3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public $b; function __destruct() { echo "a dtor\n"; $this->b->doSomething(); } } class B { function __destruct() { echo "b dtor\n"; } function doSomething() { echo "b still alive\n"; } } $a = new A; $a->b = $b = new B;

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)
8.3.60.0060.00916.50
8.3.50.0110.01116.65
8.3.40.0090.00618.67
8.3.30.0140.00018.52
8.3.20.0090.00018.59
8.3.10.0120.00320.39
8.3.00.0110.00019.50
8.2.180.0090.01216.50
8.2.170.0070.01022.96
8.2.160.0070.00721.05
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0030.00519.83
8.2.110.0060.00321.10
8.2.100.0040.00817.78
8.2.90.0000.01119.47
8.2.80.0000.00719.34
8.2.70.0040.00417.38
8.2.60.0030.00517.80
8.2.50.0000.00818.07
8.2.40.0060.00318.28
8.2.30.0050.00518.01
8.2.20.0060.00317.59
8.2.10.0000.00817.50
8.2.00.0030.00717.56
8.1.280.0060.01025.92
8.1.270.0080.00024.66
8.1.260.0030.00526.35
8.1.250.0030.00528.09
8.1.240.0120.00020.52
8.1.230.0040.00720.91
8.1.220.0060.00317.74
8.1.210.0060.00318.97
8.1.200.0070.00317.36
8.1.190.0000.00817.28
8.1.180.0030.00518.10
8.1.170.0030.00518.84
8.1.160.0040.00418.86
8.1.150.0040.00418.49
8.1.140.0000.00817.37
8.1.130.0000.00717.86
8.1.120.0000.00717.29
8.1.110.0000.00717.45
8.1.100.0000.00717.38
8.1.90.0000.00917.42
8.1.80.0000.00717.30
8.1.70.0000.00717.37
8.1.60.0000.00717.45
8.1.50.0040.00417.47
8.1.40.0050.00317.41
8.1.30.0040.00417.54
8.1.20.0030.00617.55
8.1.10.0040.00417.49
8.1.00.0000.00717.43
8.0.300.0080.00019.98
8.0.290.0040.00416.75
8.0.280.0030.00318.40
8.0.270.0030.00517.15
8.0.260.0040.00416.71
8.0.250.0080.00016.83
8.0.240.0040.00416.89
8.0.230.0030.00516.85
8.0.220.0050.00216.82
8.0.210.0030.00316.77
8.0.200.0030.00316.90
8.0.190.0080.00016.87
8.0.180.0000.00716.79
8.0.170.0000.00816.75
8.0.160.0040.00416.73
8.0.150.0000.00816.80
8.0.140.0000.00716.69
8.0.130.0000.00613.21
8.0.120.0000.00716.82
8.0.110.0000.00816.89
8.0.100.0070.00016.82
8.0.90.0070.00016.73
8.0.80.0060.00916.79
8.0.70.0050.00316.70
8.0.60.0070.00016.77
8.0.50.0040.00416.70
8.0.30.0110.01117.05
8.0.20.0100.00817.23
8.0.10.0000.00717.00
8.0.00.0070.01116.72
7.4.330.0040.00012.99
7.4.320.0000.00616.51
7.4.300.0000.00616.61
7.4.290.0070.00016.46
7.4.280.0090.00016.56
7.4.270.0000.00716.52
7.4.260.0000.00513.26
7.4.250.0030.00516.45
7.4.240.0040.00416.66
7.4.230.0070.00016.63
7.4.220.0100.01016.67
7.4.210.0060.00916.58
7.4.200.0000.00716.40
7.4.190.0000.00716.69
7.4.160.0120.00416.37
7.4.150.0140.00316.40
7.4.140.0110.01116.54
7.4.130.0080.00816.56
