3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { public function __construct($p) { echo $p * 3, "\n"; } } $o1 = new Test($a=8); var_dump($a,$o1); // why?

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)
8.3.60.0100.01018.31
8.3.50.0130.01021.14
8.3.40.0150.00018.56
8.3.30.0030.01520.39
8.3.20.0060.00920.00
8.3.10.0140.00322.14
8.3.00.0040.00422.56
8.2.180.0120.00316.37
8.2.170.0120.00322.96
8.2.160.0110.00422.12
8.2.150.0050.00324.18
8.2.140.0030.00524.66
8.2.130.0030.01626.16
8.2.120.0080.00020.69
8.2.110.0090.00019.20
8.2.100.0040.00817.91
8.2.90.0050.00319.22
8.2.80.0030.00617.97
8.2.70.0060.00317.63
8.2.60.0040.00417.89
8.2.50.0060.00318.07
8.2.40.0080.00018.09
8.2.30.0000.00819.49
8.2.20.0000.00717.71
8.2.10.0040.00417.80
8.2.00.0040.00417.67
8.1.280.0140.00325.92
8.1.270.0000.00923.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0000.00922.06
8.1.230.0040.00720.58
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0050.00517.35
8.1.190.0040.00417.51
8.1.180.0060.00318.10
8.1.170.0040.00418.59
8.1.160.0030.00618.70
8.1.150.0040.00418.51
8.1.140.0080.00017.29
8.1.130.0070.00017.81
8.1.120.0080.00017.36
8.1.110.0000.00717.42
8.1.100.0070.00017.38
8.1.90.0000.00717.43
8.1.80.0040.00417.41
8.1.70.0040.00417.34
8.1.60.0000.00917.63
8.1.50.0000.00717.55
8.1.40.0040.00417.53
8.1.30.0050.00317.59
8.1.20.0040.00417.56
8.1.10.0000.00717.50
8.1.00.0030.00517.39
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.44
8.0.270.0070.00017.31
8.0.260.0030.00316.87
8.0.250.0000.00617.00
8.0.240.0050.00316.98
8.0.230.0030.00316.80
8.0.220.0000.00716.87
8.0.210.0100.00016.70
8.0.200.0000.00816.79
8.0.190.0050.00316.91
8.0.180.0000.00816.68
8.0.170.0070.00016.88
8.0.160.0030.00516.88
8.0.150.0000.00716.70
8.0.140.0060.00616.84
8.0.130.0030.00313.27
8.0.120.0040.00416.71
8.0.110.0050.00316.75
8.0.100.0070.00016.75
8.0.90.0040.00416.84
8.0.80.0040.01116.79
8.0.70.0000.00816.84
8.0.60.0050.00316.93
8.0.50.0040.00416.71
8.0.30.0200.00417.28
8.0.20.0120.00817.40
8.0.10.0000.00716.96
8.0.00.0110.00616.78
7.4.330.0050.00016.73
7.4.320.0000.00616.43
7.4.300.0000.00716.57
7.4.290.0060.00316.59
7.4.280.0000.00716.47
7.4.270.0000.00716.60
7.4.260.0060.00013.30
7.4.250.0040.00416.55
7.4.240.0040.00416.47
7.4.230.0070.00016.25
7.4.220.0060.01216.52
7.4.210.0120.00616.55
7.4.200.0040.00416.71
7.4.190.0000.00716.75
7.4.160.0080.00816.65
7.4.150.0110.00717.40
7.4.140.0070.01217.86
7.4.130.0080.01116.59
7.4.120.0080.00916.43
7.4.110.0120.00916.47
7.4.100.0140.00316.45
7.4.90.0070.01016.30
7.4.80.0110.00819.39
7.4.70.0060.01016.52
7.4.60.0030.01316.62
