3v4l.org

run code in 300+ PHP versions simultaneously
<?php class p { protected $a; private $b; public function pub($obj = null) { $obj = new self; //$obj-> } protected function abc() { return $this->a; } private function asd() { return $this->b; } } $o = new p; echo $o->abc();

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)
8.3.60.0110.00416.38
8.3.50.0090.00821.91
8.3.40.0040.01118.83
8.3.30.0100.00319.23
8.3.20.0040.00420.16
8.3.10.0040.00423.62
8.3.00.0080.00020.84
8.2.180.0180.00316.88
8.2.170.0120.00822.96
8.2.160.0080.00520.35
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00319.36
8.2.110.0090.00020.47
8.2.100.0110.00017.72
8.2.90.0030.00517.97
8.2.80.0030.00518.16
8.2.70.0030.00617.93
8.2.60.0060.00317.90
8.2.50.0050.00518.10
8.2.40.0030.00620.34
8.2.30.0050.00218.13
8.2.20.0040.00417.68
8.2.10.0050.00218.06
8.2.00.0030.00517.68
8.1.280.0100.01025.92
8.1.270.0080.00023.84
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0140.00420.69
8.1.230.0090.00322.73
8.1.220.0040.00417.74
8.1.210.0040.00420.44
8.1.200.0000.00817.23
8.1.190.0000.01216.88
8.1.180.0030.00618.10
8.1.170.0090.00018.51
8.1.160.0070.00022.20
8.1.150.0020.00518.52
8.1.140.0030.00517.44
8.1.130.0070.00017.83
8.1.120.0000.00717.42
8.1.110.0080.00317.41
8.1.100.0000.00817.28
8.1.90.0000.00817.32
8.1.80.0030.00517.43
8.1.70.0030.00317.36
8.1.60.0090.00417.57
8.1.50.0000.00717.45
8.1.40.0070.00017.58
8.1.30.0030.00517.54
8.1.20.0000.00817.63
8.1.10.0080.00017.44
8.1.00.0030.00617.56
8.0.300.0040.00422.09
8.0.290.0050.00216.75
8.0.280.0030.00518.39
8.0.270.0000.00717.20
8.0.260.0030.00317.21
8.0.250.0050.00316.85
8.0.240.0040.00416.95
8.0.230.0070.00016.94
8.0.220.0070.00016.87
8.0.210.0050.00216.80
8.0.200.0070.00017.00
8.0.190.0070.00016.93
8.0.180.0030.00616.94
8.0.170.0000.00916.78
8.0.160.0040.00416.90
8.0.150.0080.00016.71
8.0.140.0030.00816.92
8.0.130.0030.00313.29
8.0.120.0040.00416.77
8.0.110.0000.00716.80
8.0.100.0000.00716.90
8.0.90.0070.00016.84
8.0.80.0100.00716.93
8.0.70.0000.00716.78
8.0.60.0070.00016.96
8.0.50.0000.00816.80
8.0.30.0120.00716.94
8.0.20.0050.01417.40
8.0.10.0020.00517.05
8.0.00.0080.00816.79
7.4.330.0000.00515.03
7.4.320.0000.00616.45
7.4.300.0000.00616.63
7.4.290.0070.00016.61
7.4.280.0050.00316.56
7.4.270.0000.00716.58
7.4.260.0000.00916.50
7.4.250.0040.00416.59
7.4.240.0030.00416.43
7.4.230.0040.00416.66
7.4.220.0150.00516.37
7.4.210.0060.00816.71
7.4.200.0030.00316.32
7.4.160.0090.00616.37
7.4.150.0110.00717.40
7.4.140.0100.01017.86
7.4.130.0120.00616.52
7.4.120.0100.00816.59
7.4.110.0100.00616.28
7.4.100.0060.01216.50
7.4.90.0030.01416.61
7.4.80.0100.01019.39
7.4.70.0080.00916.35
7.4.60.0130.00616.58
7.4.50.0000.00416.34
7.4.40.0060.00916.42
7.4.30.0070.00716.26
7.4.00.0000.01715.00
7.3.330.0000.00513.12
7.3.320.0000.00613.32
7.3.310.0070.00016.41
7.3.300.0000.00716.32
7.3.290.0070.01416.28
7.3.280.0060.01216.32
7.3.270.0100.00717.40
7.3.260.0150.00416.24
7.3.250.0080.00916.25
7.3.240.0200.00316.46
7.3.230.0110.00616.39
7.3.210.0090.00616.55
7.3.200.0030.01319.39
7.3.190.0130.01016.29
7.3.180.0080.02016.25
7.3.170.0070.01116.55
7.3.160.0120.00616.50
7.3.120.0150.00014.98
7.3.10.0080.00816.42
7.3.00.0070.00716.52
7.2.330.0080.00816.29
7.2.320.0170.00616.55
7.2.310.0120.00316.43
7.2.300.0100.00716.44
7.2.290.0110.01116.48
7.2.130.0070.00716.81
7.2.120.0070.00716.86
7.2.110.0060.00316.98
7.2.100.0040.00716.55
7.2.90.0040.01116.86
7.2.80.0000.01316.73
7.2.70.0040.01017.02
7.2.60.0050.00816.76
7.2.50.0060.00616.85
7.2.40.0090.00017.03
7.2.30.0030.00716.80
7.2.20.0070.00716.95
7.2.10.0030.00616.84
7.2.00.0050.00818.05
7.1.250.0030.01015.59
7.1.200.0000.01015.67
