3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { var $a = 5; public $bg = ['g'=>44,'h'=>55]; public function __set($name, $value) { echo $this->bg[$name]; if(!(isset($this->bg[$name]))) { throw new Exception("Cannot add new property \$$name to instance of " . __CLASS__); } } } $a=new A; echo $a->a; $a->a = 9; echo $a->a; $a->g = 88; echo $a->g;

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)
8.3.60.0100.00716.63
8.3.50.0150.00617.33
8.3.40.0140.00718.79
8.3.30.0120.00318.86
8.3.20.0030.00518.84
8.3.10.0050.00319.08
8.3.00.0040.00419.38
8.2.180.0070.01018.29
8.2.170.0100.01022.96
8.2.160.0030.01318.91
8.2.150.0060.00324.18
8.2.140.0030.00524.66
8.2.130.0060.00326.16
8.2.120.0040.00419.66
8.2.110.0070.00319.33
8.2.100.0120.00017.83
8.2.90.0040.00419.29
8.2.80.0000.00917.97
8.2.70.0050.00317.75
8.2.60.0060.00318.05
8.2.50.0040.00418.05
8.2.40.0080.00019.48
8.2.30.0080.00317.70
8.2.20.0000.00917.80
8.2.10.0080.00017.89
8.2.00.0040.00417.75
8.1.280.0120.00925.92
8.1.270.0070.00023.99
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00322.73
8.1.230.0030.00717.83
8.1.220.0080.00017.78
8.1.210.0040.00418.77
8.1.200.0060.00317.25
8.1.190.0050.00317.38
8.1.180.0030.00618.10
8.1.170.0040.00717.62
8.1.160.0000.00719.03
8.1.150.0000.00818.66
8.1.140.0050.00317.40
8.1.130.0000.00719.31
8.1.120.0000.00817.54
8.1.110.0000.00717.36
8.1.100.0000.00717.41
8.1.90.0000.00717.46
8.1.80.0070.00017.54
8.1.70.0070.00017.41
8.1.60.0000.00717.47
8.1.50.0020.00517.56
8.1.40.0000.00717.44
8.1.30.0030.00517.71
8.1.20.0100.00017.57
8.1.10.0040.00417.52
8.1.00.0040.00417.45
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0060.00318.57
8.0.270.0040.00417.35
8.0.260.0030.00316.87
8.0.250.0040.00717.04
8.0.240.0080.00017.00
8.0.230.0000.00817.01
8.0.220.0070.00416.98
8.0.210.0060.00016.82
8.0.200.0060.00317.01
8.0.190.0000.01017.01
8.0.180.0030.00516.95
8.0.170.0040.00416.86
8.0.160.0040.00717.00
8.0.150.0060.00316.95
8.0.140.0000.00816.96
8.0.130.0000.00613.45
8.0.120.0030.00716.93
8.0.110.0060.00316.87
8.0.100.0000.00816.82
8.0.90.0040.00416.76
8.0.80.0030.01217.02
8.0.70.0000.00716.75
8.0.60.0030.00616.79
8.0.50.0000.00716.88
8.0.30.0150.00317.27
8.0.20.0130.00617.10
8.0.10.0020.00517.16
8.0.00.0040.01316.66
7.4.330.0020.00213.02
7.4.320.0000.00616.66
7.4.300.0000.00616.53
7.4.290.0070.00416.45
7.4.280.0090.00016.61
7.4.270.0000.00716.51
7.4.260.0000.00613.30
7.4.250.0060.00316.51
7.4.240.0040.00416.62
7.4.230.0040.00416.61
7.4.220.0160.00316.44
7.4.210.0160.00416.64
7.4.200.0070.00016.42
7.4.190.0080.00016.68
7.4.160.0130.00316.62
7.4.150.0110.00716.40
7.4.140.0100.01417.86
7.4.130.0070.01416.55
7.4.120.0110.00716.48
7.4.110.0120.00616.63
7.4.100.0070.01116.62
7.4.90.0100.01416.59
7.4.80.0190.00519.39
7.4.70.0120.00616.60
7.4.60.0060.00916.70
7.4.50.0000.00516.43
7.4.40.0120.00316.53
7.4.30.0070.01016.45
7.4.00.0000.01815.01
7.3.330.0060.00013.29
7.3.320.0000.00513.38
7.3.310.0000.00716.46
7.3.300.0000.00616.36
7.3.290.0100.00916.33
7.3.280.0110.00416.33
7.3.270.0100.00716.34
7.3.260.0120.00616.31
7.3.240.0110.00616.48
7.3.230.0120.00616.45
7.3.210.0050.01416.53
7.3.200.0060.01116.41
7.3.190.0080.00816.50
7.3.180.0030.01316.58
7.3.170.0150.00716.45
7.3.160.0030.01316.50
7.3.120.0090.00614.58
7.2.330.0120.00916.60
7.2.320.0100.01316.49
7.2.310.0080.01516.53
7.2.300.0160.00716.30
7.2.290.0110.00916.84
7.2.00.0030.01319.45
7.1.100.0040.00817.74
7.1.70.0030.00317.32
7.1.60.0030.01419.21
7.1.50.0030.01217.00
7.1.00.0030.05722.51
7.0.200.0040.00716.89
7.0.140.0070.06721.93
