00722.15
8.2.150.0110.00524.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0030.00617.72
8.2.110.0060.00320.35
8.2.100.0110.00017.93
8.2.90.0090.00319.05
8.2.80.0030.00617.97
8.2.70.0080.00017.63
8.2.60.0000.00818.03
8.2.50.0030.00618.07
8.2.40.0070.00019.52
8.2.30.0040.00420.69
8.2.20.0030.00617.66
8.2.10.0020.00518.18
8.2.00.0040.00418.12
8.1.270.0050.00323.96
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0060.00322.46
8.1.230.0130.00317.72
8.1.220.0000.00717.74
8.1.210.0030.00618.77
8.1.200.0040.00417.35
8.1.190.0040.00417.11
8.1.180.0040.00418.10
8.1.170.0000.00818.50
8.1.160.0030.00522.08
8.1.150.0040.00418.89
8.1.140.0030.00519.63
8.1.130.0000.00817.66
8.1.120.0040.00417.40
8.1.110.0080.00317.34
8.1.100.0000.00817.46
8.1.90.0000.00817.35
8.1.80.0050.00517.48
8.1.70.0000.00717.50
8.1.60.0000.00717.42
8.1.50.0050.00317.42
8.1.40.0000.00817.50
8.1.30.0000.00817.70
8.1.20.0040.00417.63
8.1.10.0040.00417.49
8.1.00.0000.00817.42
8.0.300.0030.00618.77
8.0.290.0040.00416.75
8.0.280.0040.00418.45
8.0.270.0030.00317.34
8.0.260.0030.00317.25
8.0.250.0040.00417.05
8.0.240.0040.00416.98
8.0.230.0000.00816.99
8.0.220.0070.00016.84
8.0.210.0040.00416.92
8.0.200.0030.00316.88
8.0.190.0060.00317.04
8.0.180.0070.00016.98
8.0.170.0040.00416.89
8.0.160.0070.00016.93
8.0.150.0000.00717.00
8.0.140.0030.00516.89
8.0.130.0000.00613.35
8.0.120.0000.00816.83
8.0.110.0040.00416.84
8.0.100.0030.00316.97
8.0.90.0020.00517.00
8.0.80.0140.00016.90
8.0.70.0070.00016.81
8.0.60.0000.00716.82
8.0.50.0020.00516.89
8.0.30.0100.00517.07
8.0.20.0110.00917.40
8.0.10.0020.00517.18
8.0.00.0080.01016.80
7.4.330.0030.00315.09
7.4.320.0070.00016.43
7.4.300.0040.00416.61
7.4.290.0030.00316.63
7.4.280.0000.00816.59
7.4.270.0030.00316.49
7.4.260.0000.00716.51
7.4.250.0040.00416.47
7.4.240.0020.00616.52
7.4.230.0070.00016.69
7.4.220.0100.01016.64
7.4.210.0060.00916.59
7.4.200.0000.00716.34
7.4.160.0030.01216.43
7.4.150.0100.00717.40
7.4.140.0110.00717.86
7.4.130.0100.00816.62
7.4.120.0130.00516.61
7.4.110.0070.01016.48
7.4.100.0090.01116.57
7.4.90.0100.00716.48
7.4.80.0090.00919.39
7.4.70.0110.00716.40
7.4.60.0100.01316.47
7.4.50.0000.00816.56
7.4.40.0130.00316.53
7.4.30.0080.00916.51
7.4.00.0030.01214.93
7.3.330.0000.00613.29
7.3.320.0000.00613.26
7.3.310.0000.00816.32
7.3.300.0030.00316.30
7.3.290.0040.00416.21
7.3.280.0080.00916.26
7.3.270.0150.00917.40
7.3.260.0120.00416.40
7.3.250.0090.00716.38
7.3.240.0130.00716.51
7.3.230.0060.01116.43
7.3.210.0120.00616.24
7.3.200.0100.00616.30
7.3.190.0200.00316.55
7.3.180.0110.00416.52
7.3.170.0100.00616.45
7.3.160.0070.01016.23
7.3.120.0030.01414.77
7.3.110.0070.01014.40
7.3.100.0000.01814.72
