3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Test; abstract class BaseTest { public function toFloat() { return 0.0; } public function equals($value) { return $value instanceof static; } } class Test extends BaseTest { } class Test2 extends BaseTest { public function toFloat($useOne = false) { return $useOne ? 1.0 : 0.0; } } $a = new Test(); $b = new Test(); $c = new Test2(); var_dump(Test::class); var_dump(class_basename(Test::class));

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)
8.3.70.0100.00318.52
8.3.60.0000.01518.56
8.3.50.0040.01518.12
8.3.40.0160.00018.84
8.3.30.0060.00918.67
8.3.20.0050.00221.60
8.3.10.0080.00023.61
8.3.00.0030.00621.27
8.2.190.0160.00616.58
8.2.180.0040.01116.49
8.2.170.0110.00422.96
8.2.160.0110.00320.47
8.2.150.0080.00024.18
8.2.140.0000.00724.66
8.2.130.0050.00320.52
8.2.120.0080.00026.35
8.2.110.0030.00621.01
8.2.100.0070.00317.84
8.2.90.0000.00818.22
8.2.80.0000.00818.22
8.2.70.0090.00017.80
8.2.60.0060.00317.63
8.2.50.0030.00518.16
8.2.40.0040.00422.15
8.2.30.0070.00019.48
8.2.20.0040.00417.99
8.2.10.0040.00417.75
8.2.00.0050.00218.05
8.1.280.0070.01025.92
8.1.270.0000.00822.23
8.1.260.0110.00726.35
8.1.250.0110.00428.09
8.1.240.0090.00022.71
8.1.230.0040.00722.75
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0000.00817.22
8.1.190.0030.00617.22
8.1.180.0000.00918.10
8.1.170.0000.00818.53
8.1.160.0070.00018.84
8.1.150.0040.00420.28
8.1.140.0040.00417.57
8.1.130.0030.00319.01
8.1.120.0000.00817.43
8.1.110.0000.00717.29
8.1.100.0040.00417.45
8.1.90.0000.01117.44
8.1.80.0070.00017.41
8.1.70.0000.00717.43
8.1.60.0030.00717.54
8.1.50.0080.00017.42
8.1.40.0000.00817.50
8.1.30.0040.00417.70
8.1.20.0050.00317.56
8.1.10.0040.00417.55
8.1.00.0040.00717.52
8.0.300.0000.00819.63
8.0.290.0060.00316.63
8.0.280.0040.00418.27
8.0.270.0000.00717.20
8.0.260.0070.00016.89
8.0.250.0000.00716.96
8.0.240.0030.00316.96
8.0.230.0040.00416.93
8.0.220.0080.00016.86
8.0.210.0030.00316.88
8.0.200.0000.00716.92
8.0.190.0070.00016.94
8.0.180.0040.00416.97
8.0.170.0090.00016.85
8.0.160.0000.00716.94
8.0.150.0040.00416.79
8.0.140.0040.00416.74
8.0.130.0000.00513.30
8.0.120.0050.00216.92
8.0.110.0000.00716.95
8.0.100.0030.00516.80
8.0.90.0000.00716.87
8.0.80.0070.01516.85
8.0.70.0040.00416.83
8.0.60.0040.00416.96
8.0.50.0000.00716.94
8.0.30.0130.00517.18
8.0.20.0090.01017.40
8.0.10.0050.00216.84
8.0.00.0100.00816.83
7.4.330.0050.00015.55
7.4.320.0030.00316.53
7.4.300.0000.00616.40
7.4.290.0030.00316.45
7.4.280.0040.00416.60
7.4.270.0080.00016.37
7.4.260.0080.00016.58
7.4.250.0070.00016.33
7.4.240.0070.00016.61
7.4.230.0000.00716.63
7.4.220.0000.00716.69
7.4.210.0060.01416.64
7.4.200.0040.00416.52
7.4.160.0050.01416.50
7.4.140.0120.01117.86
7.4.130.0080.00816.44
7.4.120.0110.00816.60
7.4.110.0160.00016.36
7.4.100.0100.00716.50
7.4.90.0060.01216.60
7.4.80.0100.00619.39
7.4.70.0070.01616.36
7.4.60.0100.00716.46
7.4.50.0060.00916.23
7.4.40.0100.00616.61
7.4.00.0080.00814.82
7.3.330.0000.00513.11
7.3.320.0030.00313.16
7.3.310.0030.00316.11
7.3.300.0030.00316.34
7.3.290.0100.00616.26
7.3.280.0070.00916.22
7.3.260.0100.01016.29
7.3.250.0110.00716.42
7.3.240.0110.00816.36
7.3.230.0090.00916.54
7.3.210.0090.00616.48
7.3.200.0030.01316.28
7.3.190.0030.01316.32
7.3.180.0060.01016.46
7.3.170.0130.00316.30
7.3.160.0120.00416.54
7.3.120.0100.00714.82
7.3.110.0160.00315.03
7.3.100.0000.01515.07
7.3.90.0000.01414.69
7.3.80.0030.00614.73
7.3.70.0060.00614.77
7.3.60.0110.00314.52
7.3.50.0070.00714.83
7.3.40.0060.00314.60
7.3.30.0030.01014.75
7.3.20.0110.00416.66
7.3.10.0080.00616.61
7.3.00.0000.01116.66
7.2.330.0090.00916.39
7.2.320.0150.00616.37
7.2.310.0030.01416.52
7.2.300.0030.01316.35
7.2.290.0080.01616.31
7.2.250.0070.01014.61
7.2.240.0160.00315.05
7.2.230.0080.00814.97
7.2.220.0100.00014.63
7.2.210.0030.01314.85
7.2.200.0000.01615.00
7.2.190.0070.00314.78
7.2.180.0060.00915.15
7.2.170.0030.01015.08
7.2.110.0180.01216.25
7.2.60.0070.00716.62
7.2.30.0110.01218.07
7.2.20.0140.01317.61
7.2.10.0140.00817.73
7.2.00.0330.01817.76
7.1.330.0100.00315.71
7.1.320.0030.01315.62
7.1.310.0090.00615.91
7.1.300.0030.01315.71
7.1.290.0060.00915.68
7.1.280.0030.00615.70
7.1.270.0030.00915.66
7.1.260.0110.00415.74
7.1.200.0040.00715.71
7.1.150.0100.00916.85
7.1.140.0100.01016.36
7.1.130.0110.00816.60
7.1.120.0130.00916.55
7.1.110.0130.01615.82
7.1.100.0090.01216.07
7.1.90.0110.00715.77
7.1.80.0100.00816.04
7.1.70.0050.01314.92
7.1.60.0290.01033.12
7.1.50.0280.01332.92
7.1.40.0350.01432.50
7.1.30.0250.01432.54
7.1.20.0360.01632.58
7.1.10.0120.00714.55
7.1.00.0130.01114.60

preferences:
61.22 ms | 401 KiB | 5 Q