3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { } function deleteMe(&$obj) { $obj = (unset) $obj; } $foo = new Foo(); var_dump($foo); deleteMe($foo); gc_collect_cycles(); var_dump($a);

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)
8.3.60.0140.00318.55
8.3.50.0120.00521.02
8.3.40.0100.00318.71
8.3.30.0070.01318.84
8.3.20.0040.00420.22
8.3.10.0080.00022.00
8.3.00.0080.00022.35
8.2.180.0070.01116.38
8.2.170.0110.00422.96
8.2.160.0070.00718.99
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00726.16
8.2.120.0080.00019.66
8.2.110.0040.00420.54
8.2.100.0080.00817.53
8.2.90.0090.00019.05
8.2.80.0000.00817.97
8.2.70.0040.00417.48
8.2.60.0000.00717.68
8.2.50.0030.00618.07
8.2.40.0000.00718.21
8.2.30.0000.00717.91
8.2.20.0040.00417.54
8.2.10.0000.00717.50
8.2.00.0030.00517.60
8.1.280.0070.01425.92
8.1.270.0040.00421.89
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0050.00323.97
8.1.230.0110.00020.84
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.00917.00
8.1.190.0060.00317.40
8.1.180.0080.00020.45
8.1.170.0000.00818.65
8.1.160.0000.00722.13
8.1.150.0040.00418.50
8.1.140.0070.00017.31
8.1.130.0000.00717.75
8.1.120.0030.00317.23
8.1.110.0080.00017.28
8.1.100.0000.00717.39
8.1.90.0030.00317.38
8.1.80.0030.00317.34
8.1.70.0030.00317.29
8.1.60.0060.00317.46
8.1.50.0040.00417.28
8.1.40.0040.00417.37
8.1.30.0030.00517.50
8.1.20.0040.00417.35
8.1.10.0040.00417.36
8.1.00.0040.00417.29
8.0.300.0000.00818.77
8.0.290.0000.00816.91
8.0.280.0000.00718.31
8.0.270.0030.00317.04
8.0.260.0030.00316.62
8.0.250.0000.00716.91
8.0.240.0060.00316.94
8.0.230.0040.00416.75
8.0.220.0060.00016.66
8.0.210.0070.00016.82
8.0.200.0000.00616.77
8.0.190.0050.00216.77
8.0.180.0070.00016.85
8.0.170.0040.00416.89
8.0.160.0000.00716.64
8.0.150.0000.00716.79
8.0.140.0000.00816.81
8.0.130.0000.00713.25
8.0.120.0040.00416.70
8.0.110.0000.00716.74
8.0.100.0000.00716.80
8.0.90.0030.00516.85
8.0.80.0090.00616.78
8.0.70.0070.00016.73
8.0.60.0000.00716.66
8.0.50.0000.00816.71
8.0.30.0120.00616.93
8.0.20.0120.00617.40
8.0.10.0020.00516.91
8.0.00.0030.01716.60
7.4.330.0020.00215.09
7.4.320.0000.00616.59
7.4.300.0000.00716.59
7.4.290.0000.00716.54
7.4.280.0040.00416.62
7.4.270.0000.00716.49
7.4.260.0070.00016.38
7.4.250.0030.00516.48
7.4.240.0070.00016.50
7.4.230.0030.00316.70
7.4.220.0040.01116.54
7.4.210.0100.00716.61
7.4.200.0030.00316.48
7.4.190.0040.00316.44
7.4.160.0060.01016.56
7.4.150.0100.00717.40
7.4.140.0120.00817.86
7.4.130.0080.01116.41
7.4.120.0070.01016.58
7.4.110.0090.00816.41
7.4.100.0060.01116.63
7.4.90.0130.00316.50
7.4.80.0110.01119.39
7.4.70.0080.00816.47
7.4.60.0130.00616.48
7.4.50.0040.00416.37
7.4.40.0030.01322.77
7.4.30.0070.01016.49
7.4.00.0100.00714.67
7.3.330.0030.00313.23
7.3.320.0020.00213.18
7.3.310.0000.00716.16
7.3.300.0040.00416.34
7.3.290.0060.00816.36
7.3.280.0110.00616.37
7.3.270.0110.00717.40
7.3.260.0210.00016.42
7.3.250.0100.00816.46
7.3.240.0030.02016.43
7.3.230.0110.01116.46
7.3.210.0110.01216.37
7.3.200.0100.01319.39
7.3.190.0060.01516.30
7.3.180.0040.01216.32
7.3.170.0150.00616.64
7.3.160.0100.00716.55
7.3.120.0040.01414.91
7.2.330.0030.01416.55
7.2.320.0100.00716.57
7.2.310.0180.00316.46
7.2.300.0060.01016.61
7.2.290.0070.01016.76
7.2.60.0090.00616.66
7.2.00.0000.00919.24
7.1.200.0100.00015.86
7.1.100.0100.00717.98
7.1.70.0080.00817.14
7.1.60.0060.01919.82
7.1.50.0110.01416.79
7.1.00.0030.03322.30
7.0.200.0030.00716.82
7.0.140.0030.07321.99
7.0.60.0100.07719.93
7.0.50.0070.07017.84
