3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { protected static $a = 5; public function foo() { $f = function() { var_dump(__CLASS__); var_dump(get_called_class()); var_dump($this); var_dump(defined('self')); //var_dump(null === self); var_dump(static::$a); }; $f(); } } $a = new A; $a->foo();

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)
8.3.60.0090.01318.18
8.3.50.0110.00521.08
8.3.40.0150.00018.45
8.3.30.0070.00720.17
8.3.20.0110.00420.20
8.3.10.0050.00322.09
8.3.00.0040.00422.39
8.2.180.0140.00718.29
8.2.170.0070.00722.96
8.2.160.0120.00320.42
8.2.150.0070.00024.18
8.2.140.0090.00024.66
8.2.130.0080.00026.16
8.2.120.0080.00019.66
8.2.110.0090.00320.34
8.2.100.0130.00319.39
8.2.90.0080.00019.22
8.2.80.0040.00419.39
8.2.70.0000.00817.35
8.2.60.0090.00717.55
8.2.50.0000.00918.07
8.2.40.0030.00518.34
8.2.30.0000.00717.99
8.2.20.0070.00017.67
8.2.10.0080.00017.62
8.2.00.0020.00517.75
8.1.280.0120.00625.92
8.1.270.0030.00623.99
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0070.00323.96
8.1.230.0120.00018.97
8.1.220.0030.00617.76
8.1.210.0000.00818.77
8.1.200.0050.00517.38
8.1.190.0040.00417.51
8.1.180.0110.00020.57
8.1.170.0050.00318.46
8.1.160.0000.00722.13
8.1.150.0000.00818.68
8.1.140.0070.00017.37
8.1.130.0070.00017.83
8.1.120.0040.00417.47
8.1.110.0000.00817.43
8.1.100.0000.00817.53
8.1.90.0030.00417.43
8.1.80.0070.00017.46
8.1.70.0000.00717.49
8.1.60.0060.00317.64
8.1.50.0000.00817.54
8.1.40.0040.00417.56
8.1.30.0030.00617.54
8.1.20.0040.00417.66
8.1.10.0000.00717.56
8.1.00.0070.00017.39
8.0.300.0060.00318.77
8.0.290.0000.00717.04
8.0.280.0070.00018.37
8.0.270.0000.00717.19
8.0.260.0040.00416.75
8.0.250.0070.00016.87
8.0.240.0040.00416.78
8.0.230.0030.00316.82
8.0.220.0000.00716.80
8.0.210.0000.00716.85
8.0.200.0040.00416.88
8.0.190.0030.00616.86
8.0.180.0040.00416.83
8.0.170.0080.00016.95
8.0.160.0000.00716.85
8.0.150.0030.00516.91
8.0.140.0000.00716.81
8.0.130.0050.00013.28
8.0.120.0060.00316.76
8.0.110.0040.00416.84
8.0.100.0000.00716.90
8.0.90.0040.00416.72
8.0.80.0110.00316.95
8.0.70.0000.00816.89
8.0.60.0060.00316.95
8.0.50.0000.00816.89
8.0.30.0140.00816.83
8.0.20.0100.01217.40
8.0.10.0040.00417.03
8.0.00.0060.01116.77
7.4.330.0020.00215.00
7.4.320.0030.00316.49
7.4.300.0000.00616.60
7.4.290.0000.00716.40
7.4.280.0040.00416.50
7.4.270.0040.00716.51
7.4.260.0030.00516.59
7.4.250.0000.00816.54
7.4.240.0040.00416.45
7.4.230.0000.00716.40
7.4.220.0160.00916.66
7.4.210.0050.01116.52
7.4.200.0030.00316.41
7.4.190.0000.00716.65
7.4.160.0070.01016.40
7.4.150.0060.01117.40
7.4.140.0110.00917.86
7.4.130.0130.00316.52
7.4.120.0050.01116.55
7.4.110.0070.01116.45
7.4.100.0030.01616.41
7.4.90.0130.00916.32
7.4.80.0070.01119.39
7.4.70.0070.01016.44
7.4.60.0060.01216.50
7.4.50.0000.00816.55
7.4.40.0090.00622.77
7.4.30.0160.00316.63
7.4.00.0030.01314.86
7.3.330.0000.00613.13
7.3.320.0000.00513.13
7.3.310.0040.00416.32
7.3.300.0040.00416.30
7.3.290.0000.01716.34
7.3.280.0070.00916.30
7.3.270.0090.01517.40
7.3.260.0060.01216.33
7.3.250.0100.01016.40
7.3.240.0090.00916.50
7.3.230.0120.00616.39
7.3.210.0070.01016.23
7.3.200.0070.01019.39
7.3.190.0110.01116.21
7.3.180.0060.00916.26
7.3.170.0100.00616.27
7.3.160.0120.00316.27
7.3.120.0070.01014.78
7.2.330.0100.00716.34
7.2.320.0100.00616.74
7.2.310.0100.00716.59
7.2.300.0030.01516.80
7.2.290.0090.01016.49
7.2.80.0030.01316.73
7.2.60.0060.01017.03
7.2.50.0060.00916.77
7.1.200.0100.00315.48
7.1.70.0060.00617.05
7.1.60.0030.02219.29
7.1.50.0150.00617.05
7.1.00.0070.05022.51
7.0.200.0420.00614.46
7.0.140.0030.07722.16
