3v4l.org

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

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)
8.3.60.0070.00718.30
8.3.50.0150.00616.14
8.3.40.0130.00318.67
8.3.30.0080.00618.45
8.3.20.0000.00720.34
8.3.10.0040.00421.90
8.3.00.0040.00423.27
8.2.180.0150.00316.32
8.2.170.0070.00722.96
8.2.160.0110.00620.45
8.2.150.0070.01024.18
8.2.140.0070.00024.66
8.2.130.0050.00319.48
8.2.120.0040.00426.35
8.2.110.0030.00622.24
8.2.100.0080.00417.67
8.2.90.0040.00418.80
8.2.80.0080.00017.97
8.2.70.0030.00617.63
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0060.00322.32
8.2.30.0040.00419.29
8.2.20.0040.00417.53
8.2.10.0040.00417.98
8.2.00.0000.00817.79
8.1.280.0120.00925.92
8.1.270.0050.00323.97
8.1.260.0070.00028.09
8.1.250.0070.00028.09
8.1.240.0190.00323.96
8.1.230.0040.00719.10
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0070.00417.13
8.1.190.0030.00617.11
8.1.180.0060.00318.10
8.1.170.0030.00518.33
8.1.160.0000.00720.67
8.1.150.0000.00718.80
8.1.140.0000.00819.45
8.1.130.0000.00717.60
8.1.120.0040.00417.34
8.1.110.0050.00317.34
8.1.100.0030.00517.26
8.1.90.0000.00717.28
8.1.80.0030.00517.38
8.1.70.0040.00417.33
8.1.60.0060.00317.36
8.1.50.0110.00017.26
8.1.40.0040.00417.34
8.1.30.0030.00517.57
8.1.20.0000.00817.49
8.1.10.0000.00717.27
8.1.00.0000.00717.36
8.0.300.0040.00418.77
8.0.290.0050.00216.58
8.0.280.0070.00018.36
8.0.270.0060.00017.05
8.0.260.0030.00317.02
8.0.250.0030.00616.70
8.0.240.0000.00716.73
8.0.230.0030.00316.79
8.0.220.0000.00916.76
8.0.210.0030.00616.63
8.0.200.0000.00616.82
8.0.190.0040.00416.86
8.0.180.0040.00416.83
8.0.170.0040.00416.70
8.0.160.0000.00816.82
8.0.150.0030.00316.68
8.0.140.0070.00216.71
8.0.130.0000.00513.17
8.0.120.0040.00416.70
8.0.110.0040.00416.63
8.0.100.0000.00816.61
8.0.90.0000.00716.75
8.0.80.0140.00616.74
8.0.70.0050.00316.75
8.0.60.0040.00416.76
8.0.50.0000.00716.76
8.0.30.0080.00816.88
8.0.20.0090.00917.40
8.0.10.0040.00416.77
8.0.00.0080.01016.55
7.4.330.0050.00016.70
7.4.320.0000.00616.32
7.4.300.0030.00616.48
7.4.290.0040.00416.38
7.4.280.0050.00616.28
7.4.270.0060.00016.49
7.4.260.0070.00016.33
7.4.250.0000.00816.38
7.4.240.0020.00516.44
7.4.230.0030.00316.27
7.4.220.0110.00716.41
7.4.210.0040.01116.41
7.4.200.0000.00716.25
7.4.160.0090.00616.49
7.4.150.0150.00317.40
7.4.140.0130.00917.86
7.4.130.0090.00916.35
7.4.120.0110.00716.27
7.4.110.0100.00716.42
7.4.100.0030.01416.61
7.4.90.0080.00916.20
7.4.80.0090.00919.39
7.4.70.0040.01216.34
7.4.60.0080.00816.21
7.4.50.0060.00916.08
7.4.40.0150.00316.09
7.4.30.0130.00616.16
7.4.10.0030.01514.62
7.4.00.0090.00614.78
7.3.330.0000.00512.99
7.3.320.0040.00413.18
7.3.310.0070.00016.20
7.3.300.0030.00316.04
7.3.290.0070.01016.20
7.3.280.0090.00816.14
7.3.270.0060.01317.40
7.3.260.0110.01116.37
7.3.250.0050.01116.35
7.3.240.0100.00616.34
7.3.230.0070.01016.46
7.3.210.0360.02216.13
7.3.200.0060.01219.39
7.3.190.0120.00916.44
7.3.180.0080.00816.37
7.3.170.0170.00416.27
7.3.160.0150.00616.49
7.3.130.0160.00314.61
7.3.120.0070.01114.67
7.3.110.0070.00814.66
7.3.100.0060.00614.71
7.3.90.0040.01114.78
7.3.80.0000.01314.74
7.3.70.0060.00314.63
7.3.60.0070.00714.50
7.3.50.0000.00814.63
7.3.40.0030.01014.73
7.3.30.0030.00914.69
7.3.20.0000.00916.39
7.3.10.0060.00616.27
7.3.00.0070.00316.46
7.2.330.0070.01116.34
7.2.320.0110.00816.49
7.2.310.0140.00316.34
7.2.300.0120.00816.41
7.2.290.0060.01016.35
7.2.260.0060.00914.98
7.2.250.0100.00614.60
7.2.240.0070.00714.91
7.2.230.0040.01114.69
7.2.220.0000.01214.90
7.2.210.0060.00614.82
7.2.200.0030.00714.50
7.2.190.0030.01314.96
7.2.180.0090.00614.87
7.2.170.0040.01114.76
7.2.160.0040.01114.57
