3v4l.org

run code in 300+ PHP versions simultaneously
<?php class cm404 { public $str = ''; function init() { if (isset($GLOBALS['ryat'])) { exit('hi'); } unset($GLOBALS['hi']); } function __destruct() { global $obj; var_dump($obj); if(!is_object($obj)) { $obj = new cm404(); } echo "hi, $GLOBALS[hi]\n"; var_dump($obj); } } function _get() { // var_dump($obj); } $ryat = 1; $hi = 'ryat'; $obj = new cm404(); $obj->init(); $hi = 'cm404';

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)
8.3.60.0150.00618.56
8.3.50.0150.00821.90
8.3.40.0140.00018.79
8.3.30.0080.00619.04
8.3.20.0080.00020.38
8.3.10.0000.00822.07
8.3.00.0040.00422.32
8.2.180.0160.00316.63
8.2.170.0180.00319.09
8.2.160.0070.00722.96
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0180.00026.16
8.2.120.0080.00019.25
8.2.110.0040.00422.24
8.2.100.0060.00618.03
8.2.90.0000.00819.05
8.2.80.0000.00919.53
8.2.70.0060.00317.50
8.2.60.0050.00318.05
8.2.50.0040.00818.07
8.2.40.0040.00418.28
8.2.30.0060.00317.93
8.2.20.0030.00517.65
8.2.10.0000.00819.59
8.2.00.0040.00417.80
8.1.280.0130.01025.92
8.1.270.0000.01322.00
8.1.260.0050.00326.35
8.1.250.0070.00428.09
8.1.240.0030.00523.91
8.1.230.0070.00419.02
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.01017.35
8.1.190.0060.00317.52
8.1.180.0000.00918.10
8.1.170.0060.00318.53
8.1.160.0060.00322.02
8.1.150.0040.00418.55
8.1.140.0000.00717.41
8.1.130.0040.00417.79
8.1.120.0040.00417.53
8.1.110.0000.00717.49
8.1.100.0040.00417.52
8.1.90.0030.00417.46
8.1.80.0040.00417.53
8.1.70.0000.00717.45
8.1.60.0090.00017.65
8.1.50.0050.00217.43
8.1.40.0060.00317.43
8.1.30.0040.00417.70
8.1.20.0040.00417.71
8.1.10.0000.00717.50
8.1.00.0040.00417.49
8.0.300.0040.00418.77
8.0.290.0000.00717.04
8.0.280.0060.00318.46
8.0.270.0070.00017.27
8.0.260.0030.00316.93
8.0.250.0000.00716.94
8.0.240.0030.00617.02
8.0.230.0020.00516.97
8.0.220.0000.00816.89
8.0.210.0030.00316.82
8.0.200.0030.00617.03
8.0.190.0000.00816.91
8.0.180.0100.00017.02
8.0.170.0040.00417.02
8.0.160.0000.00717.05
8.0.150.0050.00316.89
8.0.140.0000.00816.87
8.0.130.0000.00513.34
8.0.120.0080.00016.85
8.0.110.0040.00416.88
8.0.100.0000.00816.98
8.0.90.0000.00716.91
8.0.80.0030.01516.92
8.0.70.0000.00716.97
8.0.60.0000.00716.91
8.0.50.0000.00716.82
8.0.30.0090.01017.16
8.0.20.0120.01017.40
8.0.10.0060.00317.04
8.0.00.0060.01116.95
7.4.330.0000.00615.00
7.4.320.0030.00316.55
7.4.300.0040.00416.52
7.4.290.0070.00016.53
7.4.280.0000.00816.55
7.4.270.0030.00316.64
7.4.260.0000.00816.61
7.4.250.0040.00416.49
7.4.240.0020.00516.51
7.4.230.0040.00416.55
7.4.220.0130.01316.54
7.4.210.0080.00916.43
