3v4l.org

run code in 300+ PHP versions simultaneously
<?php trait T { private $a = 1; public function t() { var_dump($this->a); var_dump(get_object_vars($this)); } } class A { use T; } $a = new A(); $a->t(); foreach ($a as $k => $v) { var_dump($k, $v); } $a = (array)$a; foreach ($a as $k => $v) { var_dump($k, $v); }

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)
8.3.40.0070.00718.54
8.3.30.0110.00418.96
8.3.20.0070.01020.21
8.3.10.0060.01223.48
8.3.00.0110.00419.13
8.2.170.0110.01122.96
8.2.160.0160.00320.58
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0070.00726.16
8.2.120.0080.00022.14
8.2.110.0060.00322.25
8.2.100.0110.00017.72
8.2.90.0120.00018.98
8.2.80.0090.00017.97
8.2.70.0000.01317.63
8.2.60.0000.00817.68
8.2.50.0050.00318.07
8.2.40.0060.00618.03
8.2.30.0000.00819.77
8.2.20.0000.00817.73
8.2.10.0040.00417.94
8.2.00.0040.00417.57
8.1.270.0030.00623.96
8.1.260.0130.00326.35
8.1.250.0050.00828.09
8.1.240.0040.00423.84
8.1.230.0080.00419.10
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0030.00717.35
8.1.190.0060.00317.22
8.1.180.0000.00919.14
8.1.170.0040.00418.52
8.1.160.0050.00222.07
8.1.150.0060.00318.56
8.1.140.0070.00017.34
8.1.130.0040.00417.83
8.1.120.0000.00717.45
8.1.110.0040.00417.43
8.1.100.0040.00417.30
8.1.90.0040.00417.37
8.1.80.0000.00717.47
8.1.70.0030.00317.41
8.1.60.0000.00817.52
8.1.50.0090.00017.42
8.1.40.0030.00617.45
8.1.30.0040.00417.54
8.1.20.0040.00417.64
8.1.10.0040.00417.41
8.1.00.0040.00417.43
8.0.300.0050.00318.77
8.0.290.0000.00717.05
8.0.280.0000.00818.39
8.0.270.0070.00017.20
8.0.260.0030.00317.27
8.0.250.0000.00716.84
8.0.240.0070.00016.91
8.0.230.0000.00716.95
8.0.220.0030.00316.84
8.0.210.0030.00316.81
8.0.200.0030.00316.95
8.0.190.0040.00417.04
8.0.180.0070.00016.83
8.0.170.0000.00816.88
8.0.160.0030.00316.78
8.0.150.0000.00716.72
8.0.140.0040.00416.79
8.0.130.0090.00013.42
8.0.120.0000.00816.88
8.0.110.0040.00416.87
8.0.100.0050.00316.85
8.0.90.0070.00016.79
8.0.80.0080.00816.91
8.0.70.0070.00017.02
8.0.60.0050.00316.79
8.0.50.0040.00416.75
8.0.30.0130.00617.06
8.0.20.0080.01217.40
8.0.10.0040.00417.10
8.0.00.0150.00816.75
7.4.330.0020.00215.20
7.4.320.0030.00316.62
7.4.300.0070.00016.61
7.4.290.0080.00016.50
7.4.280.0060.00316.59
7.4.270.0000.00716.63
7.4.260.0000.00716.49
7.4.250.0080.00016.62
7.4.240.0030.00316.55
7.4.230.0030.00316.42
7.4.220.0120.00616.61
7.4.210.0080.00716.66
7.4.200.0030.00316.60
7.4.190.0070.00016.77
7.4.160.0140.00416.43
7.4.150.0070.01417.40
7.4.140.0080.00917.86
7.4.130.0110.01016.63
7.4.120.0100.00716.45
7.4.110.0110.00516.37
7.4.100.0120.00616.49
7.4.90.0100.00716.60
