3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public $bar; private $baz; public function __construct(){ $this->bar = 'bar'; $this->baz = 'baz'; } } $foo = new Foo; unset($foo->bar); var_dump($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)
8.3.60.0090.00618.43
8.3.50.0120.00921.94
8.3.40.0150.00618.59
8.3.30.0080.00618.88
8.3.20.0030.00520.30
8.3.10.0090.00020.40
8.3.00.0060.00318.95
8.2.180.0090.00616.38
8.2.170.0140.00722.96
8.2.160.0000.01320.54
8.2.150.0000.00724.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00422.29
8.2.110.0090.00020.47
8.2.100.0000.01117.78
8.2.90.0080.00019.05
8.2.80.0030.00617.97
8.2.70.0050.00317.48
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0000.00718.10
8.2.30.0040.00419.47
8.2.20.0040.00417.69
8.2.10.0040.00418.00
8.2.00.0040.00417.68
8.1.280.0110.00725.92
8.1.270.0040.00422.14
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0030.00622.29
8.1.230.0080.00420.85
8.1.220.0000.00917.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0000.00817.23
8.1.180.0000.00818.10
8.1.170.0090.00018.52
8.1.160.0070.00021.94
8.1.150.0040.00418.82
8.1.140.0030.00617.38
8.1.130.0000.00717.52
8.1.120.0000.00817.43
8.1.110.0000.00717.30
8.1.100.0040.00417.45
8.1.90.0000.00717.45
8.1.80.0040.00417.43
8.1.70.0030.00317.25
8.1.60.0030.00517.47
8.1.50.0040.00417.47
8.1.40.0030.00517.42
8.1.30.0040.00417.63
8.1.20.0050.00317.53
8.1.10.0000.00717.56
8.1.00.0070.00017.58
8.0.300.0080.00019.09
8.0.290.0040.00416.63
8.0.280.0030.00318.38
8.0.270.0070.00017.07
8.0.260.0070.00016.79
8.0.250.0070.00016.88
8.0.240.0000.00816.83
8.0.230.0050.00316.93
8.0.220.0030.00316.86
8.0.210.0000.00616.76
8.0.200.0070.00016.84
8.0.190.0040.00416.86
8.0.180.0000.00816.86
8.0.170.0040.00416.75
8.0.160.0000.00716.79
8.0.150.0030.00316.76
8.0.140.0040.00416.82
8.0.130.0000.00713.25
8.0.120.0020.00516.83
8.0.110.0030.00516.79
8.0.100.0000.00816.77
8.0.90.0070.00016.77
8.0.80.0160.00616.87
8.0.70.0080.00016.85
8.0.60.0040.00416.90
8.0.50.0080.00016.67
8.0.30.0130.01016.76
8.0.20.0080.01217.40
8.0.10.0000.00716.99
8.0.00.0070.01116.79
7.4.330.0000.00715.00
7.4.320.0060.00016.52
7.4.300.0060.00016.61
7.4.290.0000.00816.43
7.4.280.0000.00716.51
7.4.270.0000.00816.56
7.4.260.0040.00416.48
7.4.250.0050.00216.57
7.4.240.0030.00416.53
7.4.230.0000.00716.70
7.4.220.0100.01416.48
7.4.210.0030.01216.57
7.4.200.0050.00316.54
7.4.160.0070.01016.41
7.4.150.0090.00917.40
7.4.140.0120.00717.86
7.4.130.0100.01016.47
7.4.120.0120.00616.53
7.4.110.0070.01616.41
