3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public $var; public function __construct() { $this->var = '123'; } } class Bar { public static function destroyVar(&$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)
8.3.60.0070.00718.43
8.3.50.0080.00921.09
8.3.40.0040.01118.68
8.3.30.0140.00019.93
8.3.20.0050.00320.36
8.3.10.0080.00021.96
8.3.00.0040.00422.50
8.2.180.0110.00416.50
8.2.170.0180.00022.96
8.2.160.0070.00720.37
8.2.150.0060.00324.18
8.2.140.0090.00024.66
8.2.130.0080.00026.16
8.2.120.0000.00819.64
8.2.110.0060.00622.08
8.2.100.0110.00019.39
8.2.90.0040.00419.13
8.2.80.0000.00819.25
8.2.70.0040.00417.50
8.2.60.0080.00017.55
8.2.50.0060.00318.07
8.2.40.0000.00818.15
8.2.30.0040.00417.87
8.2.20.0040.00417.48
8.2.10.0040.00417.67
8.2.00.0080.00017.49
8.1.280.0140.00025.92
8.1.270.0100.00620.28
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0030.00623.86
8.1.230.0080.00319.15
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.22
8.1.190.0080.00017.54
8.1.180.0030.00620.21
8.1.170.0050.00518.50
8.1.160.0040.00422.14
8.1.150.0000.00818.56
8.1.140.0020.00517.30
8.1.130.0000.00717.82
8.1.120.0040.00417.29
8.1.110.0000.00717.38
8.1.100.0050.00217.37
8.1.90.0000.00817.42
8.1.80.0050.00217.29
8.1.70.0040.00417.38
8.1.60.0040.00417.50
8.1.50.0040.00417.43
8.1.40.0000.00817.54
8.1.30.0000.00717.60
8.1.20.0000.00917.54
8.1.10.0060.00317.51
8.1.00.0090.00017.41
8.0.300.0030.00318.77
8.0.290.0040.00417.04
8.0.280.0030.00318.29
8.0.270.0030.00317.19
8.0.260.0080.00016.69
8.0.250.0000.00716.83
8.0.240.0040.00416.80
8.0.230.0000.00716.86
8.0.220.0070.00016.81
8.0.210.0000.00716.82
8.0.200.0030.00316.91
8.0.190.0020.00516.78
8.0.180.0000.00716.84
8.0.170.0090.00016.82
8.0.160.0020.00516.70
8.0.150.0000.00716.80
8.0.140.0000.01016.77
8.0.130.0000.00513.21
8.0.120.0040.00416.70
8.0.110.0040.00416.68
8.0.100.0080.00016.81
8.0.90.0000.00816.70
8.0.80.0100.00716.86
8.0.70.0030.00416.83
8.0.60.0070.00016.69
8.0.50.0070.00016.82
8.0.30.0080.00916.91
8.0.20.0140.00517.40
8.0.10.0040.00417.01
8.0.00.0100.01116.76
7.4.330.0050.00015.00
7.4.320.0030.00316.43
7.4.300.0000.00616.52
7.4.290.0000.00716.63
7.4.280.0000.00816.40
7.4.270.0030.00316.40
7.4.260.0030.00316.41
7.4.250.0000.00716.47
7.4.240.0030.00416.52
7.4.230.0040.00416.31
7.4.220.0110.00816.54
7.4.210.0090.00816.59
7.4.200.0070.00016.39
7.4.190.0030.00316.59
7.4.160.0130.00316.52
7.4.150.0070.01017.40
7.4.140.0110.00717.86
7.4.130.0150.00616.47
7.4.120.0130.00416.45
7.4.110.0080.00816.47
7.4.100.0140.00416.36
7.4.90.0100.01016.43
7.4.80.0150.00319.39
7.4.70.0140.00316.58
7.4.60.0120.00616.45
7.4.50.0030.00516.42
