3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { private $bar = 'something'; } $foo = new Foo(); print_r($foo); var_dump($foo->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)
8.3.60.0070.01018.43
8.3.50.0110.00921.08
8.3.40.0170.00318.67
8.3.30.0070.00720.29
8.3.20.0070.00020.51
8.3.10.0080.00020.98
8.3.00.0040.00422.46
8.2.180.0040.01818.41
8.2.170.0090.00622.96
8.2.160.0100.00722.13
8.2.150.0090.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0030.00620.75
8.2.110.0030.00719.30
8.2.100.0070.00417.72
8.2.90.0070.00019.05
8.2.80.0030.00617.97
8.2.70.0060.00317.63
8.2.60.0040.00417.92
8.2.50.0000.00818.07
8.2.40.0060.00317.88
8.2.30.0080.00019.31
8.2.20.0000.00817.65
8.2.10.0040.00417.55
8.2.00.0000.00817.59
8.1.280.0140.00725.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0030.00528.09
8.1.240.0030.00622.32
8.1.230.0000.01121.03
8.1.220.0060.00318.77
8.1.210.0000.00819.02
8.1.200.0060.00317.35
8.1.190.0030.00617.40
8.1.180.0040.00418.10
8.1.170.0090.00018.66
8.1.160.0000.00818.77
8.1.150.0000.00818.58
8.1.140.0000.00717.40
8.1.130.0070.00017.81
8.1.120.0000.00817.45
8.1.110.0070.00317.38
8.1.100.0040.00417.37
8.1.90.0040.00417.28
8.1.80.0000.00717.36
8.1.70.0030.00317.38
8.1.60.0040.00417.41
8.1.50.0070.00017.52
8.1.40.0000.00817.56
8.1.30.0040.00417.60
8.1.20.0040.00417.54
8.1.10.0030.00517.56
8.1.00.0040.00417.51
8.0.300.0040.00420.09
8.0.290.0070.00016.93
8.0.280.0000.00718.36
8.0.270.0000.00717.22
8.0.260.0030.00316.69
8.0.250.0040.00416.93
8.0.240.0080.00016.91
8.0.230.0030.00316.98
8.0.220.0000.00716.77
8.0.210.0000.00716.85
8.0.200.0070.00016.79
8.0.190.0050.00316.94
8.0.180.0030.00716.84
8.0.170.0030.00316.84
8.0.160.0030.00316.84
8.0.150.0000.00716.74
8.0.140.0050.00216.78
8.0.130.0000.00513.36
8.0.120.0040.00416.75
8.0.110.0000.00716.90
8.0.100.0070.00016.73
8.0.90.0000.00817.00
8.0.80.0120.00916.88
8.0.70.0000.00716.95
8.0.60.0040.00416.73
8.0.50.0020.00516.87
8.0.30.0060.01317.12
8.0.20.0150.00517.40
8.0.10.0070.00016.86
8.0.00.0060.01216.85
7.4.330.0000.00714.96
7.4.320.0000.00616.45
7.4.300.0040.00416.55
7.4.290.0070.00016.64
7.4.280.0030.00316.41
7.4.270.0000.00716.53
7.4.260.0040.00413.38
7.4.250.0050.00216.55
7.4.240.0030.00316.52
7.4.230.0030.00316.58
7.4.220.0070.01116.47
7.4.210.0080.00716.60
7.4.200.0040.00416.70
7.4.190.0050.00316.48
7.4.160.0030.01216.70
7.4.150.0070.01017.40
7.4.140.0110.00617.86
7.4.130.0130.00416.52
7.4.120.0120.00516.58
7.4.110.0100.00716.51
7.4.100.0090.00916.36
7.4.90.0030.01416.56
7.4.80.0160.00319.39
7.4.70.0090.01516.66
7.4.60.0110.01116.50
