3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A{ static function foo() { if(isset($this)) { return true; } return false; } function bar() { return $this; } } class B{ function bb() { $a = new A(); echo __FUNCTION__;var_dump(A::bar()); echo __FUNCTION__;var_dump($a->bar()); } } $a = new A; var_dump(A::foo()); var_dump($a->foo()); $b = new B(); $b->bb();

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)
8.3.60.0140.00718.56
8.3.50.0170.00921.21
8.3.40.0140.00318.98
8.3.30.0040.01820.17
8.3.20.0040.00420.12
8.3.10.0000.00922.14
8.3.00.0040.00422.40
8.2.180.0080.00818.27
8.2.170.0150.00022.96
8.2.160.0070.00720.32
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0060.00326.16
8.2.120.0040.00419.78
8.2.110.0060.00320.37
8.2.100.0120.00017.79
8.2.90.0080.00018.16
8.2.80.0000.00719.32
8.2.70.0000.01017.50
8.2.60.0050.00317.93
8.2.50.0000.00818.07
8.2.40.0040.00418.28
8.2.30.0000.00818.00
8.2.20.0020.00517.59
8.2.10.0040.00417.68
8.2.00.0000.00717.74
8.1.280.0120.00625.92
8.1.270.0080.00024.66
8.1.260.0000.00826.35
8.1.250.0000.00828.09
8.1.240.0090.00022.19
8.1.230.0040.00720.85
8.1.220.0070.00017.74
8.1.210.0030.00618.84
8.1.200.0030.00617.48
8.1.190.0060.00317.30
8.1.180.0000.00819.01
8.1.170.0040.00418.45
8.1.160.0070.00022.20
8.1.150.0000.00818.59
8.1.140.0070.00017.32
8.1.130.0070.00017.88
8.1.120.0030.00717.45
8.1.110.0000.00817.28
8.1.100.0050.00317.43
8.1.90.0050.00217.48
8.1.80.0000.00817.33
8.1.70.0000.00717.34
8.1.60.0000.00917.66
8.1.50.0030.00617.43
8.1.40.0000.00817.47
8.1.30.0000.00817.54
8.1.20.0040.00417.54
8.1.10.0000.00717.62
8.1.00.0040.00417.41
8.0.300.0040.00420.04
8.0.290.0040.00417.18
8.0.280.0000.00718.46
8.0.270.0030.00317.36
8.0.260.0000.00816.82
8.0.250.0070.00016.93
8.0.240.0040.00417.02
8.0.230.0000.00716.88
8.0.220.0000.00716.94
8.0.210.0000.00716.91
8.0.200.0030.00516.93
8.0.190.0030.00316.93
8.0.180.0040.00416.92
8.0.170.0050.00216.96
8.0.160.0070.00016.91
8.0.150.0040.00416.72
8.0.140.0000.00716.72
8.0.130.0030.00313.42
8.0.120.0000.00816.95
8.0.110.0020.00516.86
8.0.100.0000.00816.72
8.0.90.0050.00316.74
8.0.80.0060.00916.89
8.0.70.0040.00416.79
8.0.60.0070.00016.96
8.0.50.0030.00516.76
8.0.30.0120.00716.97
8.0.20.0090.01017.40
8.0.10.0080.00017.07
8.0.00.0060.01116.87
7.4.330.0050.00015.00
7.4.320.0060.00016.59
7.4.300.0030.00316.54
7.4.290.0000.00716.52
7.4.280.0030.00316.37
7.4.270.0020.00516.66
7.4.260.0030.00316.50
7.4.250.0040.00416.50
7.4.240.0050.00216.51
7.4.230.0000.00716.51
7.4.220.0150.00316.56
7.4.210.0080.00816.51
7.4.200.0000.00716.31
7.4.190.0000.00716.72
7.4.160.0030.01316.55
7.4.150.0100.00717.40
7.4.140.0110.00817.86
7.4.130.0080.00916.52
7.4.120.0120.00516.53
7.4.110.0100.00716.54
