3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public $bar; } $a = new Foo; $b = new Foo; $c = $a; $a->bar = 'kek'; $c->bar = 'kek'; var_dump($a); var_dump($b); var_dump($c);

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)
8.5.30.0130.00621.86
8.5.20.0090.00821.86
8.5.10.0090.00919.95
8.5.00.0140.00821.80
8.4.180.0110.01019.69
8.4.170.0120.01222.03
8.4.160.0130.00821.92
8.4.150.0090.00316.88
8.4.140.0120.01117.62
8.4.130.0120.00918.65
8.4.120.0110.00924.02
8.4.110.0030.00622.05
8.4.100.0130.00818.46
8.4.90.0140.00618.79
8.4.80.0040.00420.30
8.4.70.0160.00418.08
8.4.60.0060.00318.75
8.4.50.0110.00620.34
8.4.40.0130.00719.50
8.4.30.0040.00417.52
8.4.20.0140.00718.62
8.4.10.0070.01317.79
8.3.300.0100.01118.23
8.3.290.0090.01020.82
8.3.280.0110.01018.32
8.3.270.0120.00816.73
8.3.260.0130.00716.43
8.3.250.0070.01217.23
8.3.240.0030.00417.09
8.3.230.0130.00716.60
8.3.220.0100.00718.96
8.3.210.0120.00818.54
8.3.200.0060.00316.74
8.3.190.0120.00616.97
8.3.180.0130.00517.18
8.3.170.0030.01418.87
8.3.160.0070.00417.17
8.3.150.0030.01017.04
8.3.140.0040.00416.62
8.3.130.0000.00918.21
8.3.120.0100.01020.63
8.3.110.0030.00620.94
8.3.100.0050.00324.06
8.3.90.0090.00026.77
8.3.80.0050.00518.30
8.3.70.0160.00616.36
8.3.60.0080.00816.75
8.3.50.0110.00821.14
8.3.40.0060.01018.53
8.3.30.0070.00718.72
8.3.20.0060.01220.86
8.3.10.0080.00021.52
8.3.00.0040.00419.68
8.2.300.0130.00722.16
8.2.290.0100.00520.51
8.2.280.0120.00718.38
8.2.270.0120.00617.29
8.2.260.0060.01216.30
8.2.250.0030.00618.45
8.2.240.0100.00717.00
8.2.230.0060.00322.58
8.2.220.0050.00537.54
8.2.210.0110.00426.77
8.2.200.0100.00016.38
8.2.190.0110.00418.18
8.2.180.0150.00616.50
8.2.170.0000.01522.96
8.2.160.0070.00722.20
8.2.150.0120.00624.18
8.2.140.0000.00824.66
8.2.130.0080.00019.30
8.2.120.0030.00526.35
8.2.110.0060.00320.88
8.2.100.0060.00618.09
8.2.90.0080.00019.23
8.2.80.0050.00317.97
8.2.70.0080.00017.50
8.2.60.0060.00317.80
8.2.50.0060.00318.10
8.2.40.0070.00020.47
8.2.30.0080.00020.96
8.2.20.0050.00317.97
8.2.10.0000.00717.93
8.2.00.0040.00417.68
8.1.340.0150.00819.52
8.1.330.0070.01122.04
8.1.320.0110.00916.13
8.1.310.0150.00316.82
8.1.300.0000.00816.30
8.1.290.0030.00630.84
8.1.280.0140.00725.92
8.1.270.0040.00420.34
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0000.00823.96
8.1.230.0080.00317.70
8.1.220.0060.00317.74
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0050.00318.50
8.1.160.0040.00422.13
8.1.150.0000.00718.83
8.1.140.0040.00419.51
8.1.130.0030.00319.01
8.1.120.0050.00217.39
8.1.110.0040.00417.29
8.1.100.0030.00517.28
8.1.90.0080.00017.29
8.1.80.0060.00317.36
8.1.70.0030.00317.27
8.1.60.0040.00417.52
8.1.50.0070.00017.45
8.1.40.0040.00417.44
8.1.30.0040.00417.48
8.1.20.0000.00717.48
8.1.10.0000.00817.42
8.1.00.0040.00417.46
8.0.300.0000.00818.77