7.0.40.0070.07720.05
7.0.30.0200.06320.34
7.0.20.0330.06320.10
7.0.10.0370.06720.19
7.0.00.0100.03720.23
5.6.280.0070.07021.13
5.6.210.0100.08020.63
5.6.200.0100.05718.16
5.6.190.0170.06720.64
5.6.180.3470.04720.50
5.6.170.0270.04320.71
5.6.160.0070.04020.62
5.6.150.0030.04018.18
5.6.140.0030.08318.18
5.6.130.0000.05318.18
5.6.120.0100.05720.97
5.6.110.0170.07021.08
5.6.100.0070.08321.04
5.6.90.0130.08321.09
5.6.80.0000.06320.49
5.5.350.0070.08020.39
5.5.340.0070.08317.99
5.5.330.0100.04720.25
5.5.320.0300.05720.24
5.5.310.0370.05720.39
5.5.300.0030.04017.94
5.5.290.0100.07717.94
5.5.280.0100.04020.97
5.5.270.0070.08320.88
5.5.260.0130.08320.68
5.5.250.0100.03320.79
5.5.240.0230.06720.23
5.4.450.0400.06019.34
5.4.440.0370.05719.20
5.4.430.0670.06019.52
5.4.420.0130.05319.37
5.4.410.0200.05019.39
5.4.400.0530.05318.75
5.4.390.1000.05318.56
5.4.380.0200.06718.61
5.4.370.0170.05018.78
5.4.360.0130.05318.79
5.4.350.0230.04718.63
5.4.340.0270.04018.72
5.4.320.0060.04312.50
5.4.310.0080.04612.50
5.4.300.0100.03712.50
5.4.290.0050.03712.50
5.4.280.0060.04512.40
5.4.270.0050.03612.40
5.4.260.0130.04718.96
5.4.250.0030.06318.95
5.4.240.0100.05719.07
5.4.230.0100.05318.92
5.4.220.0100.06018.77
5.4.210.0170.07018.96
5.4.200.0100.05718.91
5.4.190.0070.05718.71
5.4.180.0230.05318.75
5.4.170.0130.05018.71
5.4.160.0000.05718.98
5.4.150.0070.06018.86
5.4.140.0030.05316.45
5.4.130.0030.07316.63
5.4.120.0000.05316.40
5.4.110.0130.04716.68
5.4.100.0100.04316.43
5.4.90.0000.05716.44
5.4.80.0000.06016.41
5.4.70.0100.04316.34
5.4.60.0100.05016.43
5.4.50.0070.05316.55
5.4.40.0130.04316.48
5.4.30.0130.04316.43
5.4.20.0070.05016.59
5.4.10.0030.05316.32
5.4.00.0030.05015.71
5.3.290.0070.03712.80
5.3.280.0100.05014.56
5.3.270.0070.07014.82
5.3.260.0030.05714.67
5.3.250.0030.05714.43
5.3.240.0070.05014.45
5.3.230.0130.06314.69
5.3.220.0100.04714.53
5.3.210.0100.06014.73
5.3.200.0030.05314.58
5.3.190.0170.06314.53
5.3.180.0130.07014.75
5.3.170.0030.06014.53
5.3.160.0100.07014.58
5.3.150.0200.04314.78
5.3.140.0170.06314.64
5.3.130.0100.04714.45
5.3.120.0130.04714.70
5.3.110.0070.05714.38
5.3.100.0000.05713.88
5.3.90.0100.04714.00
5.3.80.0000.06014.03
5.3.70.0130.06714.03
5.3.60.0100.04713.98
5.3.50.0170.06714.18
5.3.40.0130.04714.04
5.3.30.0030.07014.06
5.3.20.0070.05013.70
5.3.10.0030.07313.55
5.3.00.0130.04313.71
5.2.170.0030.04711.32
5.2.160.0030.05011.23
5.2.150.0130.05311.23
5.2.140.0070.06011.05
5.2.130.0000.04711.09
5.2.120.0000.04711.28
5.2.110.0100.03711.28
5.2.100.0130.03310.94
5.2.90.0100.04011.10
5.2.80.0070.04011.31
5.2.70.0000.05011.16
5.2.60.0100.03711.21
5.2.50.0100.03711.18
5.2.40.0130.03010.98
5.2.30.0070.04011.06
5.2.20.0030.04011.04
5.2.10.0100.05310.93
5.2.00.0030.04310.89
5.1.60.0100.03310.15
5.1.50.0130.04010.06
5.1.40.0000.0379.96
5.1.30.0170.02710.40
5.1.20.0030.03710.44
5.1.10.0000.04010.02
5.1.00.0070.04310.13
5.0.50.0070.0278.55
5.0.40.0030.0308.36
5.0.30.0030.0438.46
5.0.20.0030.0338.17
5.0.10.0070.0238.14
5.0.00.0100.0538.35
4.4.90.0030.0237.21
4.4.80.0030.0207.21
4.4.70.0030.0207.21
4.4.60.0030.0207.21
4.4.50.0070.0237.21
4.4.40.0000.0377.21
4.4.30.0000.0237.21
4.4.20.0000.0237.21
4.4.10.0100.0307.21
4.4.00.0030.0337.21
4.3.110.0030.0207.21
4.3.100.0030.0207.21
4.3.90.0100.0137.21
4.3.80.0030.0337.21
4.3.70.0030.0207.21
4.3.60.0030.0307.21
4.3.50.0030.0307.21
4.3.40.0100.0307.21
4.3.30.0000.0207.21
4.3.20.0030.0237.21
4.3.10.0000.0307.21
4.3.00.0130.0207.07

preferences:
42.34 ms | 401 KiB | 5 Q