3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { protected $_a; const A = 'A'; public function __construct() { $this->_a = $this; } public function print() { var_dump($this->_a::A); } } $a = new A; $a->print();

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)
8.3.40.0110.00418.71
8.3.30.0150.00018.79
8.3.20.0070.00020.21
8.3.10.0080.00021.63
8.3.00.0080.00023.44
8.2.170.0170.00322.96
8.2.160.0110.00420.23
8.2.150.0170.00324.18
8.2.140.0070.00024.66
8.2.130.0000.00719.83
8.2.120.0070.00026.35
8.2.110.0000.00922.20
8.2.100.0040.00718.04
8.2.90.0000.00919.08
8.2.80.0000.00817.97
8.2.70.0070.00317.50
8.2.60.0030.00617.80
8.2.50.0030.00618.07
8.2.40.0000.00922.15
8.2.30.0030.00319.49
8.2.20.0040.00417.71
8.2.10.0030.00518.03
8.2.00.0030.00518.09
8.1.270.0060.00323.91
8.1.260.0070.00028.09
8.1.250.0070.00028.09
8.1.240.0100.00723.85
8.1.230.0070.00419.15
8.1.220.0050.00317.78
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0090.00017.22
8.1.180.0040.00418.10
8.1.170.0040.00418.53
8.1.160.0000.00820.79
8.1.150.0000.00718.88
8.1.140.0000.00819.50
8.1.130.0000.00717.73
8.1.120.0000.00717.50
8.1.110.0000.00817.45
8.1.100.0040.00417.48
8.1.90.0040.00417.43
8.1.80.0050.00317.38
8.1.70.0050.00317.39
8.1.60.0060.00317.59
8.1.50.0030.00717.55
8.1.40.0000.00917.44
8.1.30.0000.00817.59
8.1.20.0050.00317.62
8.1.10.0000.00717.59
8.1.00.0070.00017.52
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0070.00018.43
8.0.270.0000.00717.31
8.0.260.0000.00617.26
8.0.250.0000.00816.95
8.0.240.0030.00316.87
8.0.230.0030.00316.88
8.0.220.0030.00716.90
8.0.210.0000.00716.79
8.0.200.0060.00017.01
8.0.190.0040.00416.90
8.0.180.0000.00716.80
8.0.170.0060.00316.87
8.0.160.0020.00516.82
8.0.150.0070.00016.71
8.0.140.0070.00316.81
8.0.130.0030.00313.38
8.0.120.0040.00416.84
8.0.110.0090.00016.95
8.0.100.0050.00316.75
8.0.90.0000.00716.88
8.0.80.0120.00316.88
8.0.70.0000.00716.93
8.0.60.0030.00316.92
8.0.50.0030.00516.98
8.0.30.0080.01216.92
8.0.20.0110.00717.40
8.0.10.0070.00017.03
8.0.00.0120.00716.85
7.4.330.0000.00516.74
7.4.320.0000.00616.45
7.4.300.0030.00516.59
7.4.290.0030.00616.58
7.4.280.0090.00316.50
7.4.270.0030.00316.55
7.4.260.0040.00416.53
7.4.250.0000.00816.59
7.4.240.0020.00516.49
7.4.230.0000.00716.40
7.4.220.0120.01316.54
7.4.210.0070.00716.57
7.4.200.0050.00316.43
7.4.160.0070.01116.46
7.4.150.0120.00617.40
7.4.140.0100.01217.86
7.4.130.0060.01316.57
7.4.120.0130.00416.62
7.4.110.0060.00916.65
7.4.100.0100.00716.50
7.4.90.0090.00916.34
7.4.80.0080.01119.39
7.4.70.0090.00916.43
7.4.60.0080.00816.70
7.4.50.0060.00916.17
7.4.40.0120.00916.24
7.4.30.0090.00916.44
7.4.00.0070.00714.92
7.3.330.0050.00013.12
7.3.320.0030.00313.27
7.3.310.0030.00316.25
7.3.300.0000.00616.15
7.3.290.0050.01116.28
7.3.280.0100.00716.28
7.3.270.0110.00817.40
7.3.260.0120.00816.32
7.3.240.0140.00616.39
7.3.230.0070.01116.54
7.3.210.0040.01216.34
7.3.200.0140.00419.39
7.3.190.0130.00316.57
7.3.180.0100.00716.40
7.3.170.0060.00916.38
7.3.160.0060.00916.30
7.3.10.0100.00316.86
7.3.00.0060.01016.44
7.2.330.0170.00316.62
7.2.320.0030.01616.35
7.2.310.0070.01416.55
7.2.300.0100.00616.36
7.2.290.0080.00816.51
7.2.130.0030.00716.85
7.2.120.0110.00416.91
7.2.110.0070.01116.80
7.2.100.0030.01016.60
7.2.90.0030.01016.79
7.2.80.0060.00916.82
7.2.70.0090.00616.65
7.2.60.0030.00816.86
7.2.50.0120.00316.95
7.2.40.0080.00416.84
7.2.30.0040.00816.78
7.2.20.0110.00416.82
7.2.10.0070.00716.74
7.2.00.0070.01017.94
7.1.250.0000.01315.89
7.1.200.0000.01415.58
7.1.100.0040.01617.60
7.1.70.0080.00317.23
7.1.60.0000.02019.30
7.1.50.0140.00716.87
7.1.00.0000.07722.51
7.0.200.0030.00616.75
7.0.60.0170.07721.80
7.0.50.0100.08317.80
7.0.40.0030.06720.20
7.0.30.0230.07720.12
7.0.20.0330.06720.07
7.0.10.0100.07720.21
7.0.00.0070.05320.05
5.6.280.0030.06320.99
5.6.210.0100.03320.77
5.6.200.0070.08318.29
5.6.190.0000.04320.33
5.6.180.0500.07020.55
5.6.170.0230.03320.52
5.6.160.0030.08720.39
5.6.150.0030.05018.23
5.6.140.0100.04018.28
5.6.130.0030.04018.18
5.6.120.0030.05721.02
5.6.110.0170.07721.00
5.6.100.0230.06320.96
5.6.90.0030.07321.02
5.6.80.0000.07720.29
5.5.350.0170.08020.32
5.5.340.0070.04317.93
5.5.330.0070.08320.41
5.5.320.0700.06720.27
5.5.310.0270.07020.23
5.5.300.0030.04017.99
5.5.290.0000.08718.00
5.5.280.0000.04320.88
5.5.270.0070.05720.89
5.5.260.0100.03320.77
5.5.250.0130.07720.59
5.5.240.0200.03320.04

preferences:
51.83 ms | 400 KiB | 5 Q