7.0.60.0030.04019.92
7.0.50.0030.04017.95
7.0.40.0030.09320.02
7.0.30.0130.04720.16
7.0.20.0270.09320.06
7.0.10.0230.04720.11
7.0.00.0170.06320.19
5.6.280.0130.06320.89
5.6.210.0100.07720.72
5.6.200.0130.07718.18
5.6.190.0030.08320.27
5.6.180.3000.04020.43
5.6.170.0530.07020.54
5.6.160.0070.08320.54
5.6.150.0100.07018.28
5.6.140.0000.06718.20
5.6.130.0030.06718.15
5.6.120.0070.08321.00
5.6.110.0170.06721.09
5.6.100.0030.06321.14
5.6.90.0030.08720.97
5.6.80.0100.05720.52
5.6.70.0200.07320.51
5.5.350.0070.08020.37
5.5.340.0100.07717.98
5.5.330.0100.06720.43
5.5.320.0200.08020.35
5.5.310.0270.04320.36
5.5.300.0070.08017.97
5.5.290.0030.08317.95
5.5.280.0070.08720.73
5.5.270.0200.04720.87
5.5.260.0030.08720.80
5.5.250.0130.08720.59
5.5.240.0130.02720.19
5.4.450.0900.06019.47
5.4.440.0730.06719.58
5.4.430.0830.05719.61
5.4.420.0670.06719.63
5.4.410.0800.05019.04
5.4.400.1300.06318.72
5.4.390.1000.05718.63
5.4.380.0270.05318.70
5.4.370.0130.04718.73
5.4.360.0100.05318.47
5.4.350.0120.03812.02
5.4.340.0060.03512.02
5.4.320.0060.03712.51
5.4.310.0080.05912.50
5.4.300.0090.03512.50
5.4.290.0040.04312.50
5.4.280.0060.04612.40
5.4.270.0050.04012.40
5.4.260.0070.03712.40
5.4.250.0030.05718.96
5.4.240.0070.08019.04
5.4.230.0030.05719.01
5.4.220.0130.07318.80
5.4.210.0030.05718.99
5.4.200.0030.05319.07
5.4.190.0000.05719.00
5.4.180.0030.05318.99
5.4.170.0100.05018.79
5.4.160.0170.05018.77
5.4.150.0070.05318.79
5.4.140.0070.05016.58
5.4.130.0000.05716.42
5.4.120.0030.05716.62
5.4.110.0070.06016.55
5.4.100.0030.05016.45
5.4.90.0070.04716.57
5.4.80.0000.05316.56
5.4.70.0130.04316.55
5.4.60.0070.05016.54
5.4.50.0000.05716.39
5.4.40.0130.04716.42
5.4.30.0100.06016.36
5.4.20.0100.04716.48
5.4.10.0030.06016.52
5.4.00.0100.04316.00
5.3.290.0060.03912.80
5.3.280.0130.04314.84
5.3.270.0070.05014.80
5.3.260.0000.06014.57
5.3.250.0070.07714.45
5.3.240.0100.04714.83
5.3.230.0070.05014.78
5.3.220.0170.04314.56
5.3.210.0100.05314.73
5.3.200.0070.05014.66
5.3.190.0070.06014.58
5.3.180.0070.04714.54
5.3.170.0030.05314.59
5.3.160.0200.04014.66
5.3.150.0130.04314.70
5.3.140.0030.05314.73
5.3.130.0070.05014.64
5.3.120.0070.05714.53
5.3.110.0100.05014.71
5.3.100.0170.05013.87
5.3.90.0070.05314.20
5.3.80.0170.06314.10
5.3.70.0100.07013.93
5.3.60.0100.06714.09
5.3.50.0070.05713.86
5.3.40.0070.05014.18
5.3.30.0130.05013.89
5.3.20.0130.04013.79
5.3.10.0070.07313.72
5.3.00.0100.04713.86
5.2.170.0130.03311.13
5.2.160.0070.04011.23
5.2.150.0070.06311.14
5.2.140.0070.04311.30
5.2.130.0030.04311.18
5.2.120.0100.04011.09
5.2.110.0030.04011.18
5.2.100.0070.05711.00
5.2.90.0130.03311.17
5.2.80.0030.04311.17
5.2.70.0070.04011.09
5.2.60.0170.03711.04
5.2.50.0130.04711.10
5.2.40.0000.05011.00
5.2.30.0130.05010.95
5.2.20.0030.04311.03
5.2.10.0100.03310.93
5.2.00.0030.04010.79
5.1.60.0030.03710.03
5.1.50.0070.0309.99
5.1.40.0070.04010.22
5.1.30.0070.04710.40
5.1.20.0100.03710.18
5.1.10.0070.03710.06
5.1.00.0070.0379.91
5.0.50.0030.0339.85
5.0.40.0070.0279.85
5.0.30.0000.0639.85
5.0.20.0070.0279.85
5.0.10.0100.0339.85
5.0.00.0000.0579.85
4.4.90.0030.0309.85
4.4.80.0030.0209.85
4.4.70.0130.0139.85
4.4.60.0100.0179.85
4.4.50.0000.0239.85
4.4.40.0030.0339.85
4.4.30.0000.0309.85
4.4.20.0070.0209.85
4.4.10.0000.0239.85
4.4.00.0030.0339.85
4.3.110.0030.0209.85
4.3.100.0100.0139.85
4.3.90.0070.0179.85
4.3.80.0030.0309.85
4.3.70.0070.0239.85
4.3.60.0070.0279.85
4.3.50.0030.0209.85
4.3.40.0030.0409.85
4.3.30.0030.0239.85
4.3.20.0000.0239.85
4.3.10.0030.0209.85
4.3.00.0100.0236.81

preferences:
114.79 ms | 401 KiB | 5 Q