7.4.100.0150.00916.54
7.4.90.0070.01016.39
7.4.80.0130.00719.39
7.4.70.0130.00316.59
7.4.60.0140.00916.31
7.4.50.0040.00416.34
7.4.40.0160.00616.39
7.4.30.0060.01516.54
7.4.00.0080.00615.05
7.3.330.0040.00413.11
7.3.320.0060.00013.26
7.3.310.0030.00316.30
7.3.300.0030.00316.27
7.3.290.0000.01516.30
7.3.280.0080.00816.26
7.3.270.0060.01117.40
7.3.260.0040.01316.32
7.3.250.0110.00916.25
7.3.240.0110.00816.43
7.3.230.0030.01416.39
7.3.210.0100.00716.46
7.3.200.0120.00619.39
7.3.190.0140.00616.59
7.3.180.0130.00416.26
7.3.170.0040.01216.45
7.3.160.0130.00616.26
7.3.120.0120.00614.78
7.3.110.0100.00714.90
7.3.100.0030.01214.82
7.3.90.0040.01214.58
7.3.80.0000.01014.63
7.3.70.0000.01014.67
7.3.60.0070.00714.76
7.3.50.0060.00914.65
7.3.40.0070.00714.66
7.3.30.0060.00314.73
7.3.20.0090.00616.79
7.3.10.0070.00316.46
7.3.00.0060.00916.86
7.2.330.0060.01216.41
7.2.320.0030.02016.76
7.2.310.0030.01316.55
7.2.300.0090.00616.74
7.2.290.0030.01416.50
7.2.250.0070.01115.11
7.2.240.0090.00914.75
7.2.230.0060.00614.91
7.2.220.0080.00414.98
7.2.210.0030.01715.00
7.2.200.0120.00314.96
7.2.190.0100.00015.02
7.2.180.0080.00815.01
7.2.170.0030.00714.81
7.2.60.0040.01116.92
7.2.00.0080.00319.41
7.1.330.0070.00715.61
7.1.320.0040.00815.82
7.1.310.0030.01315.70
7.1.300.0070.00715.51
7.1.290.0000.00915.80
7.1.280.0080.00015.91
7.1.270.0100.00315.68
7.1.260.0110.00415.68
7.1.200.0030.00615.55
7.1.100.0060.00318.09
7.1.70.0000.01517.13
7.1.60.0130.01019.12
7.1.50.0070.01716.78
7.1.00.0070.07322.57
7.0.200.0040.00416.68
7.0.140.0030.07022.09
7.0.60.0130.05720.07
7.0.50.0130.07017.71
7.0.40.0100.04020.27
7.0.30.0170.04720.09
7.0.20.0130.04720.07
7.0.10.0000.07320.11
7.0.00.0030.04320.22
5.6.280.0070.06720.78
5.6.210.0130.06320.67
5.6.200.0100.04018.28
5.6.190.0030.05720.47
5.6.180.0030.06720.58
5.6.170.0230.06020.49
5.6.160.0070.05020.44
5.6.150.0100.08018.19
5.6.140.0130.07018.27
5.6.130.0130.08318.15
5.6.120.0100.08021.12
5.6.110.0000.04720.98
5.6.100.0200.07721.00
5.6.90.0100.05320.97
5.6.80.0170.04020.42
5.5.350.0000.04320.44
5.5.340.0100.05318.09
5.5.330.0100.08020.41
5.5.320.0300.04720.38
5.5.310.0300.07020.33
5.5.300.0130.07717.98
5.5.290.0030.06317.96
5.5.280.0030.08320.77
5.5.270.0100.04020.98
5.5.260.0070.09320.87
5.5.250.0170.07720.59
5.5.240.0330.07020.16
5.4.450.2130.04719.51
5.4.440.1970.04319.29
5.4.430.1900.04319.52
5.4.420.1930.04319.15
5.4.410.2000.03319.40
5.4.400.2400.03719.30
5.4.390.2000.04718.86
5.4.380.0930.04019.22
5.4.370.0000.06719.14
5.4.360.0030.03719.07
5.4.350.1830.04719.23