7.2.150.0030.01016.48
7.2.140.0030.00716.77
7.2.130.0030.01516.68
7.2.120.0100.00016.85
7.2.110.0000.01516.69
7.2.100.0030.00616.75
7.2.90.0070.01016.93
7.2.80.0040.01116.61
7.2.70.0030.01216.74
7.2.60.0100.00516.56
7.2.50.0000.01316.55
7.2.40.0070.00716.63
7.2.30.0090.00316.80
7.2.20.0060.00916.65
7.2.10.0070.00916.54
7.2.00.0040.00818.16
7.1.330.0070.00715.57
7.1.320.0030.01015.57
7.1.310.0030.00915.54
7.1.300.0110.00415.48
7.1.290.0040.00415.67
7.1.280.0040.01515.73
7.1.270.0060.00615.53
7.1.260.0030.01015.70
7.1.250.0040.01215.73
7.1.240.0080.00615.64
7.1.230.0040.01115.35
7.1.220.0070.00315.68
7.1.210.0040.01115.66
7.1.200.0050.00715.59
7.1.190.0040.00715.30
7.1.180.0000.01215.51
7.1.170.0060.00315.41
7.1.160.0000.01415.59
7.1.150.0030.00915.32
7.1.140.0060.00915.69
7.1.130.0070.00715.70
7.1.120.0110.00315.36
7.1.110.0070.00715.55
7.1.100.0100.00416.77
7.1.90.0060.00915.67
7.1.80.0100.00715.66
7.1.70.0070.00516.33
7.1.60.0100.00717.39
7.1.50.0100.00816.02
7.1.40.0120.00315.31
7.1.30.0040.01115.64
7.1.20.0070.00715.29
7.1.10.0040.00715.72
7.1.00.0060.04018.85
7.0.330.0090.00615.05
7.0.320.0070.00715.05
7.0.310.0110.00015.41
7.0.300.0090.00315.19
7.0.290.0000.01215.13
7.0.280.0040.00415.08
7.0.270.0030.01415.12
7.0.260.0030.01215.23
7.0.250.0060.00615.38
7.0.240.0000.01315.25
7.0.230.0100.00615.41
7.0.220.0090.00615.41
7.0.210.0090.00315.30
7.0.200.0030.00815.85
7.0.190.0040.00715.21
7.0.180.0090.00915.07
7.0.170.0040.01115.25
7.0.160.0000.00815.11
7.0.150.0040.00814.96
7.0.140.0110.00315.26
7.0.130.0070.01015.42
7.0.120.0030.01015.17
7.0.110.0030.01015.04
7.0.100.0000.01715.14
7.0.90.0030.00615.34
7.0.80.0030.00915.20
7.0.70.0060.00615.19
7.0.60.0130.04318.54
7.0.50.0080.04216.58
7.0.40.0130.03716.70
7.0.30.0230.04016.78
7.0.20.0140.02316.67
7.0.10.0040.02616.73
7.0.00.0030.04216.72
5.6.400.0100.01114.11
5.6.390.0060.00914.13
5.6.380.0070.00714.29
5.6.370.0080.00013.99
5.6.360.0000.01214.43
5.6.350.0040.00414.29
5.6.340.0060.00614.34
5.6.330.0030.00613.98
5.6.320.0030.01014.16
5.6.310.0070.00414.32
5.6.300.0060.00614.00
5.6.290.0040.00814.11
5.6.280.0030.02117.66
5.6.270.0060.01214.25
5.6.260.0060.00313.86
5.6.250.0040.00813.95
5.6.240.0110.00314.28
5.6.230.0110.00414.27
5.6.220.0060.00614.13
5.6.210.0060.03717.35
5.6.200.0030.04816.09
5.6.190.0030.02617.25
5.6.180.0250.04517.47
5.6.170.0090.02917.24
5.6.160.0050.03317.39
5.6.150.0080.04716.13
5.6.140.0130.01816.16
5.6.130.0020.02516.17
5.6.120.0100.04017.39
5.6.110.0120.04317.47
5.6.100.0120.03317.61
5.6.90.0070.04117.54
5.6.80.0050.04117.08
5.6.70.0100.00313.95
5.6.60.0040.01114.02
5.6.50.0120.00314.23
5.6.40.0060.01013.97
5.6.30.0070.00713.85
5.6.20.0070.01113.87
5.6.10.0070.01014.10
5.6.00.0140.00013.96
5.5.380.0060.00314.07
5.5.370.0000.01614.14
5.5.360.0040.00413.69
5.5.350.0070.03917.29
5.5.340.0000.02716.00
5.5.330.0000.02817.22
5.5.320.0190.02217.20
5.5.310.0190.01717.38
5.5.300.0030.04315.91
5.5.290.0070.02315.96
5.5.280.0070.02217.42
5.5.270.0000.04017.50
5.5.260.0060.02617.44
5.5.250.0100.04317.32
5.5.240.0110.04417.06
5.5.230.0080.00413.73
5.5.220.0070.00714.16
5.5.210.0090.00313.79
5.5.200.0070.01014.00
5.5.190.0070.01013.83
5.5.180.0030.01314.20
5.5.170.0090.00613.70
5.5.160.0000.01113.82
5.5.150.0000.00913.73
5.5.140.0060.00613.89
5.5.130.0070.00714.13
5.5.120.0030.01414.03
5.5.110.0000.01414.19
5.5.100.0100.01014.21
5.5.90.0090.00914.12
5.5.80.0000.01814.34
5.5.70.0120.00614.08
5.5.60.0070.00413.77
5.5.50.0000.00913.71
5.5.40.0040.00814.11
5.5.30.0030.00614.33
5.5.20.0000.00813.73
5.5.10.0060.01013.81
5.5.00.0060.00814.20

preferences:
60.63 ms | 400 KiB | 5 Q