3v4l.org

run code in 300+ PHP versions simultaneously
<?php 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(); $c = new Test2(); var_dump($a->toFloat()); var_dump($b->toFloat());

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)
8.3.60.0040.01518.30
8.3.50.0160.00618.15
8.3.40.0150.00018.56
8.3.30.0070.01018.51
8.3.20.0030.00521.94
8.3.10.0040.00423.51
8.3.00.0080.00021.19
8.2.180.0090.00616.52
8.2.170.0080.00822.96
8.2.160.0120.00620.39
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00020.35
8.2.120.0070.00026.35
8.2.110.0030.00621.19
8.2.100.0080.00317.78
8.2.90.0050.00319.35
8.2.80.0000.00818.22
8.2.70.0030.00617.80
8.2.60.0080.00017.63
8.2.50.0040.00418.10
8.2.40.0000.00820.39
8.2.30.0060.00619.43
8.2.20.0000.00817.91
8.2.10.0080.00017.63
8.2.00.0040.00418.07
8.1.280.0140.00325.92
8.1.270.0060.00323.96
8.1.260.0030.00526.35
8.1.250.0080.00028.09
8.1.240.0000.00823.97
8.1.230.0080.00322.80
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0040.00417.23
8.1.190.0060.00317.10
8.1.180.0040.00418.10
8.1.170.0040.00418.53
8.1.160.0050.00318.77
8.1.150.0040.00420.14
8.1.140.0000.00717.63
8.1.130.0000.00718.91
8.1.120.0000.00717.40
8.1.110.0000.00717.29
8.1.100.0040.00417.38
8.1.90.0040.00417.39
8.1.80.0060.00317.34
8.1.70.0070.00017.30
8.1.60.0000.00817.57
8.1.50.0060.00317.42
8.1.40.0000.00817.48
8.1.30.0000.00917.66
8.1.20.0040.00417.66
8.1.10.0080.00017.56
8.1.00.0080.00017.43
8.0.300.0000.00719.71
8.0.290.0040.00416.75
8.0.280.0040.00418.39
8.0.270.0080.00017.16
8.0.260.0030.00316.77
8.0.250.0070.00016.82
8.0.240.0040.00416.86
8.0.230.0030.00316.83
8.0.220.0030.00316.83
8.0.210.0000.00716.85
8.0.200.0000.00716.80
8.0.190.0050.00216.89
8.0.180.0000.00716.75
8.0.170.0040.00416.86
8.0.160.0000.00716.76
8.0.150.0000.00716.77
8.0.140.0040.00416.86
8.0.130.0000.00613.27
8.0.120.0000.00816.81
8.0.110.0040.00416.73
8.0.100.0030.00316.71
8.0.90.0040.00416.77
8.0.80.0110.01116.84
8.0.70.0050.00316.79
8.0.60.0040.00416.86
8.0.50.0040.00416.78
8.0.30.0120.00617.00
8.0.20.0060.01217.40
8.0.10.0000.00716.82
8.0.00.0110.01016.86
7.4.330.0000.00515.55
7.4.320.0030.00316.63
7.4.300.0000.00616.48
7.4.290.0000.00716.57
7.4.280.0080.00016.40
7.4.270.0000.00716.61
7.4.260.0040.00416.41
7.4.250.0060.00316.61
7.4.240.0030.00516.60
7.4.230.0080.00016.55
7.4.220.0060.00316.52
7.4.210.0110.00316.67
7.4.200.0030.00316.40
7.4.160.0110.00716.54
7.4.140.0110.00917.86
7.4.130.0140.00416.35
7.4.120.0080.01016.44
7.4.110.0060.01116.24
7.4.100.0120.00916.45
7.4.90.0120.00616.42
7.4.80.0210.00019.39
7.4.70.0070.01016.45
7.4.60.0120.00316.46
7.4.50.0060.00916.32
7.4.40.0210.00016.61
7.4.00.0030.01315.18
7.3.330.0060.00013.22
7.3.320.0030.00313.11
7.3.310.0050.00216.16
7.3.300.0030.00316.25
7.3.290.0050.01316.19
7.3.280.0070.00916.24
7.3.260.0180.00416.19
7.3.250.0100.00716.34
7.3.240.0080.01016.31
7.3.230.0100.01316.21
7.3.210.0060.01216.36
7.3.200.0100.00616.27
7.3.190.0060.00916.20
7.3.180.0120.00416.44
7.3.170.0070.01016.30
7.3.160.0070.01116.42
7.2.330.0030.01416.73
7.2.320.0120.00616.38
7.2.310.0130.00716.62
7.2.300.0100.00716.73
7.2.290.0090.00916.32
7.2.110.0120.00316.33
7.2.60.0140.00316.94
7.2.30.0190.01517.49
7.2.20.0130.01617.96
7.2.10.0180.01217.61
7.2.00.0120.01217.40
7.1.200.0040.00815.73
7.1.150.0220.00916.75
7.1.140.0180.01016.74
7.1.130.0140.01016.09
7.1.120.0180.01516.38
7.1.110.0210.01316.05
7.1.100.0230.00615.90
7.1.90.0140.00515.91
7.1.80.0130.00715.95
7.1.70.0120.00715.28
7.1.60.0300.00833.12
7.1.50.0840.01032.81
7.1.40.0300.01032.48
7.1.30.0320.01232.63
7.1.20.0270.01732.68
7.1.10.0130.01014.56
7.1.00.0070.01114.66

preferences:
58.66 ms | 401 KiB | 5 Q