3v4l.org

run code in 300+ PHP versions simultaneously
<?php spl_autoload_register(function($class){ if ($class === 'A') { eval("class A { }"); } }); class B extends A { } print_r(array_reverse(get_declared_classes()));

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)
8.3.60.0150.00718.43
8.3.50.0040.01117.98
8.3.40.0070.00718.67
8.3.30.0140.00018.90
8.3.20.0080.00020.85
8.3.10.0080.00020.29
8.3.00.0060.00322.45
8.2.180.0070.01116.50
8.2.170.0100.00322.96
8.2.160.0070.00722.30
8.2.150.0030.00524.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0000.00720.35
8.2.110.0060.00322.25
8.2.100.0070.00418.03
8.2.90.0040.00419.23
8.2.80.0030.00617.97
8.2.70.0040.00417.38
8.2.60.0040.00417.63
8.2.50.0030.00618.10
8.2.40.0080.00019.50
8.2.30.0030.00519.21
8.2.20.0000.00717.95
8.2.10.0030.00518.86
8.2.00.0040.00419.29
8.1.280.0090.00625.92
8.1.270.0040.00420.58
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00322.14
8.1.230.0080.00317.83
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0000.00817.36
8.1.190.0080.00017.53
8.1.180.0060.00318.10
8.1.170.0090.00018.62
8.1.160.0000.00719.00
8.1.150.0070.00018.84
8.1.140.0000.00718.78
8.1.130.0000.00720.16
8.1.120.0040.00417.31
8.1.110.0050.00317.33
8.1.100.0040.00417.36
8.1.90.0030.00617.43
8.1.80.0000.00717.41
8.1.70.0040.00417.31
8.1.60.0090.00017.56
8.1.50.0040.00417.34
8.1.40.0040.00417.48
8.1.30.0040.00417.55
8.1.20.0030.00617.43
8.1.10.0080.00017.41
8.1.00.0000.00817.43
8.0.300.0040.00418.77
8.0.290.0060.00316.75
8.0.280.0000.00718.38
8.0.270.0000.00917.32
8.0.260.0000.00619.99
8.0.250.0070.00316.94
8.0.240.0070.00017.00
8.0.230.0030.00516.92
8.0.220.0050.00316.80
8.0.210.0000.00716.81
8.0.200.0030.00316.97
8.0.190.0030.00316.95
8.0.180.0030.00716.83
8.0.170.0040.00416.98
8.0.160.0050.00216.79
8.0.150.0000.00716.88
8.0.140.0030.00316.75
8.0.130.0000.00613.33
8.0.120.0000.00716.78
8.0.110.0030.00316.85
8.0.100.0040.00416.79
8.0.90.0030.00616.97
8.0.80.0070.01416.92
8.0.70.0000.00716.84
8.0.60.0000.00716.77
8.0.50.0000.00816.96
8.0.30.0090.00917.20
8.0.20.0080.01216.86
8.0.10.0000.00716.86
8.0.00.0030.01716.57
7.4.330.0000.00615.55
7.4.320.0030.00316.62
7.4.300.0030.00316.52
7.4.290.0030.00516.46
7.4.280.0040.00416.52
7.4.270.0050.00316.41
7.4.260.0050.00013.25
7.4.250.0040.00416.57
7.4.240.0060.00216.53
7.4.230.0040.00416.71
7.4.220.0050.00216.47
7.4.210.0060.01216.64
7.4.200.0030.00316.59
7.4.130.0070.01016.38
7.4.120.0130.01016.48
7.4.110.0070.01116.52
7.4.100.0110.00616.61
7.4.90.0140.00316.49
7.4.80.0140.00319.39
7.4.70.0060.01016.43
7.4.60.0000.01616.29
7.4.50.0070.01116.43
7.4.40.0000.02116.61
7.4.00.0130.00614.84
7.3.330.0030.00316.27
7.3.320.0050.00013.28
7.3.310.0000.00716.32
7.3.300.0000.00716.31
7.3.290.0050.01216.31
7.3.280.0120.00916.35
7.3.260.0130.00316.58
7.3.230.0130.00316.34
7.3.210.0070.01016.35
7.3.200.0110.00616.32
7.3.190.0110.01116.54
7.3.180.0060.01016.39
7.3.170.0090.00916.34
7.3.160.0030.01316.38
7.3.120.0030.01015.00
7.3.110.0120.00314.73
7.3.100.0080.00414.31
7.3.90.0050.00715.07
7.3.80.0030.01114.78
7.3.70.0080.00614.70
7.3.60.0070.00714.67
7.3.50.0140.00514.84
7.3.40.0110.00314.68
7.3.30.0100.01014.49
7.3.20.0050.00914.89
7.3.10.0110.00314.94
7.3.00.0080.00814.56
7.2.330.0100.00716.64
7.2.320.0000.01616.64
7.2.310.0060.01216.36
7.2.300.0140.00716.64
7.2.290.0150.01016.77
7.2.250.0060.00914.95
7.2.240.0140.00514.82
7.2.230.0050.00815.05
7.2.220.0130.00614.99
7.2.210.0070.00714.82
7.2.200.0070.00715.02
7.2.190.0040.01214.77
7.2.180.0090.00914.84
7.2.170.0100.00515.04
7.2.160.0060.00814.91
7.2.150.0060.00915.08
7.2.140.0050.01015.11
7.2.130.0070.00714.98
7.2.120.0090.00915.24
7.2.110.0060.01214.95
7.2.100.0080.00815.03
7.2.90.0060.01214.88
7.2.80.0130.00615.00
7.2.70.0130.00815.18
7.2.60.0110.00415.10
7.2.50.0030.01114.86
7.2.40.0040.01115.01
7.2.30.0030.01215.19
7.2.20.0060.00914.70
7.2.10.0090.00615.08
7.2.00.0090.00615.20
7.1.330.0030.01213.80
7.1.320.0120.00614.05
7.1.310.0110.00414.00
7.1.300.0000.01313.96
7.1.290.0070.00713.89
7.1.280.0110.00813.82
7.1.270.0070.00713.98
7.1.260.0060.00813.93
7.1.250.0030.01113.85

preferences:
35.01 ms | 400 KiB | 5 Q