3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public $var; public function __construct() { $this->var = '123'; } } class Bar extends Foo { public static function destroyVar($var) { unset($var); } } $foo = new Foo(); Bar::destroyVar($foo->var); 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)
8.3.60.0090.00616.75
8.3.50.0170.00622.00
8.3.40.0140.00418.83
8.3.30.0100.00318.92
8.3.20.0040.00420.16
8.3.10.0000.00823.39
8.3.00.0070.00320.61
8.2.180.0080.01216.50
8.2.170.0170.00022.96
8.2.160.0070.00720.39
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0170.00326.16
8.2.120.0000.00822.31
8.2.110.0050.00522.07
8.2.100.0000.01117.78
8.2.90.0060.00319.09
8.2.80.0040.00417.97
8.2.70.0060.00317.25
8.2.60.0030.00817.55
8.2.50.0040.00418.07
8.2.40.0000.00818.16
8.2.30.0050.00317.95
8.2.20.0000.00717.48
8.2.10.0090.00019.45
8.2.00.0050.00317.49
8.1.280.0120.00625.92
8.1.270.0080.00022.07
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00623.90
8.1.230.0070.00418.99
8.1.220.0030.00617.74
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0000.00917.50
8.1.180.0040.00418.10
8.1.170.0030.00518.44
8.1.160.0040.00421.86
8.1.150.0000.00718.58
8.1.140.0000.00817.43
8.1.130.0070.00017.82
8.1.120.0030.00517.44
8.1.110.0040.00417.27
8.1.100.0040.00417.39
8.1.90.0030.00317.36
8.1.80.0040.00417.36
8.1.70.0050.00217.29
8.1.60.0080.00017.59
8.1.50.0000.00717.50
8.1.40.0080.00017.58
8.1.30.0000.00817.62
8.1.20.0080.00017.61
8.1.10.0030.00617.50
8.1.00.0030.00617.58
8.0.300.0040.00418.77
8.0.290.0000.00817.05
8.0.280.0050.00318.38
8.0.270.0040.00417.10
8.0.260.0000.00716.75
8.0.250.0060.00016.90
8.0.240.0070.00016.88
8.0.230.0080.00016.90
8.0.220.0000.00716.86
8.0.210.0030.00316.70
8.0.200.0040.00416.85
8.0.190.0070.00016.93
8.0.180.0000.00716.83
8.0.170.0040.00416.75
8.0.160.0040.00416.93
8.0.150.0030.00316.76
8.0.140.0040.00416.78
8.0.130.0030.00313.25
8.0.120.0000.00816.80
8.0.110.0040.00416.80
8.0.100.0070.00016.86
8.0.90.0000.00716.64
8.0.80.0060.00916.79
8.0.70.0040.00416.81
8.0.60.0040.00416.81
8.0.50.0000.00716.77
8.0.30.0100.00816.82
8.0.20.0150.00317.40
8.0.10.0000.00717.01
8.0.00.0080.00916.71
7.4.330.0050.00015.00
7.4.320.0060.00016.56
7.4.300.0000.00716.48
7.4.290.0000.00716.37
7.4.280.0000.00716.62
7.4.270.0000.00616.51
7.4.260.0070.00016.42
7.4.250.0040.00416.55
7.4.240.0040.00416.54
7.4.230.0000.00716.57
7.4.220.0070.01116.45
7.4.210.0060.00816.61
7.4.200.0030.00316.50
7.4.190.0070.00016.66
7.4.160.0110.01116.34
7.4.150.0070.01117.40
7.4.140.0110.00817.86
7.4.130.0080.00816.41
7.4.120.0070.01016.52
7.4.110.0130.00316.27
7.4.100.0030.01416.59
7.4.90.0120.00416.55
7.4.80.0070.01016.48
7.4.70.0100.00716.42
7.4.60.0070.01416.37
7.4.50.0030.00516.09
7.4.40.0100.00522.77
7.4.30.0080.00816.29
7.4.00.0070.01014.98
7.3.330.0030.00313.27
7.3.320.0060.00013.32
7.3.310.0060.00016.33
7.3.300.0030.00316.18
7.3.290.0060.00916.29
7.3.280.0080.00916.32
7.3.270.0110.00617.40
7.3.260.0160.00016.42
7.3.250.0060.01016.40
7.3.240.0090.01016.48
7.3.230.0100.01016.39
7.3.210.0130.00316.18
7.3.200.0090.01319.39
7.3.190.0190.00016.58
7.3.180.0140.00716.29
7.3.170.0100.00716.44
7.3.160.0060.00916.30
7.3.120.0060.00914.53
7.3.10.0030.01016.75
7.3.00.0000.01216.63
7.2.330.0110.00616.48
7.2.320.0140.00416.62
7.2.310.0090.01316.59
7.2.300.0130.00716.49
7.2.290.0050.01116.34
7.2.130.0070.00716.61
7.2.120.0030.00616.91
7.2.110.0140.00716.69
7.2.100.0070.00416.67
7.2.90.0090.00016.84
7.2.80.0140.00316.93
7.2.70.0000.01616.96
7.2.60.0070.01016.30
7.2.50.0070.01116.51
7.2.40.0070.00717.04
7.2.30.0090.00916.94
7.2.20.0100.00616.84
7.2.10.0030.00916.90
7.2.00.0080.00518.29
7.1.250.0060.00815.84
