3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Bar { public function test() { return "Bar"; } } class BarX extends Bar { public function test() { return "BarX"; } } class A { public function foo(): Bar { //some ops $bar = new Bar; return $bar; //'Bar' object } } class B extends A { public function foo(): Bar { $barX = new BarX; return $barX; //'BarX' object } } $t = new B; echo $t->foo()->test();

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)
8.3.60.0070.01318.56
8.3.50.0100.00316.36
8.3.40.0120.00318.71
8.3.30.0000.01518.67
8.3.20.0040.00420.34
8.3.10.0040.00421.64
8.3.00.0000.00820.77
8.2.180.0150.00018.16
8.2.170.0130.00722.96
8.2.160.0090.00622.09
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0070.00022.21
8.2.120.0040.00426.35
8.2.110.0070.00422.25
8.2.100.0030.00917.84
8.2.90.0000.00819.20
8.2.80.0050.00317.97
8.2.70.0000.00817.63
8.2.60.0000.00817.93
8.2.50.0030.00518.10
8.2.40.0040.00420.66
8.2.30.0000.00819.18
8.2.20.0000.00818.04
8.2.10.0020.00517.90
8.2.00.0000.00717.91
8.1.280.0120.00625.92
8.1.270.0040.00423.79
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0080.00023.97
8.1.230.0100.00022.25
8.1.220.0080.00017.78
8.1.210.0060.00318.77
8.1.200.0100.00016.99
8.1.190.0080.00017.25
8.1.180.0040.00418.10
8.1.170.0050.00318.58
8.1.160.0000.00719.01
8.1.150.0040.00418.82
8.1.140.0000.00819.54
8.1.130.0040.00418.82
8.1.120.0030.00717.43
8.1.110.0080.00017.28
8.1.100.0040.00417.34
8.1.90.0080.00017.46
8.1.80.0040.00417.37
8.1.70.0000.00717.33
8.1.60.0030.00517.50
8.1.50.0080.00017.40
8.1.40.0040.00417.46
8.1.30.0000.00817.62
8.1.20.0040.00417.66
8.1.10.0000.00717.57
8.1.00.0030.00517.46
8.0.300.0030.00618.77
8.0.290.0040.00416.63
8.0.280.0030.00318.42
8.0.270.0000.00717.26
8.0.260.0070.00016.77
8.0.250.0000.00616.84
8.0.240.0080.00016.77
8.0.230.0030.00316.80
8.0.220.0030.00416.81
8.0.210.0040.00416.72
8.0.200.0000.00616.82
8.0.190.0090.00016.86
8.0.180.0000.00716.77
8.0.170.0000.00716.88
8.0.160.0040.00416.77
8.0.150.0030.00616.66
8.0.140.0040.00416.84
8.0.130.0060.00313.11
8.0.120.0080.00016.68
8.0.110.0040.00416.84
8.0.100.0030.00516.83
8.0.90.0050.00316.68
8.0.80.0040.01216.83
8.0.70.0040.00416.84
8.0.60.0040.00416.70
8.0.50.0040.00416.80
8.0.30.0100.00917.00
8.0.20.0090.01017.40
8.0.10.0000.00716.82
8.0.00.0130.01016.80
7.4.330.0000.00515.55
7.4.320.0000.00716.52
7.4.300.0030.00316.49
7.4.290.0080.00016.51
7.4.280.0000.00816.48
7.4.270.0070.00016.52
7.4.260.0060.00316.56
7.4.250.0000.00816.57
7.4.240.0040.00216.59
7.4.230.0000.00716.43
7.4.220.0340.00416.50
7.4.210.0100.00316.64
