3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = new stdclass; $x->{42} = 1337; $x = (array)$x; var_dump($x); //$x = array("42" => 1337); foreach ($x as $key => $value) { if (!array_key_exists($key, $x)) echo 'wtf'; } ?>

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)
8.3.60.0120.00918.30
8.3.50.0080.01021.22
8.3.40.0120.00618.96
8.3.30.0140.00418.67
8.3.20.0040.00420.16
8.3.10.0080.00021.63
8.3.00.0070.00022.38
8.2.180.0070.01116.75
8.2.170.0100.01022.96
8.2.160.0140.00320.28
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0060.00317.75
8.2.110.0040.00420.10
8.2.100.0060.00617.75
8.2.90.0070.00019.36
8.2.80.0090.00017.97
8.2.70.0000.00817.38
8.2.60.0050.00318.05
8.2.50.0030.00518.07
8.2.40.0030.00521.19
8.2.30.0090.00019.79
8.2.20.0080.00017.75
8.2.10.0000.00718.17
8.2.00.0040.00418.00
8.1.280.0070.01425.92
8.1.270.0040.00420.29
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0040.00422.10
8.1.230.0090.00317.42
8.1.220.0000.00717.74
8.1.210.0030.00518.77
8.1.200.0030.00717.25
8.1.190.0000.00817.23
8.1.180.0050.00318.10
8.1.170.0040.00418.59
8.1.160.0030.00822.01
8.1.150.0030.00518.81
8.1.140.0040.00417.45
8.1.130.0050.00217.61
8.1.120.0000.00817.47
8.1.110.0080.00017.54
8.1.100.0040.00417.38
8.1.90.0000.00817.34
8.1.80.0050.00317.46
8.1.70.0030.00317.36
8.1.60.0030.00617.62
8.1.50.0080.00017.48
8.1.40.0040.00417.52
8.1.30.0030.00517.59
8.1.20.0000.00817.66
8.1.10.0040.00417.50
8.1.00.0050.00317.41
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0040.00418.35
8.0.270.0000.00717.22
8.0.260.0070.00017.30
8.0.250.0080.00016.88
8.0.240.0000.00617.02
8.0.230.0000.00816.80
8.0.220.0000.00716.91
8.0.210.0030.00316.89
8.0.200.0000.00617.00
8.0.190.0020.00516.93
8.0.180.0000.00716.96
8.0.170.0070.00016.88
8.0.160.0070.00016.88
8.0.150.0070.00016.88
8.0.140.0040.00416.85
8.0.130.0000.00613.36
8.0.120.0000.00716.80
8.0.110.0000.00716.78
8.0.100.0000.00716.94
8.0.90.0070.00016.86
8.0.80.0140.00616.96
8.0.70.0000.00816.76
8.0.60.0000.00816.70
8.0.50.0070.00016.78
8.0.30.0090.00816.99
8.0.20.0080.01017.40
8.0.10.0040.00416.91
8.0.00.0140.00516.83
7.4.330.0000.00515.14
7.4.320.0000.00616.51
7.4.300.0030.00316.41
7.4.290.0070.00316.55
7.4.280.0000.00716.50
7.4.270.0000.00716.62
7.4.260.0000.00716.54
7.4.250.0030.00516.56
7.4.240.0020.00616.56
7.4.230.0000.00716.50
7.4.220.0090.00916.64
7.4.210.0080.00716.60
7.4.200.0070.00016.58
7.4.160.0130.00616.44
7.4.150.0030.01317.40
7.4.140.0110.01117.86
7.4.130.0060.01416.58
7.4.120.0100.00916.48
7.4.110.0040.01216.40
7.4.100.0150.00316.53
7.4.90.0070.01016.66