7.4.40.0000.01622.77
7.4.30.0080.00816.38
7.4.00.0090.00315.05
7.3.330.0050.00013.16
7.3.320.0050.00013.04
7.3.310.0030.00516.33
7.3.300.0000.00716.31
7.3.290.0070.01116.21
7.3.280.0090.00616.24
7.3.270.0060.00917.40
7.3.260.0060.01116.29
7.3.250.0100.00616.39
7.3.240.0120.00916.15
7.3.230.0080.00816.51
7.3.210.0110.00916.44
7.3.200.0110.00619.39
7.3.190.0080.01116.25
7.3.180.0060.00916.35
7.3.170.0110.00516.44
7.3.160.0080.00816.28
7.3.120.0060.00914.68
7.3.110.0040.00814.75
7.3.100.0040.01014.81
7.3.90.0100.00714.77
7.3.80.0040.01114.73
7.3.70.0030.00714.80
7.3.60.0070.01014.72
7.3.50.0030.01414.97
7.3.40.0060.00614.60
7.3.30.0100.00314.57
7.3.20.0070.00316.28
7.3.10.0000.01016.70
7.3.00.0000.01216.63
7.2.330.0090.00916.60
7.2.320.0090.00916.69
7.2.310.0110.01116.44
7.2.300.0040.01216.63
7.2.290.0120.00616.60
7.2.240.0000.01514.99
7.2.230.0070.01014.96
7.2.220.0030.01315.21
7.2.210.0030.01415.11
7.2.200.0030.01014.99
7.2.190.0000.00915.10
7.2.180.0090.00614.82
7.2.170.0030.01015.09
7.2.160.0090.00615.12
7.2.150.0070.00716.98
7.2.140.0040.00816.91
7.2.130.0120.00416.83
7.2.120.0120.00316.73
7.2.110.0060.00616.87
7.2.100.0000.01216.99
7.2.90.0040.00416.64
7.2.80.0030.01317.02
7.2.70.0060.00616.95
7.2.60.0130.00316.85
7.2.50.0070.01016.80
7.2.40.0040.01116.93
7.2.30.0060.00316.91
7.2.20.0030.01316.96
7.2.10.0120.00016.79
7.2.00.0070.00718.03
7.1.330.0030.00915.62
7.1.320.0000.01515.80
7.1.310.0030.00915.41
7.1.300.0030.00915.70
7.1.290.0090.00615.50
7.1.280.0000.01315.72
7.1.270.0060.00615.63
7.1.260.0040.01115.55
7.1.250.0040.00715.65
7.1.100.0000.01318.08
7.1.70.0030.00317.32
7.1.60.0130.01019.50
7.1.50.0060.01616.92
7.1.00.0000.03722.45
7.0.200.0080.00016.47
7.0.140.0100.06722.04
7.0.60.0130.07020.07
7.0.50.0200.07017.86
7.0.40.0030.08019.98
7.0.30.0230.05320.16
7.0.20.0270.07720.30
7.0.10.0070.07720.23
7.0.00.0100.08020.23
5.6.280.0100.06721.13
5.6.210.0070.07020.71
5.6.200.0170.05718.16
5.6.190.0030.06320.48
5.6.180.3430.04020.61
5.6.170.0230.05020.61
5.6.160.0100.07020.54
5.6.150.0070.08018.27
5.6.140.0070.04718.21
5.6.130.0000.05318.14
5.6.120.0030.04020.76
5.6.110.0100.03720.98
5.6.100.0100.08321.13
5.6.90.0100.08021.09
5.6.80.0100.03320.44
5.5.350.0130.08720.36
5.5.340.0070.06318.04
5.5.330.0000.06720.13
5.5.320.0470.07020.29
5.5.310.0230.04320.28
5.5.300.0000.05318.04
5.5.290.0100.07017.93
5.5.280.0100.04020.88
5.5.270.0200.03720.83
5.5.260.0130.08020.73
5.5.250.0030.04020.58
5.5.240.0100.06020.05
5.4.450.0430.04719.46
5.4.440.0670.03319.57
5.4.430.0900.04319.46
5.4.420.0200.04719.63
5.4.410.0370.04719.07
5.4.400.0200.03718.88
5.4.390.0400.05719.19