7.1.70.0000.00817.10
7.1.60.0090.00616.80
7.1.50.0100.01416.77
7.1.00.0070.07322.54
7.0.200.0130.00316.48
7.0.140.0030.07321.93
7.0.60.0070.08719.93
7.0.50.0100.05717.88
7.0.40.0170.03320.05
7.0.30.0330.07320.07
7.0.20.0270.07020.05
7.0.10.0300.06320.19
7.0.00.0070.08720.07
5.6.280.0030.07321.11
5.6.210.0170.08020.74
5.6.200.0130.07718.16
5.6.190.0100.08020.48
5.6.180.0030.08320.34
5.6.170.0200.05720.52
5.6.160.0000.05320.54
5.6.150.0030.05018.15
5.6.140.0070.08018.28
5.6.130.0070.04018.18
5.6.120.0030.05721.11
5.6.110.0030.04021.12
5.6.100.0070.07021.12
5.6.90.0000.05721.02
5.6.80.0130.07320.40
5.5.350.0070.07720.41
5.5.340.0070.05018.05
5.5.330.0030.05020.46
5.5.320.0070.08320.35
5.5.310.0300.07320.37
5.5.300.0130.04317.95
5.5.290.0200.06717.93
5.5.280.0070.07720.84
5.5.270.0030.08720.77
5.5.260.0030.07020.77
5.5.250.0130.07020.59
5.5.240.0000.08720.36
5.4.450.2530.05019.20
5.4.440.2230.04019.54
5.4.430.2400.04019.56
5.4.420.2300.03719.42
5.4.410.2300.04319.41
5.4.400.2730.03319.11
5.4.390.2200.04019.06
5.4.380.2330.03319.24
5.4.370.2330.03019.20
5.4.360.2630.04319.23
5.4.350.2670.04019.06
5.4.340.2300.04019.00
5.4.320.2430.03719.20
5.4.310.2670.04318.84
5.4.300.2370.04018.84
5.4.290.2200.03718.87
5.4.280.2300.04719.21
5.4.270.1670.04019.08
5.4.260.0070.07318.98
5.4.250.0000.08019.24
5.4.240.1400.04318.85
5.4.230.2230.03718.97
5.4.220.2470.04019.21
5.4.210.2300.04019.14
5.4.200.2430.03719.23
5.4.190.2270.03319.03
5.4.180.2470.03319.19
5.4.170.2470.04719.13
5.4.160.2400.02319.20
5.4.150.0800.03718.85
5.4.140.0100.03316.39
5.4.130.0270.03316.34
5.4.120.2000.04016.33
5.4.110.2100.03016.29
5.4.100.2070.03316.54
5.4.90.2100.03316.36
5.4.80.1800.04316.24
5.4.70.2070.03716.53
5.4.60.2270.03316.36
5.4.50.2530.04016.25
5.4.40.2500.03716.52
5.4.30.1470.03016.45
5.4.20.0030.04716.53
5.4.10.0000.03716.55
5.4.00.1530.04315.76
5.3.290.1970.03714.89
5.3.280.2030.03714.57
5.3.270.2400.05014.62
5.3.260.2070.03014.51
5.3.250.1900.02714.58
5.3.240.2030.03714.60
5.3.230.2300.04714.68
5.3.220.2100.04014.54
5.3.210.2370.03014.65
5.3.200.2000.02714.64
5.3.190.2430.03314.48
5.3.180.2030.04314.71
5.3.170.2500.03714.71
5.3.160.2770.04314.54
5.3.150.2000.03714.47
5.3.140.2100.03714.55
5.3.130.2570.04714.70
5.3.120.0700.04714.52
5.3.110.0070.03314.47
5.3.100.0130.03314.16
5.3.90.0400.03714.12
5.3.80.1700.04313.95
5.3.70.0030.03713.93
5.3.60.0000.04014.12
5.3.50.1570.04013.86
5.3.40.2530.04313.86
5.3.30.2470.03314.03
5.3.20.2230.03313.62
5.3.10.2600.03313.77
5.3.00.2530.04313.55
5.2.170.1800.03311.38
5.2.160.2200.02711.06
5.2.150.1800.03311.08
5.2.140.1870.02711.38
5.2.130.2170.03311.12
5.2.120.2370.02311.03
5.2.110.2200.02311.23
5.2.100.2000.03711.19
5.2.90.2070.02711.18
5.2.80.2030.03011.03
5.2.70.2030.03311.22
5.2.60.2030.03310.96
5.2.50.2030.03311.03
5.2.40.1770.02310.92
5.2.30.1400.03010.98
5.2.20.1630.03010.88
5.2.10.1570.03310.87
5.2.00.1500.02310.64
5.1.60.1770.02310.05
5.1.50.1700.0239.92
5.1.40.1700.02710.07
5.1.30.1600.02310.43
5.1.20.1670.03010.26
5.1.10.1630.02310.05
5.1.00.1700.0309.95
5.0.50.0800.0178.68
5.0.40.0900.0208.54
5.0.30.0730.0338.13
5.0.20.0930.0278.14
5.0.10.0770.0208.10
5.0.00.0770.0338.06
4.4.90.0870.0207.75
4.4.80.0000.0207.75
4.4.70.0000.0237.75
4.4.60.0000.0207.75
4.4.50.0030.0177.75
4.4.40.0030.0237.75
4.4.30.0000.0207.75
4.4.20.0070.0277.75
4.4.10.0830.0137.75
4.4.00.1170.0237.75
4.3.110.1030.0207.75
4.3.100.0730.0137.75
4.3.90.1070.0237.75
4.3.80.1030.0277.75
4.3.70.0870.0137.75
4.3.60.1170.0177.75
4.3.50.1070.0177.75
4.3.40.1200.0307.75
4.3.30.0600.0177.75
4.3.20.0570.0237.75
4.3.10.0670.0237.75
4.3.00.0600.0277.75

preferences:
46.54 ms | 400 KiB | 5 Q