7.4.200.0040.00416.41
7.4.190.0070.00016.55
7.4.160.0090.00616.46
7.4.150.0130.00617.40
7.4.140.0100.01517.86
7.4.130.0070.01016.63
7.4.120.0100.00816.47
7.4.110.0040.01316.54
7.4.100.0120.00616.44
7.4.90.0100.00716.50
7.4.80.0110.00619.39
7.4.70.0100.01116.61
7.4.60.0090.00916.63
7.4.50.0030.00316.40
7.4.40.0030.01222.77
7.4.30.0080.01116.54
7.4.00.0030.01015.13
7.3.330.0030.00313.34
7.3.320.0000.00513.31
7.3.310.0020.00516.37
7.3.300.0030.00316.34
7.3.290.0030.01016.34
7.3.280.0100.00716.36
7.3.270.0090.00917.40
7.3.260.0140.00316.41
7.3.250.0080.01016.49
7.3.240.0140.00316.30
7.3.230.0180.00316.52
7.3.210.0110.00616.59
7.3.200.0090.01319.39
7.3.190.0130.01016.36
7.3.180.0070.01016.47
7.3.170.0060.00916.43
7.3.160.0120.01216.39
7.3.120.0050.01315.03
7.3.110.0070.01014.86
7.3.100.0030.01214.82
7.3.90.0000.01714.84
7.3.80.0000.01414.78
7.3.70.0040.00814.59
7.3.60.0040.01114.86
7.3.50.0040.00814.74
7.3.40.0000.01414.67
7.3.30.0110.00314.79
7.3.20.0130.00316.79
7.3.10.0060.00916.46
7.3.00.0090.00616.79
7.2.330.0110.00716.93
7.2.320.0070.01016.83
7.2.310.0070.01016.47
7.2.300.0120.00416.62
7.2.290.0060.01116.58
7.2.250.0100.00715.23
7.2.240.0130.00615.11
7.2.230.0090.00615.29
7.2.220.0000.01215.02
7.2.210.0090.00614.68
7.2.200.0060.00315.04
7.2.190.0070.00715.15
7.2.180.0000.01315.17
7.2.170.0030.01015.11
7.2.60.0060.00616.98
7.2.00.0000.01319.53
7.1.330.0030.01015.53
7.1.320.0040.00815.89
7.1.310.0000.01215.89
7.1.300.0030.00715.69
7.1.290.0090.00615.55
7.1.280.0000.00915.74
7.1.270.0030.01215.83
7.1.260.0060.00615.93
7.1.200.0100.00315.51
7.1.100.0030.00918.32
7.1.70.0060.00816.80
7.1.60.0070.01019.82
7.1.50.0140.01117.09
7.1.00.0030.07722.28
7.0.200.0050.00316.43
7.0.140.0030.07322.09
7.0.60.0330.06719.98
7.0.50.0070.08317.96
7.0.40.0030.07319.96
7.0.30.0230.07720.08
7.0.20.0270.07720.16
7.0.10.0270.07320.07
7.0.00.0100.04020.23
5.6.280.0070.07020.99
5.6.210.0200.04020.61
5.6.200.0170.07318.27
5.6.190.0130.06720.61
5.6.180.3600.04320.63
5.6.170.0230.06720.50
5.6.160.0100.08020.76
5.6.150.0070.08018.17
5.6.140.0030.05318.27
5.6.130.0170.07718.15
5.6.120.0070.08020.90
5.6.110.0270.07320.99
5.6.100.0170.07021.00
5.6.90.0000.09020.89
5.6.80.0170.06720.43
5.5.350.0000.09320.34
5.5.340.0030.06018.03
5.5.330.0070.04720.19
5.5.320.0270.03720.30
5.5.310.0130.05020.51
5.5.300.0100.05317.98
5.5.290.0030.08018.04
5.5.280.0100.06720.80
5.5.270.0100.06720.88
5.5.260.0100.07720.95
5.5.250.0030.07320.66
5.5.240.0100.07020.19
5.4.450.0800.05319.61
5.4.440.0700.06019.58
5.4.430.0170.05019.36
5.4.420.0130.05319.52
5.4.410.0070.05719.36
5.4.400.0970.00018.51
5.4.390.0830.00018.75
