3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private static $x = 1; } class B extends A { function bar() { var_dump(self::$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)
8.3.40.0110.00418.68
8.3.30.0110.00318.73
8.3.20.0070.00020.04
8.3.10.0050.00323.62
8.3.00.0080.00019.38
8.2.170.0070.01319.09
8.2.160.0070.00722.30
8.2.150.0050.00324.18
8.2.140.0000.00724.66
8.2.130.0080.00017.63
8.2.120.0080.00026.35
8.2.110.0030.00620.47
8.2.100.0070.00418.03
8.2.90.0000.00919.28
8.2.80.0050.00317.97
8.2.70.0050.00317.92
8.2.60.0060.00318.03
8.2.50.0040.00418.10
8.2.40.0030.00519.27
8.2.30.0000.00819.12
8.2.20.0030.00617.66
8.2.10.0070.00018.00
8.2.00.0000.00717.92
8.1.270.0000.00823.99
8.1.260.0070.00028.09
8.1.250.0080.00028.09
8.1.240.0030.00621.02
8.1.230.0040.00817.70
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0000.00817.22
8.1.190.0000.00817.10
8.1.180.0070.00418.10
8.1.170.0040.00418.59
8.1.160.0070.00018.82
8.1.150.0030.00318.82
8.1.140.0030.00519.41
8.1.130.0030.00317.63
8.1.120.0040.00417.46
8.1.110.0000.00817.38
8.1.100.0050.00317.42
8.1.90.0000.00717.37
8.1.80.0000.00717.27
8.1.70.0030.00317.39
8.1.60.0030.00617.58
8.1.50.0080.00017.51
8.1.40.0040.00417.48
8.1.30.0030.00517.54
8.1.20.0080.00017.52
8.1.10.0030.00517.48
8.1.00.0040.00417.43
8.0.300.0060.00318.77
8.0.290.0040.00416.75
8.0.280.0070.00018.38
8.0.270.0050.00317.21
8.0.260.0030.00317.09
8.0.250.0000.00716.89
8.0.240.0000.00816.92
8.0.230.0030.00316.83
8.0.220.0000.00716.92
8.0.210.0000.00716.75
8.0.200.0030.00316.93
8.0.190.0000.00716.96
8.0.180.0040.00416.87
8.0.170.0050.00316.74
8.0.160.0070.00316.95
8.0.150.0070.00016.77
8.0.140.0080.00016.73
8.0.130.0030.00313.27
8.0.120.0030.00516.89
8.0.110.0040.00416.76
8.0.100.0000.00816.82
8.0.90.0000.00716.93
8.0.80.0060.00816.91
8.0.70.0020.00516.70
8.0.60.0040.00416.81
8.0.50.0050.00216.71
8.0.30.0140.00517.22
8.0.20.0130.00717.41
8.0.10.0000.00717.04
8.0.00.0080.01316.78
7.4.330.0050.00015.08
7.4.320.0000.00616.54
7.4.300.0060.00016.60
7.4.290.0030.00316.50
7.4.280.0080.00016.47
7.4.270.0030.00316.54
7.4.260.0030.00716.41
7.4.250.0000.00716.45
7.4.240.0030.00316.51
7.4.230.0000.00716.66
7.4.220.0000.01716.70
7.4.210.0040.01116.45
7.4.200.0040.00416.49
7.4.160.0050.01016.64
7.4.150.0110.00717.40
7.4.140.0100.01117.86
7.4.130.0110.00716.56
7.4.120.0050.01216.50
7.4.110.0150.00316.57
7.4.100.0100.01316.38
7.4.90.0040.01216.64
7.4.80.0090.01319.39
7.4.70.0070.01016.48
7.4.60.0060.01116.48
7.4.50.0090.00616.18
7.4.40.0070.01216.50
7.4.30.0070.01116.43
7.4.00.0040.01115.05
7.3.330.0000.00613.34
7.3.320.0050.00013.29
7.3.310.0040.00416.32
7.3.300.0000.00716.31
7.3.290.0120.00316.33
7.3.280.0070.01116.40
7.3.270.0110.01017.40
7.3.260.0130.00316.38
7.3.240.0090.00916.33
7.3.230.0120.00616.39
7.3.210.0060.01216.43
7.3.200.0130.00316.38
7.3.190.0060.01516.56
7.3.180.0060.00916.37
7.3.170.0150.00616.38
7.3.160.0000.01516.42
7.3.10.0030.01016.64
7.3.00.0110.00416.52
7.2.330.0060.00916.84
7.2.320.0060.01216.28
7.2.310.0070.01016.65
7.2.300.0090.00616.36
7.2.290.0160.00416.71
7.2.130.0090.00316.83
7.2.120.0030.01016.79
7.2.110.0090.00917.01
7.2.100.0100.00316.56
7.2.90.0000.01016.77
7.2.80.0050.00716.81
7.2.70.0110.00716.84