7.3.90.0000.01814.78
7.3.80.0090.00614.52
7.3.70.0070.00714.73
7.3.60.0000.01314.89
7.3.50.0070.00714.64
7.3.40.0040.00714.66
7.3.30.0090.00314.83
7.3.20.0030.01216.75
7.3.10.0100.00316.70
7.3.00.0030.01016.78
7.2.330.0030.01416.53
7.2.320.0110.00616.68
7.2.310.0090.01116.28
7.2.300.0030.01416.64
7.2.290.0090.01316.35
7.2.250.0070.01314.94
7.2.240.0140.00714.87
7.2.230.0140.00014.89
7.2.220.0140.00714.63
7.2.210.0030.01015.04
7.2.200.0030.00914.90
7.2.190.0040.01114.91
7.2.180.0060.00914.73
7.2.170.0130.00015.04
7.2.60.0030.01016.86
7.2.00.0030.00719.12
7.1.330.0110.00415.81
7.1.320.0100.00715.75
7.1.310.0080.00815.78
7.1.300.0110.00315.64
7.1.290.0040.01115.33
7.1.280.0060.00915.66
7.1.270.0030.01015.64
7.1.260.0100.00015.57
7.1.200.0000.01515.47
7.1.100.0110.00717.64
7.1.70.0070.00017.03
7.1.60.0140.01019.43
7.1.50.0040.01516.98
7.1.00.0030.08022.43
7.0.200.0180.00414.52
7.0.60.0030.05719.96
7.0.50.0100.05017.87
7.0.40.0070.04320.27
7.0.30.0100.05720.12
7.0.20.0370.06020.15
7.0.10.0130.04020.06
7.0.00.0070.07720.22
5.6.280.0030.05020.89
5.6.210.0070.04320.77
5.6.200.0130.06718.15
5.6.190.0030.04720.68
5.6.180.0300.04020.55
5.6.170.0230.08320.46
5.6.160.0130.07720.39
5.6.150.0070.08018.15
5.6.140.0070.05318.18
5.6.130.0030.04718.28
5.6.120.0070.04720.99
5.6.110.0070.09320.98
5.6.100.0070.08721.13
5.6.90.0030.07321.03
5.6.80.0070.08320.51
5.5.350.0200.04320.52
5.5.340.0070.08017.98
5.5.330.0170.06020.19
5.5.320.0330.07720.29
5.5.310.0300.07720.35
5.5.300.0000.08017.94
5.5.290.0030.05317.95
5.5.280.0070.07320.96
5.5.270.0100.04320.88
5.5.260.0070.08020.79
5.5.250.0100.08320.68
5.5.240.0030.07720.11
5.4.450.0130.05719.31
5.4.440.0170.06019.58
5.4.430.0200.05019.32
5.4.420.0230.05019.46
5.4.410.0200.04719.18
5.4.400.0070.05718.84
5.4.390.0270.06719.29
5.4.380.0230.04319.12
5.4.370.0170.05019.16
5.4.360.0270.05319.17
5.4.350.0300.05319.22
5.4.340.0200.05019.23
5.4.320.0100.06018.84
5.4.310.0100.05719.25
5.4.300.0130.05319.11
5.4.290.0130.05318.82
5.4.280.0200.05019.22
5.4.270.0100.05719.05
5.4.260.0130.05319.23
5.4.250.0000.06719.11
5.4.240.0170.05019.27
5.4.230.0200.06318.87
5.4.220.0170.05719.30
5.4.210.0230.05319.05
5.4.200.0270.04019.11
5.4.190.0200.05318.86
5.4.180.0230.05019.29
5.4.170.0170.05319.39
5.4.160.0200.04719.13
5.4.150.0130.06019.11
5.4.140.0200.04316.32
5.4.130.0230.05716.38
5.4.120.0200.05016.50
5.4.110.0130.05316.66
5.4.100.0270.03716.68
5.4.90.0100.05316.66
5.4.80.0170.04716.28
5.4.70.0200.05016.60
5.4.60.0230.04716.59
5.4.50.0200.05016.57
5.4.40.0200.05316.62
5.4.30.0130.05316.48
5.4.20.0200.04716.55
5.4.10.0200.04716.48
5.4.00.0170.04715.69

preferences:
56.2 ms | 400 KiB | 5 Q