5.4.380.0270.05018.77
5.4.370.0200.05318.80
5.4.360.0300.05318.73
5.4.350.0230.05018.54
5.4.340.0200.05318.73
5.4.320.0070.03712.51
5.4.310.0130.03712.50
5.4.300.0070.03712.51
5.4.290.0060.04512.50
5.4.280.0070.03812.40
5.4.270.0100.06318.99
5.4.260.0070.07318.60
5.4.250.0170.07318.89
5.4.240.0170.06318.62
5.4.230.0170.06018.72
5.4.220.0070.08318.76
5.4.210.0100.05318.94
5.4.200.0300.06318.93
5.4.190.0100.05318.84
5.4.180.0270.07319.00
5.4.170.0130.05018.71
5.4.160.0200.07018.95
5.4.150.0200.04018.86
5.4.140.0200.04716.43
5.4.130.0100.07016.39
5.4.120.0070.06716.26
5.4.110.0100.06016.48
5.4.100.0230.05316.39
5.4.90.0200.04716.67
5.4.80.0130.05016.45
5.4.70.0170.07016.45
5.4.60.0070.07316.42
5.4.50.0000.05316.30
5.4.40.0270.05716.43
5.4.30.0070.05016.56
5.4.20.0000.06016.41
5.4.10.0130.05716.35
5.4.00.0170.05015.81
5.3.290.0050.04612.80
5.3.280.0070.06014.69
5.3.270.0130.06714.59
5.3.260.0030.07014.63
5.3.250.0100.07314.70
5.3.240.0100.07314.61
5.3.230.0070.05314.79
5.3.220.0070.07014.66
5.3.210.0070.07314.75
5.3.200.0130.05314.65
5.3.190.0170.04314.65
5.3.180.0100.08314.64
5.3.170.0100.04714.66
5.3.160.0100.05714.66
5.3.150.0170.06714.66
5.3.140.0130.05314.58
5.3.130.0170.06014.56
5.3.120.0170.05014.39
5.3.110.0100.05314.54
5.3.100.0100.05714.18
5.3.90.0130.06014.09
5.3.80.0170.06714.01
5.3.70.0070.06714.11
5.3.60.0130.05714.00
5.3.50.0030.05314.12
5.3.40.0130.04314.02
5.3.30.0070.05313.92
5.3.20.0130.05013.79
5.3.10.0100.06313.66
5.3.00.0100.04713.61
5.2.170.0070.04311.14
5.2.160.0030.05711.13
5.2.150.0030.04311.24
5.2.140.0100.05311.05
5.2.130.0130.04711.19
5.2.120.0000.06011.18
5.2.110.0070.05011.01
5.2.100.0130.03311.20
5.2.90.0030.04711.33
5.2.80.0130.04311.32
5.2.70.0200.04011.19
5.2.60.0000.06311.29
5.2.50.0100.05011.25
5.2.40.0100.05311.09
5.2.30.0170.04311.07
5.2.20.0170.03711.04
5.2.10.0000.05710.96
5.2.00.0070.04010.82
5.1.60.0100.0339.96
5.1.50.0100.0479.98
5.1.40.0000.0579.99
5.1.30.0070.03710.56
5.1.20.0100.04710.32
5.1.10.0070.04710.27
5.1.00.0130.03310.31
5.0.50.0070.0278.65
5.0.40.0100.0278.52
5.0.30.0100.0378.47
5.0.20.0030.0308.18
5.0.10.0030.0308.42
5.0.00.0030.0408.41
4.4.90.0100.0136.82
4.4.80.0030.0336.82
4.4.70.0000.0336.82
4.4.60.0000.0276.82
4.4.50.0030.0236.82
4.4.40.0000.0476.82
4.4.30.0030.0206.82
4.4.20.0000.0376.82
4.4.10.0030.0236.82
4.4.00.0030.0476.80
4.3.110.0000.0306.80
4.3.100.0100.0176.80
4.3.90.0130.0106.80
4.3.80.0030.0376.80
4.3.70.0000.0236.80
4.3.60.0100.0236.80
4.3.50.0030.0206.80
4.3.40.0000.0376.80
4.3.30.0030.0206.80
4.3.20.0100.0176.80
4.3.10.0000.0276.80
4.3.00.0130.0236.60

preferences:
38.9 ms | 401 KiB | 5 Q