7.2.60.0070.00716.76
7.2.50.0110.00716.93
7.2.40.0130.00016.96
7.2.30.0000.01217.02
7.2.20.0170.00316.86
7.2.10.0120.00316.55
7.2.00.0080.01118.03
7.1.250.0100.00315.38
7.1.240.0060.00615.58
7.1.230.0100.00315.24
7.1.220.0030.01015.43
7.1.210.0100.00315.53
7.1.200.0070.00815.57
7.1.190.0030.00915.61
7.1.180.0070.00715.46
7.1.170.0070.01015.48
7.1.160.0070.01015.76
7.1.150.0140.00415.37
7.1.140.0090.00615.65
7.1.130.0060.00915.69
7.1.120.0000.01315.70
7.1.110.0080.00715.77
7.1.100.0060.00816.58
7.1.90.0130.00915.57
7.1.80.0060.00915.77
7.1.70.0070.00416.09
7.1.60.0090.01017.46
7.1.50.0110.00916.25
7.1.40.0160.00815.43
7.1.30.0070.01015.62
7.1.20.0140.00415.70
7.1.10.0090.00915.18
7.1.00.0070.04318.99
7.0.330.0030.00615.20
7.0.320.0000.01415.20
7.0.310.0100.00715.30
7.0.300.0170.00715.21
7.0.290.0130.00715.01
7.0.280.0140.00015.42
7.0.270.0070.01015.06
7.0.260.0070.00715.22
7.0.250.0090.00315.10
7.0.240.0030.00715.29
7.0.230.0040.00815.39
7.0.220.0080.00815.32
7.0.210.0140.00315.46
7.0.200.0190.00214.85
7.0.190.0030.00715.03
7.0.180.0060.01115.25
7.0.170.0140.00315.32
7.0.160.0180.00315.31
7.0.150.0090.01115.07
7.0.140.0070.01015.28
7.0.130.0110.00615.18
7.0.120.0120.00515.37
7.0.110.0140.00615.05
7.0.100.0060.00315.32
7.0.90.0100.00315.09
7.0.80.0100.02617.66
7.0.70.0160.02517.51
7.0.60.0190.02417.62
7.0.50.0140.02217.79
7.0.40.0050.02216.73
7.0.30.0060.02316.77
7.0.20.0080.02016.78
7.0.10.0050.02516.52
7.0.00.0050.02316.69
5.6.380.0110.00014.18
5.6.370.0080.00314.29
5.6.360.0130.00014.01
5.6.350.0070.00713.93
5.6.340.0040.01114.00
5.6.330.0140.00414.02
5.6.320.0130.00014.27
5.6.310.0080.01013.77
5.6.300.0000.02014.36
5.6.290.0080.01314.27
5.6.280.0050.02217.65
5.6.270.0080.00814.07
5.6.260.0110.00013.87
5.6.250.0040.00813.98
5.6.240.0070.00313.99
5.6.230.0080.02217.31
5.6.220.0030.02517.37
5.6.210.0050.02517.36
5.6.200.0030.02617.73
5.6.190.0080.03417.59
5.6.180.0060.02817.43
5.6.170.0020.03817.68
5.6.160.0060.02817.62
5.6.150.0030.02717.73
5.6.140.0030.02817.59
5.6.130.0070.02517.54
5.6.120.0070.02117.57
5.6.110.0080.02517.47
5.6.100.0060.02517.55
5.6.90.0110.03317.53
5.6.80.0110.02017.39
5.6.70.0020.02817.27
5.6.60.0080.02617.45
5.6.50.0020.05017.35
5.6.40.0070.02117.33
5.6.30.0120.01717.42
5.6.20.0030.02317.27
5.6.10.0080.03817.31
5.6.00.0050.02017.20
5.5.380.0060.00611.64
5.5.370.0040.02616.08
5.5.360.0050.02816.02
5.5.350.0030.02316.05
5.5.340.0030.02816.27
5.5.330.0070.02016.21
5.5.320.0050.02316.28
5.5.310.0030.02516.25
5.5.300.0020.02516.27
5.5.290.0030.02716.26
5.5.280.0050.02416.23
5.5.270.0050.02216.26
5.5.260.0030.02216.26
5.5.250.0040.03816.17
5.5.240.0020.02515.96
5.5.230.0070.01815.89
5.5.220.0020.03015.89
5.5.210.0020.02015.89
5.5.200.0060.02115.93
5.5.190.0070.01815.88
5.5.180.0060.01615.94
5.5.170.0030.00411.64
5.5.160.0060.03915.94
5.5.150.0100.01915.91
5.5.140.0090.03815.81
5.5.130.0080.03815.94
5.5.120.0090.02515.81
5.5.110.0090.03915.91
5.5.100.0000.04615.87
5.5.90.0040.02815.88
5.5.80.0050.03315.79
5.5.70.0030.04315.85
5.5.60.0030.02815.89
5.5.50.0100.03615.79
5.5.40.0110.02415.82
5.5.30.0030.04415.85
5.5.20.0080.04115.83
5.5.10.0070.02515.88
5.5.00.0020.02815.84

preferences:
40.48 ms | 400 KiB | 5 Q