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run code in 300+ PHP versions simultaneously
<?php class Concrete5_Helper_Foo { public static function get() { return self::getFirstName(); } protected $firstName = 'James'; public function getFirstName() { return $firstName; } } class Foo extends Concrete5_Helper_Foo { protected $firstName = 'Chris'; } var_dump(get_class(Concrete5_Helper_Foo::get())); var_dump(get_class(Foo::get())); var_dump(get_class(Foo::get()->getFirstName()));

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)
8.3.60.0000.01516.61
8.3.50.0220.00616.38
8.3.40.0110.00418.98
8.3.30.0070.00718.70
8.3.20.0080.00018.77
8.3.10.0110.01118.83
8.3.00.0080.00019.51
8.2.180.0140.00716.88
8.2.170.0040.01122.96
8.2.160.0100.00720.90
8.2.150.0130.00624.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0060.00318.72
8.2.110.0030.00620.99
8.2.100.0080.00417.78
8.2.90.0060.00320.93
8.2.80.0070.00019.34
8.2.70.0080.00017.63
8.2.60.0050.00317.91
8.2.50.0080.00018.07
8.2.40.0050.00318.03
8.2.30.0040.00418.09
8.2.20.0020.00517.53
8.2.10.0080.00017.67
8.2.00.0060.00317.66
8.1.280.0110.00425.92
8.1.270.0040.00424.66
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0040.00422.41
8.1.230.0110.00021.04
8.1.220.0040.00417.74
8.1.210.0000.00918.97
8.1.200.0030.00617.21
8.1.190.0000.00717.40
8.1.180.0000.00818.10
8.1.170.0030.00518.77
8.1.160.0070.00018.64
8.1.150.0040.00418.59
8.1.140.0000.00817.21
8.1.130.0050.00217.76
8.1.120.0040.00417.34
8.1.110.0040.00417.39
8.1.100.0040.00417.35
8.1.90.0050.00217.34
8.1.80.0070.00017.30
8.1.70.0030.00317.29
8.1.60.0040.00417.54
8.1.50.0050.00317.45
8.1.40.0000.00917.34
8.1.30.0000.00717.48
8.1.20.0040.00417.52
8.1.10.0000.00817.53
8.1.00.0000.00717.41
8.0.300.0070.00019.86
8.0.290.0000.00816.63
8.0.280.0050.00318.27
8.0.270.0030.00317.20
8.0.260.0060.00016.70
8.0.250.0000.00716.95
8.0.240.0000.00716.88
8.0.230.0000.00716.87
8.0.220.0070.00016.77
8.0.210.0070.00016.88
8.0.200.0000.00616.95
8.0.190.0070.00016.94
8.0.180.0040.00416.98
8.0.170.0000.00816.74
8.0.160.0000.00816.90
8.0.150.0000.00816.84
8.0.140.0050.00316.73
8.0.130.0030.00313.29
8.0.120.0050.00316.72
8.0.110.0020.00516.89
8.0.100.0040.00417.01
8.0.90.0050.00216.85
8.0.80.0040.01116.87
8.0.70.0030.00516.89
8.0.60.0050.00216.71
8.0.50.0040.00416.77
8.0.30.0150.00916.86
8.0.20.0090.01217.11
8.0.10.0070.00016.92
8.0.00.0130.00816.62
7.4.330.0020.00212.88
7.4.320.0070.00016.43
7.4.300.0000.00716.55
7.4.290.0040.00416.59
7.4.280.0030.00616.50
7.4.270.0030.00316.62
7.4.260.0030.00313.34
7.4.250.0040.00416.58
7.4.240.0030.00516.61
7.4.230.0000.00716.66
7.4.220.0060.01616.59
7.4.210.0090.00816.52
7.4.200.0000.00716.52
7.4.190.0060.00316.65
7.4.160.0070.01016.68
7.4.150.0090.00916.49
7.4.140.0070.01116.45
7.4.130.0060.01016.52
7.4.120.0080.01116.49
7.4.110.0040.01316.25
7.4.100.0140.01216.55
7.4.90.0090.01216.41
7.4.80.0150.00619.39
7.4.70.0150.01016.66
7.4.60.0050.01116.45
7.4.50.0040.00416.55
7.4.40.0140.00316.32
7.4.30.0170.00316.56
7.4.00.0070.00715.00
7.3.330.0030.00313.34
7.3.320.0020.00313.18
7.3.310.0030.00316.37
7.3.300.0070.00016.42
7.3.290.0090.01016.36
7.3.280.0080.00716.37
7.3.270.0120.00816.27
7.3.260.0120.01216.32
7.3.250.0140.00416.30
7.3.240.0080.00816.37
7.3.230.0100.01016.20
7.3.210.0130.00416.46
7.3.200.0040.01316.55
7.3.190.0170.00316.58
7.3.180.0100.01016.44
7.3.170.0130.00316.35
7.3.160.0080.01116.39
7.3.120.0040.01214.89
7.2.330.0050.01316.50
7.2.320.0100.00716.66
7.2.310.0060.01216.57
7.2.300.0100.00716.34
7.2.290.0090.00616.38
7.2.60.0070.00716.39
7.2.00.0050.00519.15
7.1.200.0070.01015.39
7.1.100.0060.00618.15
7.1.70.0070.00717.09