7.4.100.0110.00716.61
7.4.90.0090.00916.49
7.4.80.0070.01019.39
7.4.70.0060.01216.35
7.4.60.0060.01216.45
7.4.50.0030.00316.33
7.4.40.0100.00622.77
7.4.30.0130.00916.40
7.4.00.0070.01014.74
7.3.330.0000.00613.24
7.3.320.0020.00313.39
7.3.310.0030.00316.40
7.3.300.0000.00716.48
7.3.290.0100.00316.39
7.3.280.0110.00416.36
7.3.270.0070.01117.40
7.3.260.0080.01816.35
7.3.250.0080.01016.49
7.3.240.0060.01716.37
7.3.230.0080.00916.39
7.3.210.0120.00916.44
7.3.200.0090.01319.39
7.3.190.0080.00816.63
7.3.180.0030.01616.62
7.3.170.0090.00616.45
7.3.160.0070.01416.40
7.3.120.0060.00915.07
7.3.110.0000.01014.75
7.3.100.0070.00714.93
7.3.90.0070.00314.84
7.3.80.0060.00614.82
7.3.70.0070.00714.78
7.3.60.0000.01514.80
7.3.50.0040.01114.75
7.3.40.0060.00614.58
7.3.30.0060.00314.68
7.3.20.0030.00616.68
7.3.10.0030.01016.50
7.3.00.0060.01016.55
7.2.330.0090.01016.37
7.2.320.0170.00616.63
7.2.310.0140.00316.81
7.2.300.0090.00916.75
7.2.290.0110.00816.66
7.2.240.0060.00914.50
7.2.230.0060.00614.70
7.2.220.0000.01415.02
7.2.210.0090.00615.27
7.2.200.0040.00415.20
7.2.190.0070.00315.16
7.2.180.0060.00615.02
7.2.170.0000.00914.79
7.2.160.0070.00714.97
7.2.150.0030.01017.02
7.2.140.0090.00616.80
7.2.130.0100.00717.10
7.2.120.0100.00316.79
7.2.110.0040.00416.96
7.2.100.0060.00316.68
7.2.90.0030.01117.00
7.2.80.0000.01816.77
7.2.70.0000.01016.95
7.2.60.0090.00516.66
7.2.50.0120.00317.06
7.2.40.0000.01016.51
7.2.30.0000.01216.83
7.2.20.0030.01316.56
7.2.10.0030.01216.75
7.2.00.0060.00618.27
7.1.330.0120.00015.98
7.1.320.0070.00715.72
7.1.310.0060.00615.72
7.1.300.0030.01215.59
7.1.290.0100.00315.75
7.1.280.0090.00915.55
7.1.270.0030.00915.75
7.1.260.0030.00715.86
7.1.250.0030.00515.86
7.1.200.0060.00615.82
7.1.100.0060.00318.23
7.1.70.0090.00617.25
7.1.60.0100.01319.29
7.1.50.0080.01516.93
7.1.00.0030.07022.41
7.0.200.0120.00414.70
7.0.140.0100.07022.18
7.0.60.0130.05021.90
7.0.50.0070.06017.82
7.0.40.0030.06020.40
7.0.30.0330.07320.34
7.0.20.0170.05020.15
7.0.10.0170.07320.10
7.0.00.0070.08720.25
5.6.280.0070.07020.91
5.6.210.0130.07720.76
5.6.200.0130.07318.29
5.6.190.0030.04320.35
5.6.180.0300.08020.62
5.6.170.0230.05320.50
5.6.160.0070.04320.50
5.6.150.0070.07718.25
5.6.140.0070.08318.12
5.6.130.0100.08318.11
5.6.120.0070.04321.01
5.6.110.0130.06321.07
5.6.100.0070.04320.98
5.6.90.0100.08321.18
5.6.80.0100.06320.51
5.5.350.0130.03320.47
5.5.340.0030.05017.97
5.5.330.0070.09020.31
5.5.320.0070.05020.21
5.5.310.0270.06720.50
5.5.300.0100.03717.95
5.5.290.0100.04717.98
5.5.280.0100.06320.67
5.5.270.0200.08020.73
5.5.260.0100.06320.76
5.5.250.0000.04320.79
5.5.240.0300.05320.29
5.4.450.0130.03319.57
5.4.440.0200.04319.29
5.4.430.0270.03019.47