7.4.120.0060.01116.58
7.4.110.0110.00616.52
7.4.100.0060.01016.53
7.4.90.0030.01316.53
7.4.80.0060.01216.36
7.4.70.0050.01516.42
7.4.60.0090.00916.51
7.4.50.0000.00916.24
7.4.40.0070.00716.35
7.4.30.0000.01616.37
7.4.00.0090.00715.17
7.3.330.0060.00013.30
7.3.320.0000.00513.09
7.3.310.0060.00316.23
7.3.300.0000.00816.18
7.3.290.0060.00716.37
7.3.280.0080.00816.31
7.3.270.0100.00716.31
7.3.260.0100.00616.50
7.3.250.0090.00816.43
7.3.240.0150.00616.30
7.3.230.0060.01816.38
7.3.210.0100.00716.48
7.3.200.0100.01019.39
7.3.190.0090.00916.44
7.3.180.0090.00616.34
7.3.170.0060.01016.37
7.3.160.0050.01016.55
7.3.120.0020.01715.01
7.3.110.0060.00614.96
7.3.100.0000.01414.98
7.3.90.0060.00314.73
7.3.80.0030.01014.70
7.3.70.0030.00714.56
7.3.60.0090.00314.73
7.3.50.0080.00714.68
7.3.40.0060.00614.46
7.3.30.0040.01414.75
7.3.20.0090.00616.62
7.3.10.0060.00916.45
7.3.00.0030.00816.69
7.2.330.0140.00416.76
7.2.320.0100.01316.38
7.2.310.0120.00816.43
7.2.300.0130.00316.76
7.2.290.0120.00916.61
7.2.250.0100.01014.67
7.2.240.0070.01415.24
7.2.230.0060.01214.73
7.2.220.0030.01215.10
7.2.210.0100.00014.97
7.2.200.0090.00614.89
7.2.190.0030.01314.94
7.2.180.0090.00315.07
7.2.170.0000.01115.21
7.2.00.0030.00919.24
7.1.330.0070.00715.82
7.1.320.0030.00715.55
7.1.310.0100.00015.71
7.1.300.0070.00715.66
7.1.290.0070.00315.72
7.1.280.0040.01215.66
7.1.270.0070.00715.80
7.1.260.0070.00715.71
7.1.100.0000.01118.11
7.1.70.0030.00517.15
7.1.60.0160.00619.40
7.1.50.0070.01316.83
7.1.00.0000.08022.33
7.0.200.0090.00016.75
7.0.140.0000.07722.01
7.0.120.0030.07322.05
7.0.60.0130.07020.08
7.0.50.0070.08317.89
7.0.40.0000.09020.40
7.0.30.0330.04320.26
7.0.20.0430.07020.23
7.0.10.0070.07320.33
7.0.00.0100.06020.23
5.6.280.0000.07321.10
5.6.210.0100.07720.55
5.6.200.0070.06318.18
5.6.190.0100.07320.61
5.6.180.0070.04020.46
5.6.170.0270.07320.71
5.6.160.0130.07720.41
5.6.150.0070.04718.28
5.6.140.0100.06318.14
5.6.130.0100.04318.23
5.6.120.0100.03721.07
5.6.110.0100.08020.98
5.6.100.0100.06721.03
5.6.90.0130.04321.11
5.6.80.0130.05720.41
5.5.350.0270.06720.41
5.5.340.0070.07717.94
5.5.330.0030.09320.25
5.5.320.0130.04720.36
5.5.310.0200.04320.28
5.5.300.0000.04317.98
5.5.290.0100.07717.98
5.5.280.0030.05020.81
5.5.270.0170.07320.96
5.5.260.0030.04020.77
5.5.250.0070.04320.59
5.5.240.0070.07020.18
5.4.450.0030.04719.47
5.4.440.0130.03719.26
5.4.430.0100.05019.20
5.4.420.0000.04319.40
5.4.410.0130.03019.20
5.4.400.0000.04019.25
5.4.390.0070.03319.25
5.4.380.0170.02319.24
5.4.370.0070.03319.25
5.4.360.0070.04318.87