7.4.50.0040.00416.45
7.4.40.0030.00922.77
7.4.30.0090.00616.42
7.4.00.0080.00415.14
7.3.330.0020.00213.07
7.3.320.0050.00013.05
7.3.310.0020.00516.26
7.3.300.0030.00316.25
7.3.290.0100.00316.20
7.3.280.0070.01316.21
7.3.270.0100.01017.40
7.3.260.0070.01016.34
7.3.250.0100.00916.21
7.3.240.0150.00616.28
7.3.230.0060.01016.39
7.3.210.0160.00316.56
7.3.200.0090.00619.39
7.3.190.0160.00016.58
7.3.180.0100.00616.16
7.3.170.0090.01516.53
7.3.160.0110.00616.57
7.3.120.0000.01414.94
7.2.330.0090.00916.70
7.2.320.0140.00316.47
7.2.310.0080.00816.84
7.2.300.0090.00616.52
7.2.290.0070.01316.71
7.2.00.0060.00619.39
7.1.100.0090.00617.94
7.1.70.0000.00717.25
7.1.60.0030.02019.21
7.1.50.0200.01334.82
7.1.00.0030.06022.41
7.0.200.0060.00316.61
7.0.140.0100.06722.18
7.0.100.0330.07319.85
7.0.90.0330.08319.88
7.0.80.0430.08019.88
7.0.70.0130.08320.11
7.0.60.0270.08719.91
7.0.50.0430.07720.27
7.0.40.0200.05720.10
7.0.30.0070.08020.05
7.0.20.0070.08720.00
7.0.10.0030.09320.07
7.0.00.0070.08320.05
5.6.280.0030.07321.04
5.6.250.0100.08020.77
5.6.240.0170.07320.59
5.6.230.0130.08020.62
5.6.220.0130.05320.57
5.6.210.0200.06720.61
5.6.200.0070.05020.98
5.6.190.0070.06721.04
5.6.180.0000.08720.91
5.6.170.0100.07721.12
5.6.160.0100.06321.02
5.6.150.0100.07720.91
5.6.140.0030.04320.98
5.6.130.0030.08721.05
5.6.120.0070.07721.13
5.6.110.0170.07721.12
5.6.100.0030.07721.05
5.6.90.0070.08320.98
5.6.80.0070.05020.29
5.6.70.0100.05720.44
5.6.60.0100.08020.50
5.6.50.0030.07320.29
5.6.40.0070.06020.25
5.6.30.0070.08320.25
5.6.20.0170.06720.48
5.6.10.0070.06720.25
5.6.00.0030.04020.32
5.5.380.0200.07320.37
5.5.370.0170.07320.53
5.5.360.0130.08020.46
5.5.350.0000.05720.41
5.5.340.0070.07020.89
5.5.330.0200.07020.86
5.5.320.0000.04320.68
5.5.310.0100.08020.88
5.5.300.0070.07320.84
5.5.290.0070.05720.85
5.5.280.0170.07020.85
5.5.270.0070.08720.81
5.5.260.0070.07020.68
5.5.250.0200.06720.63
5.5.240.0070.05020.26
5.5.230.0070.07720.15
5.5.220.0100.08019.96
5.5.210.0130.06320.20
5.5.200.0070.07720.23
5.5.190.0070.08320.22
5.5.180.0030.08320.21
5.5.160.0070.07720.09
5.5.150.0070.08020.09
5.5.140.0070.07720.08
5.5.130.0030.08320.10
5.5.120.0100.07320.10
5.5.110.0070.08320.13
5.5.100.0100.07019.96
5.5.90.0000.07719.96
5.5.80.0030.08020.04
5.5.70.0170.07020.02
5.5.60.0100.07320.04
5.5.50.0070.07720.03
5.5.40.0070.06720.01
5.5.30.0100.07720.06
5.5.20.0070.08320.11
5.5.10.0170.06319.93
5.5.00.0070.07020.06
5.4.450.0100.08019.42
5.4.440.0030.08319.42
5.4.430.0030.06319.20
5.4.420.0070.07719.46
5.4.410.0030.04319.10
5.4.400.0070.06718.91
5.4.390.0000.08018.90
5.4.380.0070.08019.09
5.4.370.0130.06718.95