7.4.200.0000.00716.50
7.4.160.0070.01116.51
7.4.150.0090.00917.40
7.4.140.0100.00817.86
7.4.130.0180.00616.41
7.4.120.0100.00916.45
7.4.110.0080.01616.50
7.4.100.0120.01216.39
7.4.90.0170.00016.66
7.4.80.0060.01019.39
7.4.70.0130.00516.57
7.4.60.0130.00616.51
7.4.50.0070.00716.48
7.4.40.0270.03016.54
7.4.30.0090.01316.59
7.4.00.0100.00714.85
7.3.330.0000.00613.18
7.3.320.0030.00213.25
7.3.310.0000.00716.17
7.3.300.0000.00616.28
7.3.290.0070.01116.23
7.3.280.0090.00616.19
7.3.270.0160.00017.40
7.3.260.0080.01116.29
7.3.250.0100.01116.31
7.3.240.0060.01116.39
7.3.230.0110.00616.46
7.3.210.0110.00716.22
7.3.200.0130.00316.39
7.3.190.0100.01016.20
7.3.180.0100.00616.51
7.3.170.0030.01316.40
7.3.160.0060.00916.24
7.3.120.0080.00914.70
7.3.110.0060.00914.54
7.3.100.0050.00814.76
7.3.90.0090.00714.64
7.3.80.0090.00414.71
7.3.70.0070.00814.80
7.3.60.0020.01214.78
7.3.50.0060.00714.70
7.3.40.0080.00614.70
7.3.30.0060.01114.52
7.3.20.0070.00716.63
7.3.10.0020.01316.68
7.3.00.0020.01216.56
7.2.330.0090.00916.68
7.2.320.0080.01416.78
7.2.310.0090.00916.35
7.2.300.0100.00716.67
7.2.290.0100.00716.73
7.2.250.0040.01514.82
7.2.240.0040.01215.11
7.2.230.0080.00614.94
7.2.220.0050.01014.99
7.2.210.0020.01214.84
7.2.200.0030.01414.97
7.2.190.0010.01314.79
7.2.180.0080.00514.90
7.2.170.0060.01015.04
7.2.160.0070.00415.09
7.2.150.0040.01416.74
7.2.140.0070.01016.98
7.2.130.0040.01416.61
7.2.120.0080.00416.80
7.2.110.0060.01016.81
7.2.100.0000.01316.63
7.2.90.0070.00717.07
7.2.80.0100.00716.77
7.2.70.0070.00716.82
7.2.60.0070.00816.66
7.2.50.0040.01416.79
7.2.40.0060.00916.69
7.2.30.0100.00316.74
7.2.20.0160.00016.89
7.2.10.0060.00616.82
7.2.00.0060.00918.01
7.1.330.0050.00915.70
7.1.320.0010.01315.75
7.1.310.0080.00615.68
7.1.300.0060.00615.73
7.1.290.0050.01015.74
7.1.280.0040.01115.64
7.1.270.0060.00715.82
7.1.260.0050.01015.61
7.1.250.0060.00915.72
7.1.200.0090.00315.52
7.1.100.0000.01317.84
7.1.70.0030.00316.80
7.1.60.0570.01733.30
7.1.50.0300.02032.91
7.1.40.0330.02032.45
7.1.30.0300.01732.44
7.1.20.0400.01732.41
7.1.10.0130.01714.69
7.1.00.0300.00014.76
7.0.200.0230.00714.87
7.0.190.0270.00714.88
7.0.180.0330.00014.40
7.0.170.0200.01314.36
7.0.160.0230.00714.48
7.0.150.0200.01314.48
7.0.140.0270.00714.63
7.0.130.0200.01014.50
7.0.120.0870.00314.50
7.0.110.0270.00714.29
7.0.100.0270.01014.63
7.0.90.0330.01014.43
7.0.80.0430.01014.59
7.0.70.0430.01314.43
7.0.60.0230.01314.36
7.0.50.0330.01714.35
7.0.40.0300.00714.70
7.0.30.0430.01014.68
7.0.20.0300.01714.49
7.0.10.0200.01014.39
7.0.00.0270.00714.22

preferences:
39.92 ms | 400 KiB | 5 Q