7.1.100.0030.00718.19
7.1.70.0040.00417.24
7.1.60.0070.01319.29
7.1.50.0120.00934.93
7.1.00.0030.07722.44
7.0.200.0080.00316.55
7.0.140.0030.07322.08
7.0.60.0170.03321.63
7.0.50.0070.03717.87
7.0.40.0170.07720.20
7.0.30.0230.07720.19
7.0.20.0270.07720.12
7.0.10.0070.08020.16
7.0.00.0170.07720.33
5.6.280.0070.06721.07
5.6.210.0130.07720.56
5.6.200.0070.03718.18
5.6.190.0070.08720.48
5.6.180.0270.04020.52
5.6.170.0300.06320.51
5.6.160.0130.07720.47
5.6.150.0100.03318.28
5.6.140.0100.07718.24
5.6.130.0030.08318.14
5.6.120.0130.07021.01
5.6.110.0200.07321.02
5.6.100.0070.08721.14
5.6.90.0100.08021.09
5.6.80.0100.07720.48
5.5.350.0200.08320.43
5.5.340.0070.08318.09
5.5.330.0130.06020.34
5.5.320.0330.03020.50
5.5.310.0300.06720.35
5.5.300.0070.04017.95
5.5.290.0000.04317.98
5.5.280.0170.07720.73
5.5.270.0030.08320.67
5.5.260.0130.08020.94
5.5.250.0030.08720.67
5.5.240.4270.03720.04
5.4.450.4230.03719.54
5.4.440.0000.05019.59
5.4.430.1400.05019.45
5.4.420.4170.03019.49
5.4.410.4030.03719.18
5.4.400.3770.03719.21
5.4.390.4000.04018.99
5.4.380.4000.03018.94
5.4.370.4000.03719.24
5.4.360.4170.03718.95
5.4.350.4130.03718.93
5.4.340.3800.03719.04
5.4.320.4730.04019.10
5.4.310.2330.03719.04
5.4.300.3400.03319.17
5.4.290.3500.04019.20
5.4.280.2300.03319.14
5.4.270.3800.04019.13
5.4.260.3170.03719.11
5.4.250.3170.03719.20
5.4.240.4230.04719.12
5.4.230.2870.03719.00
5.4.220.4470.04019.26
5.4.210.3800.04319.20
5.4.200.3970.04018.96
5.4.190.3770.04018.93
5.4.180.3800.03719.16
5.4.170.3870.03019.14
5.4.160.3970.04019.04
5.4.150.3630.04019.04
5.4.140.0030.04716.55
5.4.130.2330.03716.47
5.4.120.4500.03016.41
5.4.110.4100.04316.36
5.4.100.3730.03716.53
5.4.90.3600.03716.68
5.4.80.4130.03316.52
5.4.70.3800.03716.52
5.4.60.4100.03316.42
5.4.50.4170.03316.50
5.4.40.0030.07316.50
5.4.30.0000.04716.46
5.4.20.3630.04016.49
5.4.10.3800.04016.45
5.4.00.3900.03315.83
5.3.290.1370.04014.69
5.3.280.4300.03714.74
5.3.270.4030.03014.61
5.3.260.4200.04014.53
5.3.250.0070.03714.66
5.3.240.0130.06714.62
5.3.230.4500.03714.52
5.3.220.4770.04014.57
5.3.210.3930.03014.49
5.3.200.4470.03314.59
5.3.190.3730.04014.57
5.3.180.4000.04014.71
5.3.170.3830.03314.73
5.3.160.4100.03314.57
5.3.150.5230.04314.57
5.3.140.2470.03314.57
5.3.130.0070.03314.57
5.3.120.3230.04014.55
5.3.110.3970.03314.61
5.3.100.3730.03314.06
5.3.90.3830.02714.03
5.3.80.3830.03314.17
5.3.70.4030.04313.94
5.3.60.4030.03714.06
5.3.50.3900.04313.98
5.3.40.3770.04014.01
5.3.30.4030.04014.06
5.3.20.3800.03013.69
5.3.10.4000.03013.67
5.3.00.6200.03013.70
5.2.170.3300.03011.15
5.2.160.3100.03011.15
5.2.150.3530.02011.16
5.2.140.3200.03011.14
5.2.130.3330.03011.27
5.2.120.3270.02711.13
5.2.110.3500.02311.25
5.2.100.3400.03711.10
5.2.90.3500.02011.26
5.2.80.3400.03311.09
5.2.70.3370.03011.04
5.2.60.3430.02711.05
5.2.50.3370.03311.09
5.2.40.2770.03311.07
5.2.30.2600.02311.02
5.2.20.2530.02710.96
5.2.10.3200.02710.87
5.2.00.2970.02710.89
5.1.60.2400.02710.05
5.1.50.2830.02310.14
5.1.40.3000.02310.02
5.1.30.2930.02710.31
5.1.20.2600.02310.32
5.1.10.2430.03010.14
5.1.00.2430.02710.03
5.0.50.1500.0278.54
5.0.40.1500.0238.46
5.0.30.1230.0338.30
5.0.20.1270.0208.20
5.0.10.1470.0178.18
5.0.00.1200.0338.12
4.4.90.1570.0136.12
4.4.80.1230.0176.12
4.4.70.1100.0206.12
4.4.60.1600.0106.12
4.4.50.1600.0176.12
4.4.40.1270.0236.12
4.4.30.1700.0176.12
4.4.20.1270.0136.13
4.4.10.1530.0176.13
4.4.00.1270.0276.13
4.3.110.1400.0206.13
4.3.100.1270.0136.13
4.3.90.1370.0076.13
4.3.80.1370.0276.13
4.3.70.1270.0176.13
4.3.60.1270.0136.13
4.3.50.1400.0136.13
4.3.40.1670.0276.13
4.3.30.0870.0176.13
4.3.20.1000.0236.13
4.3.10.0930.0236.13
4.3.00.0900.0206.13

preferences:
43.44 ms | 401 KiB | 5 Q