5.4.350.0030.03719.24
5.4.340.0030.03718.88
5.4.320.0070.03319.21
5.4.310.0000.04019.08
5.4.300.0100.03019.12
5.4.290.0030.04019.19
5.4.280.0000.04019.14
5.4.270.0030.03718.91
5.4.260.0070.03319.24
5.4.250.0070.03719.14
5.4.240.0030.04719.15
5.4.230.0000.04019.14
5.4.220.0100.03018.91
5.4.210.0070.03319.17
5.4.200.0070.03319.14
5.4.190.0070.03319.16
5.4.180.0000.04318.84
5.4.170.0070.07719.11
5.4.160.0070.04719.13
5.4.150.0030.05019.22
5.4.140.0070.07016.55
5.4.130.0070.07016.54
5.4.120.0070.06716.30
5.4.110.0030.06716.39
5.4.100.0030.06016.44
5.4.90.0100.05716.48
5.4.80.0100.06016.50
5.4.70.0030.05316.46
5.4.60.0030.07716.28
5.4.50.0070.06316.38
5.4.40.0230.05716.62
5.4.30.0100.06716.38
5.4.20.0030.05016.43
5.4.10.0070.04316.36
5.4.00.0030.06315.75
5.3.290.0000.04014.68
5.3.280.0070.03314.74
5.3.270.0070.06014.66
5.3.260.0100.07714.66
5.3.250.0070.07014.52
5.3.240.0100.06714.61
5.3.230.0030.06714.63
5.3.220.0030.07314.62
5.3.210.0070.07714.63
5.3.200.0130.07014.62
5.3.190.0030.04314.56
5.3.180.0100.07314.59
5.3.170.0200.05014.71
5.3.160.0130.05314.72
5.3.150.0070.06314.62
5.3.140.0130.06714.56
5.3.130.0000.05014.60
5.3.120.0100.07314.55
5.3.110.0070.07314.48
5.3.100.0070.06014.04
5.3.90.0100.05714.02
5.3.80.0070.07314.03
5.3.70.0130.05313.97
5.3.60.0070.04713.98
5.3.50.0030.07313.92
5.3.40.0030.05713.97
5.3.30.0070.03313.98
5.3.20.0100.07013.73
5.3.10.0070.07013.71
5.3.00.0100.07013.65
5.2.170.0030.04011.23
5.2.160.0000.03711.05
5.2.150.0100.06311.05
5.2.140.0030.03011.11
5.2.130.0030.04011.13
5.2.120.0030.05711.09
5.2.110.0070.05011.11
5.2.100.0030.05011.12
5.2.90.0100.04011.25
5.2.80.0030.08011.05
5.2.70.0000.05311.02
5.2.60.0070.03311.04
5.2.50.0030.06711.09
5.2.40.0030.04011.01
5.2.30.0000.03310.89
5.2.20.0030.03011.02
5.2.10.0100.05710.91
5.2.00.0100.05010.72
5.1.60.0100.0379.97
5.1.50.0000.02710.07
5.1.40.0070.0379.99
5.1.30.0000.04010.40
5.1.20.0000.03310.27
5.1.10.0070.03710.12
5.1.00.0030.03010.12
5.0.50.0030.0508.61
5.0.40.0030.0408.39
5.0.30.0000.0508.39
5.0.20.0000.0508.35
5.0.10.0030.0438.35
5.0.00.0030.0608.35
4.4.90.0000.0238.35
4.4.80.0030.0138.35
4.4.70.0070.0338.35
4.4.60.0000.0278.35
4.4.50.0030.0338.35
4.4.40.0000.0438.35
4.4.30.0000.0178.35
4.4.20.0030.0208.35
4.4.10.0030.0178.35
4.4.00.0070.0378.35
4.3.110.0000.0378.35
4.3.100.0000.0178.35
4.3.90.0070.0238.35
4.3.80.0000.0438.35
4.3.70.0070.0278.35
4.3.60.0100.0278.35
4.3.50.0070.0138.35
4.3.40.0070.0308.35
4.3.30.0000.0178.35
4.3.20.0030.0138.35
4.3.10.0000.0208.35
4.3.00.0030.0308.35

preferences:
49.02 ms | 401 KiB | 5 Q