3v4l.org

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

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)
8.3.60.0140.00418.29
8.3.50.0080.01021.05
8.3.40.0070.00718.67
8.3.30.0090.00618.85
8.3.20.0000.00820.09
8.3.10.0040.00421.60
8.3.00.0040.00423.36
8.2.180.0060.01216.48
8.2.170.0100.00722.96
8.2.160.0040.01120.35
8.2.150.0110.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00819.66
8.2.120.0000.00726.35
8.2.110.0030.00621.98
8.2.100.0090.00318.04
8.2.90.0000.00819.05
8.2.80.0000.00817.97
8.2.70.0060.00317.38
8.2.60.0000.00817.68
8.2.50.0080.00018.07
8.2.40.0080.00022.07
8.2.30.0040.00419.54
8.2.20.0000.00717.67
8.2.10.0040.00418.04
8.2.00.0050.00318.02
8.1.280.0140.00725.92
8.1.270.0070.00723.91
8.1.260.0070.00028.09
8.1.250.0040.00428.09
8.1.240.0090.00923.84
8.1.230.0040.00719.18
8.1.220.0060.00317.78
8.1.210.0040.00418.77
8.1.200.0030.00617.36
8.1.190.0000.00917.23
8.1.180.0030.00618.10
8.1.170.0000.00818.46
8.1.160.0030.00520.66
8.1.150.0000.00718.89
8.1.140.0080.00019.54
8.1.130.0000.00817.63
8.1.120.0000.00717.45
8.1.110.0040.00417.49
8.1.100.0080.00017.35
8.1.90.0030.00417.46
8.1.80.0030.00517.38
8.1.70.0020.00517.43
8.1.60.0040.00417.46
8.1.50.0100.00017.40
8.1.40.0000.00817.48
8.1.30.0040.00417.64
8.1.20.0000.00817.71
8.1.10.0050.00317.59
8.1.00.0070.00017.52
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0070.00018.35
8.0.270.0040.00417.26
8.0.260.0030.00317.15
8.0.250.0060.00316.99
8.0.240.0030.00316.99
8.0.230.0000.00716.95
8.0.220.0060.00316.78
8.0.210.0070.00016.79
8.0.200.0030.00316.98
8.0.190.0030.00616.97
8.0.180.0000.00716.91
8.0.170.0000.00916.91
8.0.160.0040.00416.88
8.0.150.0000.00716.80
8.0.140.0070.00916.72
8.0.130.0000.00613.35
8.0.120.0040.00416.81
8.0.110.0090.00016.88
8.0.100.0040.00416.77
8.0.90.0030.00316.93
8.0.80.0090.00616.82
8.0.70.0050.00216.87
8.0.60.0070.00016.89
8.0.50.0040.00416.84
8.0.30.0150.00317.17
8.0.20.0160.00617.40
8.0.10.0080.00016.82
8.0.00.0110.00916.69
7.4.330.0060.00016.84
7.4.320.0000.00616.64
7.4.300.0050.00316.39
7.4.290.0000.00816.56
7.4.280.0030.00716.50
7.4.270.0000.00616.60
7.4.260.0040.00416.46
7.4.250.0000.00816.47
7.4.240.0020.00616.54
7.4.230.0020.00516.47
7.4.220.0110.01016.52
7.4.210.0030.01216.60
7.4.200.0030.00316.54
7.4.160.0030.01316.54
7.4.150.0100.01017.40
7.4.140.0060.01217.86
7.4.130.0100.00716.58
7.4.120.0070.01216.56
7.4.110.0130.00316.58
7.4.100.0090.00916.60
7.4.90.0110.00716.55
7.4.80.0110.01119.39
7.4.70.0130.00316.66
7.4.60.0130.00316.50
7.4.50.0090.00616.64
7.4.40.0110.01116.42
7.4.30.0160.00616.51
7.4.10.0120.00614.93
7.4.00.0110.00614.88
7.3.330.0060.00013.11
7.3.320.0080.00013.34
7.3.310.0030.00316.21
7.3.300.0000.00616.27
7.3.290.0080.00916.29
7.3.280.0080.01016.27
7.3.270.0120.00617.40
7.3.260.0120.00816.32
7.3.250.0080.00916.36
7.3.240.0080.01116.36
7.3.230.0030.01716.39
7.3.210.0330.02716.56
7.3.200.0060.01116.49
7.3.190.0110.00416.38
7.3.180.0110.00716.56
7.3.170.0060.00916.35
7.3.160.0100.00616.34
7.3.130.0170.00014.70
7.3.120.0100.00314.80
7.3.110.0140.00515.02
7.3.100.0030.01014.62
7.3.90.0040.00914.82
7.3.80.0030.01314.71
7.3.70.0060.00514.71
7.3.60.0090.00514.59
7.3.50.0030.01014.93
7.3.40.0050.01014.64
7.3.30.0060.00614.76
7.3.20.0070.00516.74
7.3.10.0070.00816.66
7.3.00.0050.00816.74
7.2.330.0040.01416.48
7.2.320.0140.00616.42
7.2.310.0110.00616.71
7.2.300.0090.00916.73
7.2.290.0070.01016.59
7.2.260.0080.01114.99
7.2.250.0060.01215.00
7.2.240.0130.00515.00
7.2.230.0080.00714.91
7.2.220.0080.00515.13
7.2.210.0060.00715.22
7.2.200.0050.01115.03
7.2.190.0070.00915.05
7.2.180.0030.01015.02
7.2.170.0110.00515.08
7.2.160.0080.00615.04