7.1.60.0070.01419.40
7.1.50.0110.01416.58
7.1.00.0000.07322.44
7.0.200.0170.00714.77
7.0.140.0070.07022.22
7.0.120.0130.06722.20
7.0.60.0100.07721.84
7.0.50.0070.08017.88
7.0.40.0070.04320.20
7.0.30.0130.04320.24
7.0.20.0330.07720.05
7.0.10.0030.09020.05
7.0.00.0100.08720.30
5.6.210.0000.04320.50
5.6.200.0030.04018.15
5.6.190.0130.06320.64
5.6.180.0170.04320.42
5.6.170.0330.08020.44
5.6.160.0070.08020.49
5.6.150.0030.04318.18
5.6.140.0170.06718.28
5.6.130.0130.07718.29
5.6.120.0000.05021.02
5.6.110.0130.07020.94
5.6.100.0070.08321.04
5.6.90.0130.07720.98
5.6.80.0030.08720.38
5.5.350.0170.08020.53
5.5.340.0030.05017.95
5.5.330.0100.08020.57
5.5.320.0300.07720.35
5.5.310.0170.05020.34
5.5.300.0100.07717.95
5.5.290.0000.07018.01
5.5.280.0070.04720.74
5.5.270.0070.05720.77
5.5.260.0070.07720.77
5.5.250.0070.08020.55
5.5.240.0170.08020.26
5.4.450.0100.04719.18
5.4.440.0070.04319.48
5.4.430.0070.03719.44
5.4.420.0100.07719.47
5.4.410.0070.08019.34
5.4.400.0070.06319.08
5.4.390.0070.04019.15
5.4.380.0000.04319.08
5.4.370.0030.07319.00
5.4.360.0030.04719.24
5.4.350.0070.03319.12
5.4.340.0130.05318.97
5.4.320.0000.04318.98
5.4.310.0070.03719.00
5.4.300.0100.06718.84
5.4.290.0170.06719.14
5.4.280.0070.07719.14
5.4.270.0070.08018.91
5.4.260.0070.04718.97
5.4.250.0070.07019.14
5.4.240.0000.04018.84
5.4.230.0030.05019.14
5.4.220.0030.04018.84
5.4.210.0170.05719.11
5.4.200.0100.04018.84
5.4.190.0070.07319.23
5.4.180.0000.04718.83
5.4.170.0030.05018.84
5.4.160.0070.03319.06
5.4.150.0070.04319.14
5.4.140.0070.05316.43
5.4.130.0030.03716.39
5.4.120.0070.03316.36
5.4.110.0100.07016.37
5.4.100.0070.06316.32
5.4.90.0170.04316.52
5.4.80.0030.07316.37
5.4.70.0100.04016.50
5.4.60.0030.07316.41
5.4.50.0170.05016.38
5.4.40.0130.07016.40
5.4.30.0130.06316.30
5.4.20.0070.06716.45
5.4.10.0030.05016.46
5.4.00.0170.05015.94
5.3.290.0030.08014.59
5.3.280.0100.07714.49
5.3.270.0100.07014.65
5.3.260.0100.07314.63
5.3.250.0000.04014.52
5.3.240.0030.04014.66
5.3.230.0030.03714.63
5.3.220.0070.03314.56
5.3.210.0000.05014.58
5.3.200.0030.05014.57
5.3.190.0070.07314.58
5.3.180.0070.07314.61
5.3.170.0070.07714.45
5.3.160.0070.04714.57
5.3.150.0200.06014.59
5.3.140.0000.08714.60
5.3.130.0030.07714.60
5.3.120.0130.07014.62
5.3.110.0100.06714.61
5.3.100.0030.06314.08
5.3.90.0000.06013.91
5.3.80.0030.07714.06
5.3.70.0130.07013.99
5.3.60.0100.06013.98
5.3.50.0100.05714.00
5.3.40.0070.06013.84
5.3.30.0100.06713.96
5.3.20.0030.05013.75
5.3.10.0030.05013.71
5.3.00.0000.07713.64
5.2.170.0070.03711.17
5.2.160.0070.06011.30
5.2.150.0130.05311.14
5.2.140.0030.06311.20
5.2.130.0030.03711.16
5.2.120.0030.07011.11
5.2.110.0030.06310.99
5.2.100.0100.06011.27
5.2.90.0030.04711.18
5.2.80.0030.03711.11
5.2.70.0070.05311.07
5.2.60.0030.06311.10
5.2.50.0000.06711.02
5.2.40.0030.06711.01
5.2.30.0030.06010.90
5.2.20.0070.06011.02
5.2.10.0100.06010.91
5.2.00.0030.05710.68
5.1.60.0070.0409.97
5.1.50.0070.0379.97
5.1.40.0000.04010.03
5.1.30.0070.04710.50
5.1.20.0070.05010.43
5.1.10.0030.05310.12
5.1.00.0100.03310.04
5.0.50.0100.0208.57
5.0.40.0000.0338.44
5.0.30.0030.0538.37
5.0.20.0000.0338.21
5.0.10.0070.0378.22
5.0.00.0030.0638.32
4.4.90.0030.0337.88
4.4.80.0070.0337.88
4.4.70.0030.0337.88
4.4.60.0030.0377.88
4.4.50.0000.0377.88
4.4.40.0070.0507.88
4.4.30.0000.0237.88
4.4.20.0030.0377.88
4.4.10.0000.0237.88
4.4.00.0070.0537.88
4.3.110.0070.0177.88
4.3.100.0000.0377.88
4.3.90.0070.0237.88
4.3.80.0030.0537.88
4.3.70.0070.0307.88
4.3.60.0030.0237.88
4.3.50.0000.0337.88
4.3.40.0030.0277.88
4.3.30.0000.0237.88
4.3.20.0000.0207.88
4.3.10.0000.0177.88
4.3.00.0030.0237.88

preferences:
47.76 ms | 401 KiB | 5 Q