3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public $a; private $b = 2; private $c = 3; public function __construct() { $this->a = function(){ echo $this->c; }; } } $foo = new Foo(); var_dump($foo); //$foo->a();

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)
8.3.60.0180.00418.43
8.3.50.0110.00921.14
8.3.40.0070.00718.67
8.3.30.0060.00918.92
8.3.20.0090.00020.38
8.3.10.0080.00021.92
8.3.00.0040.00420.64
8.2.180.0070.00716.63
8.2.170.0110.00422.96
8.2.160.0070.00719.16
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0050.00226.16
8.2.120.0040.00419.77
8.2.110.0060.00322.25
8.2.100.0060.00618.03
8.2.90.0040.00419.27
8.2.80.0040.00418.04
8.2.70.0030.00617.63
8.2.60.0000.00717.90
8.2.50.0060.00318.07
8.2.40.0040.00418.16
8.2.30.0030.00517.94
8.2.20.0070.00017.77
8.2.10.0040.00417.68
8.2.00.0040.00717.56
8.1.280.0170.00325.92
8.1.270.0030.00618.49
8.1.260.0070.00026.35
8.1.250.0000.00828.09
8.1.240.0040.00423.71
8.1.230.0000.01019.05
8.1.220.0030.00517.74
8.1.210.0000.00818.77
8.1.200.0030.00717.35
8.1.190.0030.00517.55
8.1.180.0040.00418.79
8.1.170.0030.00618.46
8.1.160.0040.00422.05
8.1.150.0050.00318.70
8.1.140.0000.00717.45
8.1.130.0050.00317.82
8.1.120.0040.00417.39
8.1.110.0040.00417.46
8.1.100.0040.00417.45
8.1.90.0000.00717.46
8.1.80.0070.00017.50
8.1.70.0000.00717.35
8.1.60.0040.00417.60
8.1.50.0000.00717.43
8.1.40.0030.00517.50
8.1.30.0000.00717.54
8.1.20.0000.00817.49
8.1.10.0060.00317.47
8.1.00.0060.00317.50
8.0.300.0000.00718.77
8.0.290.0040.00416.92
8.0.280.0000.00718.38
8.0.270.0000.00717.20
8.0.260.0070.00016.63
8.0.250.0000.00616.85
8.0.240.0040.00416.78
8.0.230.0080.00016.91
8.0.220.0030.00316.86
8.0.210.0080.00016.70
8.0.200.0000.00616.98
8.0.190.0040.00416.94
8.0.180.0030.00516.86
8.0.170.0040.00416.89
8.0.160.0040.00416.76
8.0.150.0070.00316.76
8.0.140.0080.00016.84
8.0.130.0000.00513.34
8.0.120.0050.00316.90
8.0.110.0050.00216.84
8.0.100.0000.00716.77
8.0.90.0030.00316.93
8.0.80.0150.00016.86
8.0.70.0030.00516.95
8.0.60.0000.00916.92
8.0.50.0040.00416.71
8.0.30.0150.00417.07
8.0.20.0090.01317.40
8.0.10.0050.00216.91
8.0.00.0070.01316.76
7.4.330.0050.00015.00
7.4.320.0030.00316.57
7.4.300.0030.00316.48
7.4.290.0040.00416.49
7.4.280.0050.00316.61
7.4.270.0000.00716.60
7.4.260.0060.00016.59
7.4.250.0060.00316.38
7.4.240.0020.00616.50
7.4.230.0070.00016.48
7.4.220.0060.01116.63
7.4.210.0060.01316.58
7.4.200.0000.00716.35
7.4.190.0030.00316.68
7.4.160.0080.00816.54
7.4.150.0120.00617.40
7.4.140.0060.01117.86
7.4.130.0080.00916.47
7.4.120.0080.01016.46
7.4.110.0080.00816.42
7.4.100.0030.01416.38
7.4.90.0090.00916.36
7.4.80.0060.01719.39
7.4.70.0080.00816.44
7.4.60.0090.00916.35
7.4.50.0000.00616.53
7.4.40.0090.00922.77
7.4.30.0040.01216.40
7.4.00.0040.00814.73
7.3.330.0000.00513.28
7.3.320.0030.00313.16
7.3.310.0000.00716.32
7.3.300.0070.00016.17
7.3.290.0000.01316.31
7.3.280.0110.00716.27
7.3.270.0090.00917.40
7.3.260.0110.00616.34
7.3.250.0100.00716.46
7.3.240.0150.00916.26
7.3.230.0150.00316.41
7.3.210.0150.00616.37
7.3.200.0130.00319.39
7.3.190.0090.01216.57
7.3.180.0030.01316.45
7.3.170.0140.00316.34
7.3.160.0090.00916.27
7.3.120.0030.01414.93
7.3.10.0100.00316.42
7.3.00.0110.00416.82
7.2.330.0090.00916.52
7.2.320.0100.00716.30
7.2.310.0060.01216.66
7.2.300.0060.01016.68
7.2.290.0120.00316.53
7.2.130.0070.00716.85
7.2.120.0140.00016.89
7.2.110.0030.01316.61
7.2.100.0030.00717.04
7.2.90.0060.00916.84
7.2.80.0060.00316.57
7.2.70.0070.01116.96
7.2.60.0060.00916.89
7.2.50.0030.01017.07
7.2.40.0040.00716.56
7.2.30.0030.01316.86
7.2.20.0040.01116.89
7.2.10.0060.00316.84
7.2.00.0030.01018.10
7.1.250.0030.00615.51
7.1.70.0030.00717.26