7.0.120.0000.03722.09
7.0.60.0070.03720.00
7.0.50.0030.04017.86
7.0.40.0100.04320.09
7.0.30.0300.08020.17
7.0.20.0230.06720.19
7.0.10.0130.05020.09
7.0.00.0000.05320.11
5.6.280.0000.07720.89
5.6.210.0030.05320.55
5.6.200.0070.05018.16
5.6.190.0100.09020.34
5.6.180.0330.08020.74
5.6.170.0270.04720.52
5.6.160.0130.07720.43
5.6.150.0070.03718.29
5.6.140.0070.08318.14
5.6.130.0100.08318.24
5.6.120.0070.05721.05
5.6.110.0070.08321.03
5.6.100.0070.08721.01
5.6.90.0070.05320.88
5.6.80.0100.08020.41
5.6.70.0200.03720.40
5.5.350.0270.08020.50
5.5.340.0070.08018.09
5.5.330.0030.09020.57
5.5.320.0400.07320.47
5.5.310.0200.04020.28
5.5.300.0070.06017.95
5.5.290.0170.03717.98
5.5.280.0130.06720.77
5.5.270.0030.04020.84
5.5.260.0030.05320.62
5.5.250.0030.08320.57
5.5.240.0070.06720.12
5.4.450.0170.07719.46
5.4.440.0100.06319.47
5.4.430.0030.04019.29
5.4.420.0070.04719.57
5.4.410.0100.07319.44
5.4.400.0070.03719.20
5.4.390.0070.04318.92
5.4.380.0030.05019.15
5.4.370.0000.06318.92
5.4.360.0130.07018.84
5.4.350.0130.07318.85
5.4.340.0070.05719.12
5.4.320.0030.07319.14
5.4.310.0030.04718.96
5.4.300.0070.04318.97
5.4.290.0030.03719.24
5.4.280.0030.04719.20
5.4.270.0030.07718.85
5.4.260.0030.05719.23
5.4.250.0130.07019.20
5.4.240.0130.07019.23
5.4.230.0070.04719.20
5.4.220.0070.08019.25
5.4.210.0330.04319.13
5.4.200.0100.06019.19
5.4.190.0000.04318.82
5.4.180.0000.04019.09
5.4.170.0030.07318.99
5.4.160.0100.07019.13
5.4.150.0000.04718.87
5.4.140.0070.07716.38
5.4.130.0030.03716.49
5.4.120.0070.03716.59
5.4.110.0070.07716.39
5.4.100.0100.06716.49
5.4.90.0070.07716.47
5.4.80.0100.06716.40
5.4.70.0030.07716.44
5.4.60.0000.08016.41
5.4.50.0000.06716.46
5.4.40.0030.07716.44
5.4.30.0170.05716.36
5.4.20.0000.04016.44
5.4.10.0170.03716.46
5.4.00.0130.05315.77
5.3.290.0030.06014.72
5.3.280.0030.04014.59
5.3.270.0030.05314.61
5.3.260.0030.07714.65
5.3.250.0030.08014.66
5.3.240.0100.04314.56
5.3.230.0000.06014.52
5.3.220.0000.04314.55
5.3.210.0030.03714.62
5.3.200.0070.07714.58
5.3.190.0030.05014.73
5.3.180.0070.04314.59
5.3.170.0070.07314.56
5.3.160.0100.05314.52
5.3.150.0070.08014.55
5.3.140.0100.07314.53
5.3.130.0100.07714.55
5.3.120.0000.04314.62
5.3.110.0070.08014.54
5.3.100.0130.07014.10
5.3.90.0100.04714.01
5.3.80.0100.04013.93
5.3.70.0130.06714.02
5.3.60.0070.03713.92
5.3.50.0130.07013.94
5.3.40.0070.06713.91
5.3.30.0000.07713.95
5.3.20.0070.07713.74
5.3.10.0070.07713.60
5.3.00.0000.05713.64
5.2.170.0070.05711.17
5.2.160.0000.03311.03
5.2.150.0070.05011.03
5.2.140.0030.05711.29
5.2.130.0070.06311.10
5.2.120.0100.04011.17
5.2.110.0030.05011.09
5.2.100.0000.04011.15
5.2.90.0170.04011.04
5.2.80.0070.05711.12
5.2.70.0100.05711.14
5.2.60.0100.05711.09
5.2.50.0030.06710.96
5.2.40.0100.02711.06
5.2.30.0130.05310.98
5.2.20.0000.06710.96
5.2.10.0100.02710.78
5.2.00.0100.05310.61
5.1.60.0070.05010.00
5.1.50.0030.0539.94
5.1.40.0030.0309.92
5.1.30.0030.02710.38
5.1.20.0030.02710.30
5.1.10.0030.04010.03
5.1.00.0000.02710.04
5.0.50.0030.0178.56
5.0.40.0030.0208.38
5.0.30.0030.0338.18
5.0.20.0070.0178.24
5.0.10.0000.0208.32
5.0.00.0030.0278.20
4.4.90.0000.0207.86
4.4.80.0030.0277.86
4.4.70.0000.0407.86
4.4.60.0000.0177.86
4.4.50.0030.0137.86
4.4.40.0000.0477.86
4.4.30.0070.0307.86
4.4.20.0000.0177.86
4.4.10.0000.0177.86
4.4.00.0000.0277.86
4.3.110.0000.0177.86
4.3.100.0000.0137.86
4.3.90.0000.0177.86
4.3.80.0000.0237.86
4.3.70.0030.0137.86
4.3.60.0070.0107.86
4.3.50.0070.0107.86
4.3.40.0000.0237.86
4.3.30.0030.0177.86
4.3.20.0030.0137.86
4.3.10.0070.0107.86
4.3.00.0000.0137.86

preferences:
46.84 ms | 401 KiB | 5 Q