7.4.80.0120.00619.39
7.4.70.0080.01516.61
7.4.60.0120.00616.50
7.4.50.0090.00016.38
7.4.40.0060.01716.53
7.4.30.0110.00416.38
7.4.00.0070.00715.08
7.3.330.0060.00013.29
7.3.320.0030.00313.14
7.3.310.0030.00316.25
7.3.300.0030.00316.16
7.3.290.0030.01616.30
7.3.280.0110.00816.29
7.3.270.0140.00317.40
7.3.260.0120.00416.30
7.3.250.0100.01016.27
7.3.240.0090.01516.36
7.3.230.0040.01216.46
7.3.210.0140.00316.52
7.3.200.0090.00919.39
7.3.190.0150.00916.63
7.3.180.0040.01116.40
7.3.170.0030.01316.49
7.3.160.0080.00816.46
7.3.120.0020.01414.91
7.3.110.0070.01114.60
7.3.100.0060.00314.63
7.3.90.0030.01314.84
7.3.80.0080.00814.65
7.3.70.0100.00714.75
7.3.60.0040.01114.82
7.3.50.0070.00314.80
7.3.40.0030.01014.91
7.3.30.0030.00814.71
7.3.20.0030.01416.53
7.3.10.0050.01016.71
7.3.00.0060.00716.57
7.2.330.0120.01216.59
7.2.320.0070.01016.71
7.2.310.0200.00316.77
7.2.300.0120.00616.79
7.2.290.0200.00316.89
7.2.250.0060.01214.93
7.2.240.0030.01315.22
7.2.230.0000.01415.01
7.2.220.0040.00715.19
7.2.210.0070.00314.93
7.2.200.0000.01015.13
7.2.190.0040.00815.25
7.2.180.0030.00715.23
7.2.170.0130.00315.12
7.2.130.0080.00316.69
7.2.120.0030.01016.98
7.2.110.0110.00316.94
7.2.100.0070.00317.09
7.2.90.0100.00716.92
7.2.80.0110.00317.02
7.2.70.0140.01116.90
7.2.60.0060.00317.12
7.2.50.0120.00617.04
7.2.40.0070.01117.16
7.2.30.0030.01317.00
7.2.20.0120.00416.94
7.2.10.0070.00716.67
7.2.00.0000.01116.96
7.1.330.0080.00315.81
7.1.320.0070.00715.85
7.1.310.0060.00615.70
7.1.300.0000.01315.82
7.1.290.0030.01015.55
7.1.280.0000.01715.79
7.1.270.0000.01715.92
7.1.260.0100.00715.60
7.1.250.0090.00615.71
7.1.70.0000.00717.22
7.1.60.0030.01017.31
7.1.50.0110.01116.85
7.1.00.0070.07322.36
7.0.200.0030.01416.79
7.0.140.0000.09722.18
7.0.60.0130.08020.05
7.0.50.0000.08317.90
7.0.40.0100.08020.09
7.0.30.0270.08320.15
7.0.20.0200.05720.23
7.0.10.0100.07020.10
7.0.00.0030.08020.22
5.6.280.0100.06721.00
5.6.210.0100.06320.47
5.6.200.0100.08018.22
5.6.190.0070.09020.61
5.6.180.0100.05320.47
5.6.170.0170.04720.50
5.6.160.0070.06020.50
5.6.150.0070.08018.18
5.6.140.0000.04318.29
5.6.130.0070.04718.13
5.6.120.0070.05720.99
5.6.110.0030.04020.98
5.6.100.0070.05720.99
5.6.90.0100.07720.88
5.6.80.0070.08020.39
5.5.350.0000.05720.33
5.5.340.0030.07017.97
5.5.330.0070.07020.25
5.5.320.0200.04320.34
5.5.310.0170.08020.32
5.5.300.0000.07317.99
5.5.290.0170.07018.08
5.5.280.0100.04320.88
5.5.270.0030.04320.68
5.5.260.0070.08720.67
5.5.250.0100.03720.62
5.5.240.0130.03720.26
5.4.450.0900.06319.27
5.4.440.0600.06019.30
5.4.430.0600.05719.29
5.4.420.0900.06319.69
5.4.410.0800.07719.42
5.4.400.0930.04719.26