7.2.150.0000.01416.98
7.2.140.0000.01116.63
7.2.130.0070.01116.89
7.2.120.0030.01516.75
7.2.110.0100.00016.89
7.2.100.0030.01416.84
7.2.90.0060.01316.77
7.2.80.0110.01116.94
7.2.70.0120.00917.11
7.2.60.0080.00917.03
7.2.50.0050.01316.78
7.2.40.0040.01616.76
7.2.30.0040.01117.07
7.2.20.0130.00017.02
7.2.10.0070.00717.11
7.2.00.0070.00418.06
7.1.330.0050.00815.60
7.1.320.0090.00615.65
7.1.310.0060.00615.87
7.1.300.0070.00515.79
7.1.290.0060.00715.73
7.1.280.0030.01115.54
7.1.270.0020.00915.77
7.1.260.0050.00615.71
7.1.250.0080.00815.78
7.1.240.0090.00315.75
7.1.230.0060.00615.70
7.1.220.0030.00715.72
7.1.210.0090.00015.48
7.1.200.0040.01215.87
7.1.190.0030.01515.61
7.1.180.0000.01415.86
7.1.170.0030.01015.75
7.1.160.0140.00015.59
7.1.150.0040.00815.58
7.1.140.0040.00415.77
7.1.130.0000.01015.75
7.1.120.0090.00315.90
7.1.110.0070.00415.64
7.1.100.0100.00217.01
7.1.90.0030.01015.85
7.1.80.0000.01015.79
7.1.70.0080.00516.48
7.1.60.0100.00717.49
7.1.50.0050.01216.15
7.1.40.0070.00715.84
7.1.30.0090.00315.76
7.1.20.0070.00715.72
7.1.10.0040.00715.74
7.1.00.0100.03519.13
7.0.330.0100.00715.29
7.0.320.0030.01015.09
7.0.310.0030.01015.03
7.0.300.0060.00615.57
7.0.290.0120.00015.34
7.0.280.0030.00715.25
7.0.270.0040.00915.34
7.0.260.0110.00315.14
7.0.250.0080.00415.23
7.0.240.0100.00315.38
7.0.230.0130.00015.32
7.0.220.0080.00415.32
7.0.210.0040.01115.21
7.0.200.0030.00916.17
7.0.190.0100.00715.41
7.0.180.0000.00915.48
7.0.170.0070.00315.54
7.0.160.0030.01215.52
7.0.150.0080.00415.38
7.0.140.0060.00615.27
7.0.130.0100.00315.32
7.0.120.0040.00715.29
7.0.110.0000.01215.46
7.0.100.0060.00615.20
7.0.90.0040.01115.21
7.0.80.0070.01015.17
7.0.70.0030.00715.15
7.0.60.0170.04718.54
7.0.50.0050.03016.63
7.0.40.0080.04016.85
7.0.30.0150.03116.65
7.0.20.0150.02416.80
7.0.10.0080.04716.66
7.0.00.0080.02516.80
5.6.400.0030.00613.93
5.6.390.0060.00914.14
5.6.380.0040.01114.31
5.6.370.0090.00614.52
5.6.360.0040.00714.41
5.6.350.0000.01014.08
5.6.340.0110.00313.98
5.6.330.0060.01213.81
5.6.320.0030.01213.93
5.6.310.0090.00614.13
5.6.300.0070.00714.27
5.6.290.0140.00314.28
5.6.280.0050.03517.67
5.6.270.0000.01414.41
5.6.260.0110.00314.24
5.6.250.0030.00914.29
5.6.240.0090.00314.09
5.6.230.0060.00913.89
5.6.220.0040.01114.05
5.6.210.0050.03217.37
5.6.200.0060.03016.17
5.6.190.0030.02517.41
5.6.180.0280.04517.31
5.6.170.0150.02617.39
5.6.160.0060.04617.40
5.6.150.0100.04016.13
5.6.140.0050.02416.27
5.6.130.0050.02416.04
5.6.120.0050.04017.61
5.6.110.0050.04817.45
5.6.100.0030.04917.50
5.6.90.0060.02417.66
5.6.80.0040.03917.20
5.6.70.0000.00913.93
5.6.60.0040.00813.89
5.6.50.0030.00914.12
5.6.40.0030.00613.87
5.6.30.0100.00713.91
5.6.20.0100.00714.05
5.6.10.0060.00614.23
5.6.00.0060.00314.10
5.5.380.0040.01014.02
5.5.370.0070.00713.74
5.5.360.0070.01114.25
5.5.350.0140.03817.18
5.5.340.0070.04315.92
5.5.330.0070.03017.29
5.5.320.0300.04617.01
5.5.310.0220.03917.28
5.5.300.0030.02315.88
5.5.290.0090.03816.03
5.5.280.0070.02017.31
5.5.270.0100.04317.39
5.5.260.0110.02117.47
5.5.250.0050.04517.37
5.5.240.0130.03017.02
5.5.230.0040.01113.64
5.5.220.0110.00314.07
5.5.210.0040.00414.06
5.5.200.0030.01013.99
5.5.190.0040.00413.73
5.5.180.0040.01114.17
5.5.170.0040.01213.55
5.5.160.0030.00613.90
5.5.150.0040.00414.00
5.5.140.0100.00413.88
5.5.130.0090.00613.73
5.5.120.0060.00313.84
5.5.110.0060.00913.84
5.5.100.0090.00613.58
5.5.90.0040.01113.76
5.5.80.0100.00014.05
5.5.70.0000.01313.86
5.5.60.0100.00313.87
5.5.50.0030.00613.79
5.5.40.0000.01013.92
5.5.30.0030.01313.95
5.5.20.0030.00814.19
5.5.10.0140.00013.79
5.5.00.0050.00813.70

preferences:
58.28 ms | 401 KiB | 5 Q