7.4.50.0030.00516.60
7.4.40.0030.01022.77
7.4.30.0160.00016.47
7.4.00.0060.01015.09
7.3.330.0000.00513.29
7.3.320.0030.00313.24
7.3.310.0030.00316.19
7.3.300.0000.00716.30
7.3.290.0090.00616.29
7.3.280.0050.01116.28
7.3.270.0080.00817.40
7.3.260.0100.01318.24
7.3.250.0090.00916.47
7.3.240.0070.01116.35
7.3.230.0030.01616.39
7.3.210.0030.01416.46
7.3.200.0070.01419.39
7.3.190.0070.01016.31
7.3.180.0110.00516.21
7.3.170.0100.00716.43
7.3.160.0000.01516.58
7.3.120.0040.01114.88
7.2.330.0120.00616.79
7.2.320.0030.01416.83
7.2.310.0100.01316.70
7.2.300.0090.00616.72
7.2.290.0030.01316.61
7.2.60.0070.00716.70
7.2.00.0040.01118.97
7.1.200.0000.00915.82
7.1.100.0040.00718.18
7.1.70.0100.00717.24
7.1.60.0110.01119.17
7.1.50.0100.01016.72
7.1.00.0000.03722.45
7.0.200.0140.01014.33
7.0.140.0030.07321.95
7.0.80.0030.06319.91
7.0.70.0430.04719.96
7.0.60.0370.05319.96
7.0.50.0030.06720.30
7.0.40.0100.05720.13
7.0.30.0200.07320.08
7.0.20.0070.08720.12
7.0.10.0130.05320.12
7.0.00.0100.07019.93
5.6.280.0030.07721.07
5.6.230.0100.08020.54
5.6.220.0070.06320.66
5.6.210.0200.06720.55
5.6.200.0070.08021.14
5.6.190.0100.08720.96
5.6.180.0000.05721.08
5.6.170.0030.09321.02
5.6.160.0000.08721.04
5.6.150.0030.07021.11
5.6.140.0170.06320.93
5.6.130.0070.05021.03
5.6.120.0100.08721.01
5.6.110.0130.07021.01
5.6.100.0030.05321.09
5.6.90.0070.08320.94
5.6.80.0170.07020.43
5.6.70.0070.07720.33
5.6.60.0100.08020.30
5.6.50.0070.08320.52
5.6.40.0070.08320.44
5.6.30.0030.04020.31
5.6.20.0030.04320.37
5.6.10.0070.04320.49
5.6.00.0200.03720.36
5.5.370.0070.08020.36
5.5.360.0200.05720.44
5.5.350.0070.05320.32
5.5.340.0130.07720.89
5.5.330.0100.08720.83
5.5.320.0130.07720.73
5.5.310.0100.06720.79
5.5.300.0100.06720.85
5.5.290.0100.05020.83
5.5.280.0030.05320.68
5.5.270.0070.06320.81
5.5.260.0070.07020.87
5.5.250.0100.07320.71
5.5.240.0030.07320.30
5.5.230.0100.04720.20
5.5.220.0070.08320.18
5.5.210.0170.06720.06
5.5.200.0000.05020.23
5.5.190.0100.07020.17
5.5.180.0100.06320.12
5.5.160.0130.07720.22
5.5.150.0070.05320.16
5.5.140.0100.07320.14
5.5.130.0030.08320.27
5.5.120.0170.06720.20
5.5.110.0070.04320.16
5.5.100.0100.06719.98
5.5.90.0070.04020.07
5.5.80.0030.07019.94
5.5.70.0000.07020.16
5.5.60.0130.05720.14
5.5.50.0130.06320.05
5.5.40.0100.07320.05
5.5.30.0000.07720.05
5.5.20.0130.04020.10
5.5.10.0100.07320.04
5.5.00.0030.04020.12
5.4.450.0070.08019.54
5.4.440.0000.09019.46
5.4.430.0030.08019.22
5.4.420.0070.05719.45
5.4.410.0030.07319.10
5.4.400.0000.05319.17
5.4.390.0100.08319.12
5.4.380.0100.07019.23
5.4.370.0200.06019.13
5.4.360.0070.07719.14