5.4.390.0870.05019.14
5.4.380.0300.06318.84
5.4.370.0230.05718.84
5.4.360.0270.04718.73
5.4.350.0230.06018.73
5.4.340.0370.04718.53
5.4.320.0080.03812.50
5.4.310.0040.03912.50
5.4.300.0070.03512.50
5.4.290.0110.05512.48
5.4.280.0140.06312.38
5.4.270.0070.04312.38
5.4.260.0090.04912.38
5.4.250.0080.04512.38
5.4.240.0110.04812.38
5.4.230.0100.04712.37
5.4.220.0060.04112.37
5.4.210.0080.03612.37
5.4.200.0060.04012.38
5.4.190.0070.03712.37
5.4.180.0090.04212.37
5.4.170.0090.03512.38
5.4.160.0070.03912.38
5.4.150.0070.03612.38
5.4.140.0070.05212.06
5.4.130.0040.04112.04
5.4.120.0070.03812.00
5.4.110.0090.04612.00
5.4.100.0080.04712.00
5.4.90.0070.04512.00
5.4.80.0100.04512.00
5.4.70.0090.04712.00
5.4.60.0120.04311.99
5.4.50.0070.04411.99
5.4.40.0070.03511.98
5.4.30.0040.03911.98
5.4.20.0040.03811.98
5.4.10.0050.03811.98
5.4.00.0100.03211.47
5.3.290.0080.03912.80
5.3.280.0100.03712.71
5.3.270.0060.04012.72
5.3.260.0070.03912.72
5.3.250.0050.03912.72
5.3.240.0110.04712.72
5.3.230.0090.05112.71
5.3.220.0080.05312.68
5.3.210.0070.04212.68
5.3.200.0090.04812.68
5.3.190.0160.04912.68
5.3.180.0060.04912.67
5.3.170.0060.04412.67
5.3.160.0060.05212.67
5.3.150.0110.06412.68
5.3.140.0110.05412.66
5.3.130.0250.07012.66
5.3.120.0100.05312.66
5.3.110.0080.05612.66
5.3.100.0080.05312.12
5.3.90.0120.05312.09
5.3.80.0060.05012.08
5.3.70.0060.04412.08
5.3.60.0090.04912.06
5.3.50.0070.05312.00
5.3.40.0190.04812.00
5.3.30.0120.04811.95
5.3.20.0090.05411.73
5.3.10.0110.04511.70
5.3.00.0110.05211.68
5.2.170.0090.0399.18
5.2.160.0070.0439.18
5.2.150.0050.0469.18
5.2.140.0090.0479.17
5.2.130.0050.0309.14
5.2.120.0050.0299.14
5.2.110.0050.0299.15
5.2.100.0050.0299.14
5.2.90.0060.0299.14
5.2.80.0050.0309.14
5.2.70.0040.0379.14
5.2.60.0030.0339.09
5.2.50.0030.0429.06
5.2.40.0080.0389.04
5.2.30.0060.0309.01
5.2.20.0080.0299.00
5.2.10.0100.0418.93
5.2.00.0090.0358.79
5.1.60.0090.0278.07
5.1.50.0100.0288.06
5.1.40.0030.0398.05
5.1.30.0060.0548.40
5.1.20.0140.0528.42
5.1.10.0050.0298.14
5.1.00.0080.0278.14
5.0.50.0060.0236.62
5.0.40.0040.0216.48
5.0.30.0050.0426.29
5.0.20.0110.0236.26
5.0.10.0070.0276.24
5.0.00.0060.0396.23
4.4.90.0040.0224.77
4.4.80.0090.0244.75
4.4.70.0060.0254.75
4.4.60.0080.0194.75
4.4.50.0030.0324.77
4.4.40.0050.0314.71
4.4.30.0060.0244.76
4.4.20.0030.0244.84
4.4.10.0040.0184.85
4.4.00.0070.0284.76
4.3.110.0070.0264.67
4.3.100.0030.0224.66
4.3.90.0050.0154.63
4.3.80.0020.0284.59
4.3.70.0050.0194.63
4.3.60.0040.0164.62
4.3.50.0020.0174.63
4.3.40.0030.0254.54
4.3.30.0030.0163.28
4.3.20.0020.0173.26
4.3.10.0010.0183.22
4.3.00.0300.02710.55

preferences:
41.88 ms | 400 KiB | 5 Q