5.4.360.0130.07018.85
5.4.350.0070.07319.19
5.4.340.0030.07019.05
5.4.320.0030.08019.14
5.4.310.0170.06319.05
5.4.300.0030.07319.16
5.4.290.0070.07019.23
5.4.280.0030.08319.16
5.4.270.0070.07019.04
5.4.260.0100.06719.23
5.4.250.0100.07019.08
5.4.240.0130.03719.11
5.4.230.0070.07018.87
5.4.220.0100.04319.05
5.4.210.0070.04319.13
5.4.200.0030.07719.13
5.4.190.0070.04319.04
5.4.180.0070.08019.20
5.4.170.0030.07719.04
5.4.160.0100.07319.14
5.4.150.0030.08019.11
5.4.140.0000.07716.40
5.4.130.0200.06316.13
5.4.120.0100.07016.29
5.4.110.0100.06716.47
5.4.100.0070.04316.44
5.4.90.0070.07316.34
5.4.80.0030.07716.50
5.4.70.0000.04716.37
5.4.60.0070.07016.30
5.4.50.0000.06316.30
5.4.40.0070.07016.52
5.4.30.0100.07016.46
5.4.20.0030.07316.42
5.4.10.0170.05716.48
5.4.00.0070.05315.73
5.3.290.0100.07014.66
5.3.280.0030.08314.62
5.3.270.0070.07314.67
5.3.260.0070.07014.73
5.3.250.0030.05314.69
5.3.240.0170.06714.69
5.3.230.0100.07014.57
5.3.220.0100.07014.49
5.3.210.0130.07014.59
5.3.200.0100.07014.54
5.3.190.0070.04714.63
5.3.180.0070.06714.55
5.3.170.0070.07314.49
5.3.160.0000.05314.55
5.3.150.0070.06314.49
5.3.140.0070.07714.53
5.3.130.0030.07014.52
5.3.120.0030.08014.52
5.3.110.0030.07714.53
5.3.100.0000.07714.07
5.3.90.0030.07713.94
5.3.80.0100.06014.00
5.3.70.0070.04014.07
5.3.60.0070.06014.00
5.3.50.0030.04013.88
5.3.40.0070.05714.06
5.3.30.0000.03313.93
5.3.20.0030.06013.74
5.3.10.0000.03713.78
5.3.00.0100.02713.70
5.2.170.0000.03711.07
5.2.160.0000.06311.17
5.2.150.0000.06311.18
5.2.140.0030.02711.14
5.2.130.0030.02711.16
5.2.120.0000.03011.11
5.2.110.0000.03011.15
5.2.100.0030.03011.18
5.2.90.0000.03011.02
5.2.80.0000.03011.02
5.2.70.0070.03011.01
5.2.60.0000.03311.04
5.2.50.0030.02710.89
5.2.40.0030.02711.06
5.2.30.0000.03010.95
5.2.20.0030.02711.05
5.2.10.0000.02710.92
5.2.00.0000.07010.85
5.1.60.0070.02010.49
5.1.50.0030.03310.49
5.1.40.0000.03710.49
5.1.30.0000.03010.49
5.1.20.0000.02710.49
5.1.10.0000.02710.49
5.1.00.0030.03710.49
5.0.50.0000.02710.49
5.0.40.0030.01710.49
5.0.30.0000.04010.49
5.0.20.0030.02010.49
5.0.10.0000.02010.49
5.0.00.0070.02310.49
4.4.90.0000.01710.49
4.4.80.0030.01310.49
4.4.70.0000.01310.49
4.4.60.0000.01710.49
4.4.50.0030.01310.49
4.4.40.0030.05010.49
4.4.30.0030.01010.49
4.4.20.0000.02710.49
4.4.10.0000.01710.49
4.4.00.0030.03710.49
4.3.110.0070.03010.49
4.3.100.0000.01710.49
4.3.90.0000.01310.49
4.3.80.0000.02310.49
4.3.70.0030.01310.49
4.3.60.0000.02010.49
4.3.50.0000.01710.49
4.3.40.0030.02310.49
4.3.30.0000.01710.49
4.3.20.0000.01710.49
4.3.10.0030.01310.49
4.3.00.0000.01710.49

preferences:
46.86 ms | 401 KiB | 5 Q