5.4.350.0130.03719.14
5.4.340.0070.07719.09
5.4.320.0000.05319.18
5.4.310.0100.03319.12
5.4.300.0000.05019.15
5.4.290.0100.07719.13
5.4.280.0030.08018.86
5.4.270.0030.07318.87
5.4.260.0170.04319.09
5.4.250.0030.05019.15
5.4.240.0100.05018.82
5.4.230.0000.04318.94
5.4.220.0070.05319.02
5.4.210.0030.04019.22
5.4.200.0070.07719.02
5.4.190.0070.04318.84
5.4.180.0100.07018.89
5.4.170.0070.05319.13
5.4.160.0100.06319.01
5.4.150.0070.07318.92
5.4.140.0100.07016.41
5.4.130.0130.06316.19
5.4.120.0030.07716.28
5.4.110.0130.06316.51
5.4.100.0030.04316.46
5.4.90.0070.06716.45
5.4.80.0130.06316.34
5.4.70.0030.07316.50
5.4.60.0100.03316.41
5.4.50.0030.04316.37
5.4.40.0030.07016.51
5.4.30.0130.04716.47
5.4.20.0070.04016.36
5.4.10.0070.07716.31
5.4.00.0000.05015.80
5.3.290.0030.04014.81
5.3.280.0000.07714.64
5.3.270.0070.07714.61
5.3.260.0130.04314.62
5.3.250.0070.04714.68
5.3.240.0070.07314.56
5.3.230.0070.07014.64
5.3.220.0030.05314.55
5.3.210.0100.04314.66
5.3.200.0000.07314.62
5.3.190.0100.07014.57
5.3.180.0130.03314.54
5.3.170.0030.08014.52
5.3.160.0130.06014.69
5.3.150.0000.06314.56
5.3.140.0070.04314.66
5.3.130.0100.05314.50
5.3.120.0070.06014.57
5.3.110.0170.06014.51
5.3.100.0070.07314.04
5.3.90.0130.03314.04
5.3.80.0000.04014.04
5.3.70.0100.05314.15
5.3.60.0070.03314.08
5.3.50.0100.05714.03
5.3.40.0070.06313.86
5.3.30.0070.04013.98
5.3.20.0100.04013.59
5.3.10.0030.04013.74
5.3.00.0100.03713.56
5.2.170.0070.03013.43
5.2.160.0000.06313.43
5.2.150.0000.04713.43
5.2.140.0070.04313.43
5.2.130.0030.05313.43
5.2.120.0000.03313.43
5.2.110.0030.06013.43
5.2.100.0070.05713.43
5.2.90.0030.04013.43
5.2.80.0070.05013.43
5.2.70.0130.04013.43
5.2.60.0070.05313.43
5.2.50.0100.02713.43
5.2.40.0070.05313.43
5.2.30.0030.03713.43
5.2.20.0030.05713.43
5.2.10.0130.05313.43
5.2.00.0030.03013.43
5.1.60.0070.02013.43
5.1.50.0000.05313.43
5.1.40.0030.04013.43
5.1.30.0030.02713.43
5.1.20.0130.05013.43
5.1.10.0030.02713.43
5.1.00.0070.02313.43
5.0.50.0030.03013.43
5.0.40.0000.04013.43
5.0.30.0030.02713.43
5.0.20.0100.03313.43
5.0.10.0000.03313.43
5.0.00.0030.03313.43
4.4.90.0000.02313.43
4.4.80.0000.02713.43
4.4.70.0070.01713.43
4.4.60.0000.03013.43
4.4.50.0030.02713.43
4.4.40.0000.02713.43
4.4.30.0130.02713.43
4.4.20.0000.01713.43
4.4.10.0000.03313.43
4.4.00.0030.04013.43
4.3.110.0000.03013.43
4.3.100.0000.01713.43
4.3.90.0030.03013.43
4.3.80.0000.04313.43
4.3.70.0000.03713.43
4.3.60.0000.03013.43
4.3.50.0000.01313.43
4.3.40.0000.04713.43
4.3.30.0000.02013.43
4.3.20.0070.03013.43
4.3.10.0000.02313.43
4.3.00.0000.02713.43

preferences:
46.91 ms | 401 KiB | 5 Q