3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public $a = 42; } $obj = new Foo; unset($obj->a); $arr = (object) $obj; var_dump(count($arr));

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)
8.3.60.0070.01016.75
8.3.50.0120.00321.99
8.3.40.0110.00718.84
8.3.30.0120.00618.74
8.3.20.0000.00820.16
8.3.10.0030.01023.26
8.3.00.0030.00619.51
8.2.180.0070.01116.88
8.2.170.0040.01122.96
8.2.160.0140.00020.35
8.2.150.0050.00324.18
8.2.140.0060.00324.66
8.2.130.0060.00320.53
8.2.120.0040.00426.35
8.2.110.0030.00620.35
8.2.100.0120.00017.72
8.2.90.0030.00517.63
8.2.80.0080.00017.97
8.2.70.0050.00317.93
8.2.60.0040.00418.09
8.2.50.0000.00818.10
8.2.40.0000.00719.40
8.2.30.0000.00720.68
8.2.20.0050.00517.82
8.2.10.0070.00017.99
8.2.00.0000.00718.11
8.1.280.0180.00325.92
8.1.270.0060.00323.85
8.1.260.0050.00328.09
8.1.250.0040.00428.09
8.1.240.0090.00023.92
8.1.230.0110.00019.07
8.1.220.0050.00317.74
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0000.00917.51
8.1.180.0070.00018.10
8.1.170.0000.00818.61
8.1.160.0000.00721.96
8.1.150.0000.00718.94
8.1.140.0050.00319.56
8.1.130.0000.00917.43
8.1.120.0080.00017.50
8.1.110.0030.00517.50
8.1.100.0030.00617.38
8.1.90.0000.00817.45
8.1.80.0070.00017.47
8.1.70.0000.00717.34
8.1.60.0100.00017.46
8.1.50.0040.00417.49
8.1.40.0110.00317.44
8.1.30.0000.00917.69
8.1.20.0000.00917.61
8.1.10.0030.00617.56
8.1.00.0050.00217.52
8.0.300.0040.00419.73
8.0.290.0070.00016.63
8.0.280.0030.00318.26
8.0.270.0040.00417.20
8.0.260.0070.00016.89
8.0.250.0070.00016.96
8.0.240.0000.00716.99
8.0.230.0000.00716.98
8.0.220.0030.00316.94
8.0.210.0000.00716.93
8.0.200.0070.00016.83
8.0.190.0040.00416.97
8.0.180.0070.00016.80
8.0.170.0040.00416.86
8.0.160.0000.00816.94
8.0.150.0070.00016.88
8.0.140.0070.00016.80
8.0.130.0000.00513.31
8.0.120.0030.00716.97
8.0.110.0000.00716.85
8.0.100.0000.00816.83
8.0.90.0000.00816.84
8.0.80.0070.00716.93
8.0.70.0030.00616.92
8.0.60.0000.00716.95
8.0.50.0000.00716.97
8.0.30.0100.01016.97
8.0.20.0110.01217.40
8.0.10.0040.00417.19
8.0.00.0060.01116.80
7.4.330.0000.00516.89
7.4.320.0060.00016.60
7.4.300.0030.00316.61
7.4.290.0000.00716.59
7.4.280.0060.00316.57
7.4.270.0030.00316.51
7.4.260.0000.00716.52
7.4.250.0000.00916.54
7.4.240.0050.00216.48
7.4.230.0070.00016.36
7.4.220.0070.01316.44
7.4.210.0070.01016.57
7.4.200.0000.00716.71
7.4.160.0030.01216.48
7.4.150.0100.01017.40
7.4.140.0080.00917.86
7.4.130.0090.00916.48
7.4.120.0120.00816.57
7.4.110.0070.01016.52
7.4.100.0160.00616.41
7.4.90.0070.01016.40
7.4.80.0030.01519.39