7.4.80.0130.01019.39
7.4.70.0100.00716.35
7.4.60.0070.01116.46
7.4.50.0080.00016.16
7.4.40.0100.00716.54
7.4.30.0110.00716.55
7.4.00.0030.01214.95
7.3.330.0040.00413.17
7.3.320.0000.00513.15
7.3.310.0040.00416.31
7.3.300.0000.00716.21
7.3.290.0000.00716.36
7.3.280.0090.01016.29
7.3.270.0130.00317.40
7.3.260.0070.01016.47
7.3.250.0100.00816.55
7.3.240.0100.00616.41
7.3.230.0150.00916.39
7.3.210.0060.01216.43
7.3.200.0030.01419.39
7.3.190.0120.00916.20
7.3.180.0120.00416.27
7.3.170.0090.01216.65
7.3.160.0050.01716.45
7.2.330.0030.01416.74
7.2.320.0090.00916.74
7.2.310.0070.01016.44
7.2.300.0140.01016.39
7.2.290.0030.01516.57
7.2.60.0070.00716.74
7.2.00.0000.00819.45
7.1.200.0100.00315.63
7.1.100.0030.01018.23
7.1.70.0000.00916.98
7.1.60.0100.01320.03
7.1.50.0130.01016.90
7.1.00.0070.07322.33
7.0.200.0380.01314.97
7.0.60.0000.09319.93
7.0.50.0030.04017.81
7.0.40.0030.06320.27
7.0.30.0200.07320.09
7.0.20.0230.08020.00
7.0.10.0030.09320.09
7.0.00.0000.07020.12
5.6.280.0100.05721.11
5.6.210.0170.07720.46
5.6.200.0070.07718.13
5.6.190.0030.08020.41
5.6.180.4030.04320.42
5.6.170.0300.06320.49
5.6.160.0070.04020.55
5.6.150.0030.08318.13
5.6.140.0030.07018.20
5.6.130.0070.07718.12
5.6.120.0070.07721.12
5.6.110.0070.07721.11
5.6.100.0070.07320.98
5.6.90.0000.09021.09
5.6.80.0070.05320.50
5.6.70.3930.03320.50
5.5.350.0200.08320.52
5.5.340.0170.06017.93
5.5.330.0130.05320.57
5.5.320.0330.07020.17
5.5.310.0070.05020.24
5.5.300.0070.04717.96
5.5.290.0130.07717.91
5.5.280.0030.05320.87
5.5.270.0030.08020.88
5.5.260.0000.07720.64
5.5.250.0030.06720.57
5.5.240.0270.06720.26
5.4.450.0600.06019.25
5.4.440.0730.04719.41
5.4.430.0500.07019.32
5.4.420.0600.05719.13
5.4.410.0570.06019.47
5.4.400.0600.05318.81
5.4.390.0870.04719.18
5.4.380.0730.05719.10
5.4.370.1100.05718.78
5.4.360.1000.06719.16
5.4.350.0770.05319.25
5.4.340.0770.05319.14
5.4.320.0800.05018.99
5.4.310.0630.05019.15
5.4.300.0630.05319.12
5.4.290.0630.05318.77
5.4.280.0670.05319.16
5.4.270.0600.06019.18
5.4.260.0600.06019.27
5.4.250.0730.05718.91
5.4.240.0770.05019.18
5.4.230.0930.07319.08
5.4.220.0800.05019.30
5.4.210.0830.04319.05
5.4.200.0770.05016.66
5.4.190.0730.05718.76
5.4.180.0770.06019.07
5.4.170.0830.05019.22
5.4.160.0530.06019.02
5.4.150.0630.05319.02
5.4.140.0770.05016.26
5.4.130.0730.05016.36
5.4.120.0800.05016.18
5.4.110.0670.05716.30
5.4.100.0830.04316.25
5.4.90.0700.05716.24
5.4.80.0770.05016.13
5.4.70.0630.05316.36
5.4.60.0530.04016.37
5.4.50.0000.05316.16
5.4.40.0200.03716.38
5.4.30.0330.05716.20
5.4.20.0200.03316.27

preferences:
49.15 ms | 401 KiB | 5 Q