5.4.340.2100.04018.98
5.4.320.1970.04018.95
5.4.310.2100.04018.98
5.4.300.2200.04319.17
5.4.290.2530.04019.23
5.4.280.2330.04319.20
5.4.270.2400.04019.04
5.4.260.2400.03719.20
5.4.250.1300.03719.14
5.4.240.0000.05019.04
5.4.230.0030.04318.98
5.4.220.1470.06318.89
5.4.210.2600.04019.18
5.4.200.2330.04018.84
5.4.190.2100.03719.03
5.4.180.2070.04319.12
5.4.170.2170.03719.19
5.4.160.2100.03319.20
5.4.150.2100.03319.18
5.4.140.2200.04016.31
5.4.130.2070.02716.33
5.4.120.0030.03316.27
5.4.110.0000.04016.25
5.4.100.1100.04016.56
5.4.90.2200.02716.18
5.4.80.2370.03716.34
5.4.70.2070.03716.50
5.4.60.2130.02716.32
5.4.50.2030.03016.42
5.4.40.1930.04016.46
5.4.30.1830.03316.52
5.4.20.1970.03716.49
5.4.10.1900.04016.50
5.4.00.0070.07015.82
5.3.290.0000.04714.58
5.3.280.0130.03714.64
5.3.270.0100.04014.71
5.3.260.0000.04014.51
5.3.250.1430.03714.66
5.3.240.1930.03714.58
5.3.230.1770.04014.59
5.3.220.1670.03014.67
5.3.210.2130.02714.57
5.3.200.2070.03714.55
5.3.190.1730.03314.57
5.3.180.1930.03014.52
5.3.170.2100.02714.52
5.3.160.1970.03714.79
5.3.150.2000.04014.46
5.3.140.0000.04014.45
5.3.130.0070.04314.51
5.3.120.0830.05014.45
5.3.110.2030.03314.50
5.3.100.1830.03314.04
5.3.90.1930.03714.09
5.3.80.1900.04313.92
5.3.70.1970.03714.02
5.3.60.1670.03714.00
5.3.50.2030.03713.85
5.3.40.1970.03713.87
5.3.30.2200.03713.91
5.3.20.2070.03313.59
5.3.10.2330.03313.55
5.3.00.2200.04013.71
5.2.170.1700.02311.09
5.2.160.1900.03311.20
5.2.150.1670.03011.38
5.2.140.1930.03311.15
5.2.130.1670.03011.01
5.2.120.1630.03011.02
5.2.110.1900.03011.07
5.2.100.1670.02711.01
5.2.90.1600.03011.00
5.2.80.1700.02711.07
5.2.70.0870.03711.16
5.2.60.0030.03711.02
5.2.50.0100.04710.96
5.2.40.0070.03011.07
5.2.30.1770.03010.89
5.2.20.1400.02711.09
5.2.10.1630.03010.94
5.2.00.1470.02710.68
5.1.60.1500.02310.14
5.1.50.1330.0239.92
5.1.40.1600.0339.86
5.1.30.1700.03010.25
5.1.20.1370.02710.25
5.1.10.1470.0209.97
5.1.00.1330.0239.96
5.0.50.0770.0138.62
5.0.40.0670.0208.56
5.0.30.0630.0338.11
5.0.20.0330.0208.09
5.0.10.0000.0208.07
5.0.00.0030.0438.04
4.4.90.0000.0177.51
4.4.80.0000.0277.51
4.4.70.0000.0207.51
4.4.60.0000.0177.51
4.4.50.0030.0137.51
4.4.40.0000.0277.51
4.4.30.0030.0207.51
4.4.20.0000.0207.51
4.4.10.0370.0137.51
4.4.00.0730.0207.51
4.3.110.0800.0207.51
4.3.100.0670.0177.51
4.3.90.0670.0137.51
4.3.80.0830.0237.51
4.3.70.0800.0207.51
4.3.60.0770.0137.51
4.3.50.0600.0177.51
4.3.40.0600.0237.51
4.3.30.0330.0207.51
4.3.20.0330.0177.51
4.3.10.0330.0137.51
4.3.00.0330.0177.51

preferences:
40.1 ms | 401 KiB | 5 Q