7.4.70.0030.01316.66
7.4.60.0060.01216.28
7.4.50.0030.01316.65
7.4.40.0120.00616.59
7.4.30.0140.00316.63
7.4.00.0050.01214.92
7.3.330.0020.00213.16
7.3.320.0050.00013.27
7.3.310.0030.00316.32
7.3.300.0060.00016.30
7.3.290.0040.00416.19
7.3.280.0080.01016.26
7.3.270.0040.01317.40
7.3.260.0120.00616.39
7.3.250.0150.00616.32
7.3.240.0120.00716.37
7.3.230.0130.00416.48
7.3.210.0090.00916.19
7.3.200.0090.01216.21
7.3.190.0170.00016.25
7.3.180.0030.01216.26
7.3.170.0180.00316.50
7.3.160.0000.01616.27
7.3.120.0080.00814.58
7.3.110.0090.00914.69
7.3.100.0070.00714.53
7.3.90.0020.01014.66
7.3.80.0050.00914.64
7.3.70.0080.00514.74
7.3.60.0090.00514.67
7.3.50.0050.01114.66
7.3.40.0060.00914.69
7.3.30.0070.00414.84
7.3.20.0120.00116.52
7.3.10.0070.00716.55
7.3.00.0060.00716.49
7.2.330.0130.00416.84
7.2.320.0060.01216.84
7.2.310.0070.01116.77
7.2.300.0100.00716.46
7.2.290.0140.00716.71
7.2.250.0100.00515.14
7.2.240.0090.01214.84
7.2.230.0100.00314.97
7.2.220.0020.01415.08
7.2.210.0070.01015.22
7.2.200.0110.00415.10
7.2.190.0070.00715.00
7.2.180.0080.00814.96
7.2.170.0030.01214.95
7.2.130.0050.01016.78
7.2.120.0110.00416.87
7.2.110.0090.00816.86
7.2.100.0090.00716.72
7.2.90.0050.01016.84
7.2.80.0100.00216.72
7.2.70.0090.00716.75
7.2.60.0080.00716.60
7.2.50.0050.01216.79
7.2.40.0130.00516.79
7.2.30.0070.01116.84
7.2.20.0070.01016.55
7.2.10.0070.00716.81
7.2.00.0100.00917.70
7.1.330.0050.00915.74
7.1.320.0020.01115.43
7.1.310.0050.01015.72
7.1.300.0110.00315.73
7.1.290.0070.00915.54
7.1.280.0060.00615.62
7.1.270.0040.00915.72
7.1.260.0030.01015.80
7.1.250.0050.00715.48
7.1.200.0070.00715.76
7.1.100.0070.00718.27
7.1.70.0070.00717.09
7.1.60.0120.01219.36
7.1.50.0060.00616.60
7.1.00.0000.07722.45
7.0.200.0130.00316.88
7.0.60.0000.07719.86
7.0.50.0070.05717.82
7.0.40.0170.07720.24
7.0.30.0430.03720.23
7.0.20.0470.04320.06
7.0.10.0070.04020.24
7.0.00.0100.05320.08
5.6.280.0070.06720.86
5.6.210.0030.04720.71
5.6.200.0030.04018.19
5.6.190.0170.07720.73
5.6.180.0530.07020.47
5.6.170.0330.07320.48
5.6.160.0030.08720.44
5.6.150.0070.07318.21
5.6.140.0070.05318.26
5.6.130.0130.04018.15
5.6.120.0030.07721.09
5.6.110.0070.06021.11
5.6.100.0100.05721.04
5.6.90.0100.08021.01
5.6.80.0200.06720.40
5.5.350.0270.05020.52
5.5.340.0070.05317.98
5.5.330.0100.08020.40
5.5.320.0270.07720.36
5.5.310.0270.05320.34
5.5.300.0070.06318.08
5.5.290.0130.08018.05
5.5.280.0000.04720.80
5.5.270.0070.07720.64
5.5.260.0070.08020.86
5.5.250.0100.06720.68
5.5.240.0200.04720.26

preferences:
61.84 ms | 401 KiB | 5 Q