3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Bar { function do_bar() { echo __METHOD__, "\n"; } } class Foo { function &do_foo() { $bar = new Bar(); return $bar; } } $foo = new Foo(); $foo->do_foo()->do_bar();

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)
8.3.60.0110.00416.50
8.3.50.0180.00816.35
8.3.40.0070.00718.42
8.3.30.0160.00018.55
8.3.20.0040.00418.48
8.3.10.0080.00020.53
8.3.00.0090.00019.02
8.2.180.0110.00418.31
8.2.170.0110.00422.96
8.2.160.0070.00721.20
8.2.150.0040.00424.18
8.2.140.0090.00624.66
8.2.130.0080.00026.16
8.2.120.0040.00420.91
8.2.110.0000.00920.98
8.2.100.0000.01117.72
8.2.90.0000.01019.41
8.2.80.0000.00819.40
8.2.70.0000.00817.46
8.2.60.0040.00418.03
8.2.50.0100.00018.07
8.2.40.0040.00418.09
8.2.30.0040.00417.90
8.2.20.0040.00417.47
8.2.10.0000.00717.66
8.2.00.0020.00517.68
8.1.280.0120.00325.92
8.1.270.0040.00424.66
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0040.00720.61
8.1.230.0040.00721.03
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0000.01117.35
8.1.190.0030.00517.39
8.1.180.0040.00418.10
8.1.170.0080.00018.84
8.1.160.0070.00018.89
8.1.150.0040.00418.53
8.1.140.0030.00517.27
8.1.130.0040.00417.75
8.1.120.0060.00317.45
8.1.110.0000.00717.32
8.1.100.0030.00317.35
8.1.90.0000.00717.45
8.1.80.0000.00717.39
8.1.70.0040.00417.33
8.1.60.0030.00517.56
8.1.50.0000.00717.35
8.1.40.0040.00417.39
8.1.30.0040.00417.62
8.1.20.0000.00817.50
8.1.10.0080.00017.45
8.1.00.0000.00817.43
8.0.300.0040.00419.94
8.0.290.0040.00416.75
8.0.280.0030.00318.34
8.0.270.0070.00017.31
8.0.260.0030.00316.86
8.0.250.0070.00016.82
8.0.240.0050.00316.88
8.0.230.0050.00216.93
8.0.220.0040.00416.88
8.0.210.0030.00316.73
8.0.200.0040.00416.90
8.0.190.0080.00016.79
8.0.180.0050.00316.85
8.0.170.0030.00616.75
8.0.160.0000.00716.86
8.0.150.0030.00616.84
8.0.140.0000.00916.84
8.0.130.0030.00313.22
8.0.120.0040.00416.80
8.0.110.0000.00816.76
8.0.100.0000.00716.64
8.0.90.0040.00416.70
8.0.80.0070.00716.86
8.0.70.0000.00816.61
8.0.60.0070.00016.80
8.0.50.0050.00316.68
8.0.30.0090.01317.16
8.0.20.0090.01017.26
8.0.10.0040.00416.74
8.0.00.0070.01216.65
7.4.330.0000.00712.93
7.4.320.0000.00616.32
7.4.300.0000.00616.57
7.4.290.0080.00016.58
7.4.280.0040.00416.57
7.4.270.0000.00616.38
7.4.260.0000.00513.20
7.4.250.0040.00416.54
7.4.240.0030.00616.57
7.4.230.0030.00316.32
7.4.220.0110.00616.70
7.4.210.0120.00316.57
7.4.200.0050.00216.53
7.4.190.0030.00716.41
7.4.160.0090.00616.54
7.4.150.0070.01016.51
7.4.140.0100.00816.51
7.4.130.0090.00816.50
7.4.120.0120.00916.48
7.4.110.0110.00816.64
7.4.100.0040.01316.55
7.4.90.0160.00616.41
7.4.80.0090.01219.39
7.4.70.0160.00616.50
7.4.60.0060.01216.40
7.4.50.0080.00416.53
7.4.40.0080.00316.45
7.4.30.0080.00816.42
7.4.00.0060.00614.68
7.3.330.0050.00213.05
7.3.320.0030.00313.30
7.3.310.0050.00216.34
7.3.300.0000.00716.14
7.3.290.0100.00916.21
7.3.280.0090.00816.23
7.3.270.0110.00616.13
7.3.260.0030.01416.15
7.3.250.0140.00816.38
7.3.240.0130.00616.32
7.3.230.0130.00416.20
7.3.210.0100.00716.30
7.3.200.0060.01016.57
7.3.190.0120.00916.34
7.3.180.0060.00916.45
7.3.170.0090.00916.51
7.3.160.0120.00316.32
7.3.120.0070.00714.75
7.3.10.0040.01216.25
7.3.00.0000.01016.64
7.2.330.0170.00616.68
7.2.320.0170.00316.36
7.2.310.0020.02116.77
7.2.300.0120.00916.48
7.2.290.0100.00616.69
7.2.130.0090.00616.82
7.2.120.0060.00616.86
7.2.110.0090.00616.80
7.2.100.0030.01017.03
7.2.90.0040.01116.78
7.2.80.0090.00616.84
7.2.70.0070.00717.02
7.2.60.0050.00316.83
7.2.50.0070.00716.63
7.2.40.0000.01816.80
7.2.30.0070.00316.61
7.2.20.0040.01217.04
7.2.10.0060.01216.90
7.2.00.0030.00616.58