5.4.420.0170.03719.41
5.4.410.0000.04019.33
5.4.400.0170.06318.98
5.4.390.0170.04018.98
5.4.380.0130.05019.23
5.4.370.0200.03718.80
5.4.360.0230.04019.13
5.4.350.0100.04319.22
5.4.340.0200.03719.15
5.4.320.0200.05018.95
5.4.310.0200.03718.98
5.4.300.0200.03319.05
5.4.290.0130.04019.06
5.4.280.0270.03019.16
5.4.270.0170.04019.13
5.4.260.0230.03318.91
5.4.250.0170.04019.21
5.4.240.0200.03718.98
5.4.230.0230.06018.98
5.4.220.0230.03318.87
5.4.210.0300.03718.84
5.4.200.0170.05019.23
5.4.190.0170.03718.86
5.4.180.0230.04019.07
5.4.170.0030.04019.05
5.4.160.0070.03319.14
5.4.150.0030.05719.19
5.4.140.0930.04016.55
5.4.130.1570.04016.44
5.4.120.1770.04716.60
5.4.110.1670.03316.41
5.4.100.1770.03016.63
5.4.90.1800.03716.24
5.4.80.1870.03716.40
5.4.70.1730.03716.63
5.4.60.1570.03316.49
5.4.50.1770.04316.16
5.4.40.1630.03016.56
5.4.30.1570.03316.53
5.4.20.1800.04316.25
5.4.10.1770.05016.42
5.4.00.1900.03315.94
5.3.290.1830.03714.59
5.3.280.1770.05014.52
5.3.270.1800.04314.58
5.3.260.1830.04714.63
5.3.250.1730.03314.65
5.3.240.1570.03714.53
5.3.230.1830.04314.62
5.3.220.1530.06014.62
5.3.210.1830.04014.68
5.3.200.1530.04714.66
5.3.190.1670.04014.47
5.3.180.1630.03014.49
5.3.170.1530.04014.57
5.3.160.1730.04314.64
5.3.150.1830.04314.56
5.3.140.1800.04714.53
5.3.130.1730.04014.78
5.3.120.1770.04314.46
5.3.110.1570.04014.64
5.3.100.1430.03313.95
5.3.90.0070.04014.17
5.3.80.0030.04014.18
5.3.70.0030.07314.00
5.3.60.1470.04013.95
5.3.50.1730.03713.86
5.3.40.1600.03314.04
5.3.30.1870.04014.00
5.3.20.1570.03313.62
5.3.10.1730.03313.67
5.3.00.1800.04013.76
5.2.170.1500.04011.38
5.2.160.1500.03711.25
5.2.150.1300.03011.27
5.2.140.1600.03311.05
5.2.130.1330.02311.02
5.2.120.1500.03711.34
5.2.110.1530.03711.33
5.2.100.1300.02711.04
5.2.90.1570.03011.00
5.2.80.1470.02311.16
5.2.70.1600.03311.01
5.2.60.1670.03311.06
5.2.50.1330.02311.03
5.2.40.1200.03010.92
5.2.30.1100.02710.99
5.2.20.1100.02711.09
5.2.10.1100.02310.79
5.2.00.1100.02710.62
5.1.60.1200.0139.90
5.1.50.0030.0339.93
5.1.40.0030.02310.09
5.1.30.0000.02710.27
5.1.20.0170.02310.27
5.1.10.1070.02310.06
5.1.00.1300.03310.06
5.0.50.0730.0308.54
5.0.40.0600.0238.35
5.0.30.0570.0378.31
5.0.20.0630.0108.36
5.0.10.0570.0178.27
5.0.00.0500.0308.25
4.4.90.0600.0107.32
4.4.80.0670.0177.32
4.4.70.0670.0137.32
4.4.60.0530.0177.32
4.4.50.0530.0137.32
4.4.40.0570.0277.32
4.4.30.0530.0137.32
4.4.20.0600.0107.32
4.4.10.0770.0107.32
4.4.00.0600.0307.32
4.3.110.0600.0207.32
4.3.100.0170.0237.32
4.3.90.0000.0177.32
4.3.80.0000.0237.32
4.3.70.0000.0337.32
4.3.60.0000.0337.32
4.3.50.0030.0177.32
4.3.40.0000.0377.32
4.3.30.0000.0307.32
4.3.20.0000.0207.32
4.3.10.0030.0137.32
4.3.00.0200.0177.32

preferences:
40.23 ms | 401 KiB | 5 Q