3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private static $x = 1; } class B extends A { function bar() { var_dump(static::$x); } }; class C extends A { function bar() { var_dump(A::$x); } }; $a = new B; $a->bar(); $b = new C; $b->bar();

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)
8.3.60.0090.00916.50
8.3.50.0110.00417.93
8.3.40.0080.00618.88
8.3.30.0140.00018.65
8.3.20.0050.00220.21
8.3.10.0080.00023.39
8.3.00.0080.00019.38
8.2.180.0040.01216.75
8.2.170.0100.00322.96
8.2.160.0100.01022.01
8.2.150.0070.00024.18
8.2.140.0070.00024.66
8.2.130.0050.00317.63
8.2.120.0040.00426.35
8.2.110.0000.00820.39
8.2.100.0090.00317.93
8.2.90.0000.00819.05
8.2.80.0000.00817.97
8.2.70.0030.00617.50
8.2.60.0000.00917.90
8.2.50.0030.00618.07
8.2.40.0030.00619.37
8.2.30.0050.00220.50
8.2.20.0090.00017.74
8.2.10.0030.00618.00
8.2.00.0050.00217.90
8.1.270.0000.00722.02
8.1.260.0040.00428.09
8.1.250.0070.00028.09
8.1.240.0040.00422.14
8.1.230.0030.00819.44
8.1.220.0060.00317.74
8.1.210.0030.00618.77
8.1.200.0030.00617.22
8.1.190.0060.00317.22
8.1.180.0040.00418.10
8.1.170.0040.00418.84
8.1.160.0070.00021.91
8.1.150.0000.00818.73
8.1.140.0040.00419.56
8.1.130.0000.00717.66
8.1.120.0040.00417.41
8.1.110.0000.00717.34
8.1.100.0030.00517.38
8.1.90.0040.00417.46
8.1.80.0000.00717.39
8.1.70.0000.00817.27
8.1.60.0000.00817.46
8.1.50.0040.00417.56
8.1.40.0060.00317.54
8.1.30.0000.00817.54
8.1.20.0040.00417.62
8.1.10.0030.00517.53
8.1.00.0020.00517.41
8.0.300.0050.00218.77
8.0.290.0070.00016.63
8.0.280.0030.00318.38
8.0.270.0040.00417.09
8.0.260.0060.00017.19
8.0.250.0000.00716.95
8.0.240.0030.00516.92
8.0.230.0000.00716.77
8.0.220.0040.00416.89
8.0.210.0000.00816.81
8.0.200.0060.00016.95
8.0.190.0070.00016.94
8.0.180.0000.00816.88
8.0.170.0000.00816.88
8.0.160.0030.00716.89
8.0.150.0040.00416.71
8.0.140.0000.00816.80
8.0.130.0000.00613.33
8.0.120.0030.00616.86
8.0.110.0030.00516.79
8.0.100.0040.00416.72
8.0.90.0030.00517.00
8.0.80.0090.00916.91
8.0.70.0000.00716.67
8.0.60.0030.00516.91
8.0.50.0000.00716.95
8.0.30.0110.00917.18
8.0.20.0100.00917.40
8.0.10.0000.00717.12
8.0.00.0140.00416.67
7.4.330.0000.00516.73
7.4.320.0000.00616.45
7.4.300.0060.00016.54
7.4.290.0070.00016.48
7.4.280.0030.00516.48
7.4.270.0030.00316.62
7.4.260.0050.00516.58
7.4.250.0040.00416.54
7.4.240.0050.00316.54
7.4.230.0000.00716.66
7.4.220.0100.00716.59
7.4.210.0090.00916.51
7.4.200.0040.00416.40
7.4.160.0030.01216.54
7.4.150.0130.00317.40
7.4.140.0170.01117.86
7.4.130.0090.00916.53
7.4.120.0130.00716.49
7.4.110.0160.00416.71
7.4.100.0070.01416.57
7.4.90.0130.01316.43
7.4.80.0120.00619.39
7.4.70.0030.01416.61
7.4.60.0110.00516.55
7.4.50.0120.00316.27
7.4.40.0060.01216.50
7.4.30.0030.01516.39
7.4.00.0090.00615.09
7.3.330.0000.00513.23
7.3.320.0030.00313.23
7.3.310.0070.00016.17
7.3.300.0000.00716.33
7.3.290.0040.01016.36
7.3.280.0060.01416.35
7.3.270.0090.00917.40
7.3.260.0080.00816.67
7.3.240.0130.00816.27
7.3.230.0070.01016.39
7.3.210.0140.00416.29
7.3.200.0090.00916.40
7.3.190.0120.00316.59
7.3.180.0040.01216.47
7.3.170.0030.01216.34
7.3.160.0090.00616.40
7.3.120.0070.01114.86
7.3.110.0030.01414.65
7.3.100.0100.00714.84
7.3.90.0030.01314.79
7.3.80.0070.00714.88
7.3.70.0100.00314.89
7.3.60.0100.00014.84
7.3.50.0040.01114.79
7.3.40.0060.00714.86
7.3.30.0000.01114.86
7.3.20.0070.00716.57
7.3.10.0090.00316.37
7.3.00.0030.00916.42
7.2.330.0110.00416.81
7.2.320.0120.00616.39
7.2.310.0070.01116.56
7.2.300.0030.01316.87
7.2.290.0090.00916.64
7.2.250.0070.01015.27
7.2.240.0100.00314.89
7.2.230.0100.00714.84
7.2.220.0040.01415.13
7.2.210.0070.00714.92
7.2.200.0030.00714.66
7.2.190.0030.01315.07
7.2.180.0060.00614.95
7.2.170.0120.00314.90
7.2.60.0040.01216.73
7.2.00.0070.00319.26
7.1.330.0030.00915.77
7.1.320.0070.00415.59
7.1.310.0030.01415.70
7.1.300.0110.00415.70
7.1.290.0030.00715.74
7.1.280.0030.01015.51
7.1.270.0050.00515.77
7.1.260.0080.00315.47
7.1.200.0000.00815.65
7.1.100.0030.00717.78
7.1.70.0050.00516.84
7.1.60.0030.02119.48
7.1.50.0140.01016.69
7.1.00.0030.07722.44
7.0.200.0270.00414.53
7.0.60.0100.08019.82
7.0.50.0130.07317.74
7.0.40.0030.04320.13
7.0.30.0030.04320.26
7.0.20.0330.07320.26
7.0.10.0100.07020.07
7.0.00.0100.03720.23
5.6.280.0030.03020.93
5.6.210.0170.05720.66
5.6.200.0070.04318.23
5.6.190.0030.05020.43
5.6.180.0230.04320.57
5.6.170.0330.04320.57
5.6.160.0100.06720.50
5.6.150.0100.04718.17
5.6.140.0170.07318.27
5.6.130.0000.09018.24
5.6.120.0000.09720.90
5.6.110.0170.03320.98
5.6.100.0230.06721.01
5.6.90.0130.06320.98
5.6.80.0070.05020.37
5.5.350.3370.04720.36
5.5.340.0100.06317.95
5.5.330.0100.05720.35
5.5.320.0230.05020.38
5.5.310.0300.07720.41
5.5.300.0000.04017.99
5.5.290.0070.03717.97
5.5.280.0030.07020.74
5.5.270.0070.04020.71
5.5.260.0100.03720.64
5.5.250.0070.06720.57
5.5.240.0170.03720.23

preferences:
64.78 ms | 400 KiB | 5 Q