7.1.250.0030.00715.79
7.1.200.0060.00315.65
7.1.100.0070.00717.63
7.1.70.0050.00516.73
7.1.60.0090.00317.25
7.1.50.0120.00316.90
7.1.00.0000.06322.32
7.0.200.0160.00016.74
7.0.140.0000.07721.90
7.0.120.0100.06022.04
7.0.60.0070.05719.93
7.0.50.0100.07717.81
7.0.40.0070.08720.05
7.0.30.0130.04720.09
7.0.20.0170.04320.20
7.0.10.0270.06320.23
7.0.00.0000.04720.22
5.6.280.0000.07321.02
5.6.210.0100.07320.75
5.6.200.0130.07718.28
5.6.190.0170.08020.48
5.6.180.0330.08720.61
5.6.170.0400.06320.57
5.6.160.0200.07020.55
5.6.150.0130.07718.15
5.6.140.0030.08718.15
5.6.130.0100.07018.28
5.6.120.0070.04721.08
5.6.110.0200.06721.11
5.6.100.0130.04021.05
5.6.90.0000.05021.08
5.6.80.0070.03720.53
5.6.70.0200.06320.43
5.5.350.0270.05720.43
5.5.340.0200.06718.09
5.5.330.0070.08320.47
5.5.320.0230.08320.57
5.5.310.0300.07320.39
5.5.300.0100.07317.98
5.5.290.0030.04018.03
5.5.280.0030.06020.76
5.5.270.0130.08020.65
5.5.260.0130.06020.79
5.5.250.0000.04720.61
5.5.240.0130.06720.29
5.4.450.0070.04019.44
5.4.440.0030.08019.47
5.4.430.0000.06319.25
5.4.420.0030.08019.40
5.4.410.0100.04719.44
5.4.400.0100.06319.25
5.4.390.0070.08719.25
5.4.380.0030.05019.00
5.4.370.0130.04718.88
5.4.360.0070.04719.24
5.4.350.0070.06319.24
5.4.340.0170.04318.98
5.4.320.0130.07018.98
5.4.310.0030.07718.86
5.4.300.0000.05318.85
5.4.290.0100.06019.23
5.4.280.0070.08019.16
5.4.270.0130.06319.07
5.4.260.0070.05718.91
5.4.250.0030.04719.14
5.4.240.0270.06019.07
5.4.230.0130.07018.85
5.4.220.0070.07719.24
5.4.210.0070.08019.15
5.4.200.0130.06718.84
5.4.190.0100.07019.12
5.4.180.0030.08319.20
5.4.170.0170.06318.84
5.4.160.0100.07718.95
5.4.150.0100.06719.12
5.4.140.0030.06016.39
5.4.130.0130.03716.45
5.4.120.0030.04316.59
5.4.110.0100.05716.58
5.4.100.0000.06316.46
5.4.90.0070.05716.33
5.4.80.0070.06016.46
5.4.30.0030.08016.62
5.4.20.0030.07316.27
5.4.10.0070.07716.31
5.4.00.0070.04316.00
5.3.290.0070.04314.74
5.3.280.0030.08714.59
5.3.270.0100.05314.65
5.3.260.0070.07714.52
5.3.250.0100.07714.49
5.3.240.0130.07714.62
5.3.230.0000.08314.63
5.3.220.0030.06014.57
5.3.210.0070.06014.60
5.3.200.0170.06714.60
5.3.190.0170.06314.57
5.3.180.0030.07314.62
5.3.170.0130.06714.63
5.3.130.0070.08014.57
5.3.120.0030.05014.70
5.3.110.0130.07714.55
5.3.100.0100.04714.18
5.3.90.0200.03314.08
5.3.80.0070.05013.95
5.3.70.0070.04314.02
5.3.60.0070.07713.89
5.3.50.0030.05314.03
5.3.40.0000.06713.95
5.3.30.0030.04713.94
5.3.20.0100.03313.68
5.3.10.0030.03313.60
5.3.00.0070.03713.66
5.2.170.0070.03711.19
5.2.160.0100.05011.32
5.2.150.0030.05311.16
5.2.140.0030.03011.11
5.2.130.0030.02711.11
5.2.120.0030.03311.12
5.2.110.0030.02711.07
5.2.100.0000.03311.11
5.2.90.0000.03311.03
5.2.80.0000.03311.06
5.2.70.0030.03011.09
5.2.60.0000.03011.05
5.2.50.0030.02710.98
5.2.40.0000.03011.15
5.2.30.0030.02710.86
5.2.20.0030.03311.11
5.2.10.0030.02711.02
5.2.00.0000.03010.80
5.1.60.0000.02310.02
5.1.50.0070.02310.02
5.1.40.0070.0209.96
5.1.30.0070.02010.30
5.1.20.0130.02010.34
5.1.10.0030.02310.11
5.1.00.0000.03010.03
5.0.50.0070.0138.70
5.0.40.0000.0208.70
5.0.30.0000.0308.70
5.0.20.0070.0138.70
5.0.10.0030.0178.70
5.0.00.0000.0308.70
4.4.90.0000.0178.70
4.4.80.0030.0138.70
4.4.70.0000.0178.70
4.4.60.0000.0178.70
4.4.50.0030.0138.70
4.4.40.0000.0238.70
4.4.30.0030.0138.70
4.4.20.0030.0138.70
4.4.10.0000.0178.70
4.4.00.0030.0208.70
4.3.110.0000.0338.70
4.3.100.0000.0178.70
4.3.90.0000.0178.70
4.3.80.0000.0238.70
4.3.70.0000.0138.70
4.3.60.0030.0138.70
4.3.50.0000.0178.70
4.3.40.0000.0238.70
4.3.30.0000.0178.70
4.3.20.0000.0178.70
4.3.10.0030.0138.70
4.3.00.0030.0138.70

preferences:
37.02 ms | 401 KiB | 5 Q