7.1.60.0100.01419.82
7.1.50.0260.00634.67
7.1.00.0000.03722.28
7.0.200.0360.00414.59
7.0.140.0000.07721.95
7.0.60.0000.06319.91
7.0.50.0000.04717.72
7.0.40.0070.08320.12
7.0.30.0200.05720.23
7.0.20.0230.08020.07
7.0.10.0230.07020.24
7.0.00.0100.06720.23
5.6.280.0000.07720.83
5.6.210.0070.04320.54
5.6.200.0000.05018.18
5.6.190.0030.05320.62
5.6.180.3430.04020.61
5.6.170.0200.03720.52
5.6.160.0030.04320.56
5.6.150.0070.04718.15
5.6.140.0070.06318.27
5.6.130.0000.09018.28
5.6.120.0070.06721.06
5.6.110.0130.08021.02
5.6.100.0030.05320.90
5.6.90.0000.04320.98
5.6.80.0030.05320.54
5.6.70.0230.07720.51
5.5.350.0200.07720.41
5.5.340.0030.05317.99
5.5.330.0000.04320.13
5.5.320.0230.06720.36
5.5.310.0170.04320.26
5.5.300.0030.08017.98
5.5.290.0070.08018.07
5.5.280.0070.04020.80
5.5.270.0130.05720.98
5.5.260.0100.08320.66
5.5.250.0100.07720.69
5.5.240.0000.04020.20
5.4.450.0500.07319.63
5.4.440.0800.07319.70
5.4.430.0100.05319.54
5.4.420.0770.05019.58
5.4.410.0630.06019.40
5.4.400.1130.06018.78
5.4.390.1130.06018.44
5.4.380.0470.04718.78
5.4.370.0070.05718.66
5.4.360.0270.04018.75
5.4.350.0060.03512.02
5.4.340.0110.03012.02
5.4.320.0050.03612.51
5.4.310.0050.03812.50
5.4.300.0050.03712.51
5.4.290.0080.05112.50
5.4.280.0070.03812.40
5.4.270.0050.03712.40
5.4.260.0040.03912.39
5.4.250.0100.05318.79
5.4.240.0100.05019.00
5.4.230.0030.06018.79
5.4.220.0200.04718.76
5.4.210.0100.05018.79
5.4.200.0100.05318.84
5.4.190.0030.05718.96
5.4.180.0030.05718.97
5.4.170.0030.05718.84
5.4.160.0100.05019.08
5.4.150.0070.05318.75
5.4.140.0070.05016.52
5.4.130.0030.05316.58
5.4.120.0000.06016.44
5.4.110.0100.05016.57
5.4.100.0030.06016.51
5.4.90.0070.04716.52
5.4.80.0100.04716.40
5.4.70.0030.05316.53
5.4.60.0100.06716.59
5.4.50.0200.03316.40
5.4.40.0170.05016.43
5.4.30.0130.05016.32
5.4.20.0100.05716.39
5.4.10.0100.04716.43
5.4.00.0030.05016.00
5.3.290.0050.03912.80
5.3.280.0070.05014.68
5.3.270.0070.07714.52
5.3.260.0100.05014.83
5.3.250.0070.05314.63
5.3.240.0030.06314.70
5.3.230.0070.05314.66
5.3.220.0070.05714.66
5.3.210.0130.05714.56
5.3.200.0070.05314.67
5.3.190.0130.05014.40
5.3.180.0100.05314.65
5.3.170.0100.05014.57
5.3.160.0030.05714.57
5.3.150.0130.07714.59
5.3.140.0170.04014.73
5.3.130.0070.06014.78
5.3.120.0130.07314.39
5.3.110.0100.04714.71
5.3.100.0100.05714.13
5.3.90.0170.06014.15
5.3.80.0030.05014.09
5.3.70.0100.05014.10
5.3.60.0070.04714.21
5.3.50.0100.04714.17
5.3.40.0030.05014.04
5.3.30.0070.07013.98
5.3.20.0070.07313.79
5.3.10.0000.05313.48
5.3.00.0070.05313.64
5.2.170.0100.05011.09
5.2.160.0030.04011.32
5.2.150.0030.04011.13
5.2.140.0170.03311.04
5.2.130.0000.04311.18
5.2.120.0070.03711.09
5.2.110.0030.05711.19
5.2.100.0070.03711.07
5.2.90.0000.04310.93
5.2.80.0130.03311.09
5.2.70.0100.03711.16
5.2.60.0100.03711.13
5.2.50.0030.04010.98
5.2.40.0000.04710.82
5.2.30.0000.04311.07
5.2.20.0000.06010.91
5.2.10.0130.04710.94
5.2.00.0100.03710.79
5.1.60.0030.0409.91
5.1.50.0000.04010.09
5.1.40.0070.0309.92
5.1.30.0070.03310.41
5.1.20.0070.03310.18
5.1.10.0070.03310.24
5.1.00.0000.03710.12
5.0.50.0070.0278.59
5.0.40.0000.0308.56
5.0.30.0030.0408.29
5.0.20.0000.0308.34
5.0.10.0100.0208.13
5.0.00.0030.0408.16
4.4.90.0100.0137.18
4.4.80.0000.0237.18
4.4.70.0030.0277.18
4.4.60.0130.0137.18
4.4.50.0000.0237.18
4.4.40.0070.0337.18
4.4.30.0070.0177.18
4.4.20.0030.0207.18
4.4.10.0030.0207.18
4.4.00.0000.0377.18
4.3.110.0030.0307.18
4.3.100.0030.0207.18
4.3.90.0030.0207.18
4.3.80.0030.0337.18
4.3.70.0030.0207.18
4.3.60.0000.0337.18
4.3.50.0000.0237.18
4.3.40.0000.0377.18
4.3.30.0000.0237.18
4.3.20.0000.0237.18
4.3.10.0000.0237.18
4.3.00.0070.0176.61

preferences:
41.84 ms | 401 KiB | 5 Q