8.0.290.0000.00816.63
8.0.280.0000.00818.38
8.0.270.0070.00017.13
8.0.260.0000.00617.13
8.0.250.0030.00316.77
8.0.240.0000.00716.92
8.0.230.0050.00216.88
8.0.220.0000.00716.85
8.0.210.0040.00416.81
8.0.200.0000.00716.91
8.0.190.0000.00816.88
8.0.180.0080.00016.83
8.0.170.0000.00716.75
8.0.160.0030.00516.90
8.0.150.0070.00016.70
8.0.140.0000.00716.74
8.0.130.0060.00013.23
8.0.120.0070.00016.84
8.0.110.0000.00716.84
8.0.100.0030.00316.68
8.0.90.0040.00416.84
8.0.80.0030.01416.87
8.0.70.0000.00716.86
8.0.60.0000.00716.69
8.0.50.0040.00416.89
8.0.30.0060.01317.15
8.0.20.0110.01017.40
8.0.10.0080.00016.89
8.0.00.0090.00916.61
7.4.330.0020.00215.55
7.4.320.0040.00416.35
7.4.300.0000.00616.54
7.4.290.0030.00316.54
7.4.280.0080.00016.52
7.4.270.0000.00716.49
7.4.260.0030.00316.50
7.4.250.0070.00016.50
7.4.240.0000.00816.39
7.4.230.0000.00816.54
7.4.220.0070.01116.38
7.4.210.0030.01116.31
7.4.200.0040.00416.33
7.4.160.0050.01116.45
7.4.150.0110.00817.40
7.4.140.0090.01017.86
7.4.130.0100.01016.45
7.4.120.0090.01016.46
7.4.110.0040.01416.34
7.4.100.0030.02016.57
7.4.90.0090.00816.66
7.4.80.0090.00619.39
7.4.70.0040.01216.35
7.4.60.0080.00816.38
7.4.50.0040.01116.43
7.4.40.0070.01216.45
7.4.30.0130.00316.26
7.4.00.0060.00914.75
7.3.330.0060.00013.11
7.3.320.0030.00313.28
7.3.310.0000.00716.32
7.3.300.0050.00216.25
7.3.290.0100.00516.25
7.3.280.0090.00816.26
7.3.270.0140.00417.40
7.3.260.0120.00616.38
7.3.250.0120.00616.57
7.3.240.0070.01416.26
7.3.230.0030.01416.39
7.3.210.0130.00716.24
7.3.200.0030.01916.48
7.3.190.0120.00616.38
7.3.180.0100.01016.25
7.3.170.0150.00416.46
7.3.160.0090.00616.47
7.2.330.0120.00616.32
7.2.320.0100.01416.64
7.2.310.0070.01016.51
7.2.300.0100.01016.70
7.2.290.0130.00316.69
7.1.70.0000.00717.10
7.1.60.0060.00617.08
7.1.00.0700.07320.81
7.0.200.0060.00916.68
7.0.140.0570.06020.29
7.0.130.0600.06320.38
7.0.120.0400.06020.16
7.0.110.0470.06020.44
7.0.100.0400.06020.39
7.0.90.0430.05720.40
7.0.80.0470.06320.17
7.0.70.0570.05020.31
7.0.60.0470.05020.27
7.0.50.0600.05720.24
7.0.40.0430.05320.26
7.0.30.0430.05320.33
7.0.20.0500.06720.39
7.0.10.0500.05020.39
7.0.00.0500.05020.34
5.6.290.0200.07320.86
5.6.280.0130.05020.82
5.6.270.0130.05721.09
5.6.260.0130.05321.12
5.6.250.0070.06021.07
5.6.240.0130.05721.15
5.6.230.0070.06020.97
5.6.220.0130.05021.04
5.6.210.0130.05320.91
5.6.200.0130.06320.91
5.6.190.0170.05720.88
5.6.180.0130.05720.92
5.6.170.0070.06020.91
5.6.160.0170.05720.91
5.6.150.0170.05321.02
5.6.140.0030.06720.73
5.6.130.0130.07721.05
5.6.120.0130.07321.05
5.6.110.0200.05320.76
5.6.100.0200.05021.02
5.6.90.0070.05720.84
5.6.80.0130.04720.30
5.6.70.0170.04720.29
5.6.60.0030.06020.19
5.6.50.0070.05720.46
5.6.40.0070.05320.45
5.6.30.0130.05320.40
5.6.20.0170.04720.35
5.6.10.0170.04320.26
5.6.00.0070.05320.34

preferences:
46.83 ms | 1546 KiB | 5 Q