5.4.380.0430.05018.54
5.4.370.0770.06318.47
5.4.360.0270.05318.74
5.4.350.0330.05018.83
5.4.340.0400.04718.63
5.4.320.0070.03912.50
5.4.310.0040.03912.50
5.4.300.0070.03912.51
5.4.290.0090.04312.50
5.4.280.0030.03812.40
5.4.270.0090.03912.40
5.4.260.0040.03812.40
5.4.250.0170.04318.95
5.4.240.0070.05018.85
5.4.230.0130.05718.76
5.4.220.0100.05018.94
5.4.210.0070.06018.79
5.4.200.0100.05018.97
5.4.190.0130.04718.94
5.4.180.0200.04018.79
5.4.170.0130.04318.79
5.4.160.0070.05019.08
5.4.150.0270.03718.73
5.4.140.0100.05016.48
5.4.130.0130.06716.45
5.4.120.0170.04716.59
5.4.110.0100.04716.70
5.4.100.0030.05016.58
5.4.90.0070.05316.58
5.4.80.0100.04716.49
5.4.70.0070.05016.42
5.4.60.0100.06716.50
5.4.50.0070.04716.47
5.4.40.0030.05316.43
5.4.30.0100.05016.54
5.4.20.0070.05316.52
5.4.10.0100.06716.33
5.4.00.0100.06015.79
5.3.290.0060.03912.80
5.3.280.0100.05014.68
5.3.270.0100.05014.70
5.3.260.0070.05014.70
5.3.250.0200.04314.83
5.3.240.0070.05014.61
5.3.230.0230.04314.68
5.3.220.0100.05014.64
5.3.210.0100.05714.55
5.3.200.0100.05014.64
5.3.190.0100.04714.59
5.3.180.0070.04714.72
5.3.170.0070.05014.73
5.3.160.0030.06014.70
5.3.150.0030.05314.64
5.3.140.0170.04314.54
5.3.130.0100.05314.72
5.3.120.0070.05714.68
5.3.110.0170.05714.63
5.3.100.0070.06714.12
5.3.90.0000.06013.85
5.3.80.0170.05714.03
5.3.70.0200.04314.09
5.3.60.0100.06714.18
5.3.50.0100.04313.79
5.3.40.0100.04313.86
5.3.30.0130.04013.91
5.3.20.0100.04313.70
5.3.10.0100.05013.57
5.3.00.0130.06013.63
5.2.170.0070.04011.10
5.2.160.0130.03310.98
5.2.150.0070.05311.31
5.2.140.0030.04011.16
5.2.130.0030.04011.17
5.2.120.0070.03711.09
5.2.110.0070.04311.18
5.2.100.0030.04311.28
5.2.90.0070.06011.18
5.2.80.0100.03711.18
5.2.70.0130.04011.05
5.2.60.0030.05011.14
5.2.50.0070.04011.09
5.2.40.0100.03710.99
5.2.30.0070.05710.95
5.2.20.0130.03310.93
5.2.10.0100.05010.85
5.2.00.0100.03310.79
5.1.60.0070.03310.06
5.1.50.0100.0339.98
5.1.40.0000.04010.07
5.1.30.0000.04010.41
5.1.20.0000.04010.42
5.1.10.0070.0339.99
5.1.00.0100.03010.06
5.0.50.0000.0338.52
5.0.40.0000.0308.61
5.0.30.0100.0378.27
5.0.20.0170.0238.29
5.0.10.0070.0238.37
5.0.00.0070.0538.20
4.4.90.0100.0207.31
4.4.80.0000.0237.31
4.4.70.0000.0237.31
4.4.60.0000.0237.31
4.4.50.0030.0207.31
4.4.40.0030.0337.31
4.4.30.0030.0207.31
4.4.20.0000.0237.31
4.4.10.0000.0237.31
4.4.00.0070.0307.31
4.3.110.0000.0377.31
4.3.100.0000.0307.31
4.3.90.0000.0237.31
4.3.80.0030.0307.31
4.3.70.0000.0237.31
4.3.60.0000.0307.31
4.3.50.0000.0237.31
4.3.40.0000.0437.31
4.3.30.0000.0237.31
4.3.20.0030.0207.31
4.3.10.0070.0177.31
4.3.00.0000.01314.52

preferences:
48.52 ms | 401 KiB | 5 Q