3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Employee { function __construct() { echo "<p>Employee construct called!!</p>\n"; } } class Manager { function __construct() { new Employee(); echo "<p>Manager Construct Called! </p>\n"; } } new Manager();

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)
8.3.60.0110.01118.43
8.3.50.0110.00821.02
8.3.40.0040.01118.67
8.3.30.0090.00620.17
8.3.20.0040.00422.13
8.3.10.0080.00021.05
8.3.00.0000.00822.21
8.2.180.0200.00016.38
8.2.170.0070.00722.96
8.2.160.0190.00022.08
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0080.00020.70
8.2.110.0100.00019.31
8.2.100.0080.00417.78
8.2.90.0000.00719.09
8.2.80.0030.00617.97
8.2.70.0000.00817.47
8.2.60.0040.00417.80
8.2.50.0030.00618.07
8.2.40.0060.00318.21
8.2.30.0030.00519.48
8.2.20.0030.00517.51
8.2.10.0020.00517.45
8.2.00.0070.00017.42
8.1.280.0080.00825.92
8.1.270.0090.00923.91
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0050.00523.91
8.1.230.0070.00420.91
8.1.220.0000.00818.77
8.1.210.0030.00718.89
8.1.200.0000.00817.23
8.1.190.0040.00417.38
8.1.180.0000.00918.10
8.1.170.0050.00318.59
8.1.160.0040.00418.75
8.1.150.0060.00318.36
8.1.140.0030.00517.35
8.1.130.0080.00017.71
8.1.120.0000.00817.23
8.1.110.0040.00417.32
8.1.100.0050.00217.32
8.1.90.0080.00017.36
8.1.80.0000.00717.26
8.1.70.0000.00717.21
8.1.60.0030.00617.54
8.1.50.0000.00917.48
8.1.40.0000.00817.43
8.1.30.0080.00017.47
8.1.20.0040.00417.49
8.1.10.0000.00717.46
8.1.00.0040.00417.36
8.0.300.0040.00420.02
8.0.290.0000.00817.05
8.0.280.0080.00018.34
8.0.270.0000.00716.68
8.0.260.0030.00616.70
8.0.250.0060.00016.79
8.0.240.0040.00416.84
8.0.230.0040.00416.80
8.0.220.0000.00716.64
8.0.210.0000.00716.68
8.0.200.0030.00316.68
8.0.190.0000.00816.82
8.0.180.0070.00016.77
8.0.170.0000.00716.67
8.0.160.0040.00416.73
8.0.150.0070.00016.71
8.0.140.0000.00716.68
8.0.130.0030.00313.22
8.0.120.0070.00016.60
8.0.110.0080.00016.58
8.0.100.0040.00416.62
8.0.90.0040.00416.67
8.0.80.0070.00716.80
8.0.70.0040.00416.74
8.0.60.0070.00016.63
8.0.50.0070.00016.55
8.0.30.0150.00816.99
8.0.20.0130.00517.40
8.0.10.0000.00816.77
8.0.00.0100.00916.66
7.4.330.0020.00216.77
7.4.320.0030.00316.32
7.4.300.0060.00016.51
7.4.290.0030.00316.48
7.4.280.0000.00716.42
7.4.270.0030.00316.32
7.4.260.0030.00313.19
7.4.250.0040.00416.40
7.4.240.0050.00216.51
7.4.230.0000.00716.59
7.4.220.0150.00616.46
7.4.210.0060.00816.44
7.4.200.0000.00716.27
7.4.190.0030.00316.30
7.4.160.0120.00316.41
7.4.150.0080.01317.40
7.4.140.0070.01317.86
7.4.130.0100.00716.46
7.4.120.0090.00916.49
7.4.110.0110.01016.43
7.4.100.0070.01016.51
7.4.90.0030.01416.27
7.4.80.0110.00519.39
7.4.70.0030.01316.44
7.4.60.0140.00316.48
7.4.50.0030.00516.14
7.4.40.0060.01222.77
7.4.30.0030.01516.41
7.4.00.0040.01115.02
7.3.330.0020.00213.19
7.3.320.0000.00513.25
7.3.310.0040.00416.21
7.3.300.0000.00716.19
7.3.290.0040.01516.30
7.3.280.0090.01016.23
7.3.270.0090.01017.40
7.3.260.0100.01118.24
7.3.250.0050.01216.44
7.3.240.0090.00816.07
7.3.230.0060.00916.39
7.3.210.0110.00616.19
7.3.200.0080.01719.39
7.3.190.0100.00716.32
7.3.180.0080.00816.55
7.3.170.0060.01116.42
7.3.160.0150.00016.33
7.3.120.0060.01114.82
7.3.110.0050.01214.55
7.3.100.0090.00514.73
7.3.90.0040.00814.77
7.3.80.0100.00214.85
7.3.70.0120.00114.81
7.3.60.0030.01014.72
7.3.50.0060.00914.71
7.3.40.0050.01014.71
7.3.30.0040.01014.64
7.3.20.0070.00716.57
7.3.10.0080.00716.66
7.3.00.0020.01216.67
7.2.330.0170.00716.57
7.2.320.0100.01316.23
7.2.310.0110.00716.17
7.2.300.0160.00016.29
7.2.290.0070.01016.36
7.2.250.0100.01015.19
7.2.240.0070.00714.81
7.2.230.0030.01314.80
7.2.220.0030.01015.11
7.2.210.0040.01314.88
7.2.200.0050.00814.66
7.2.190.0030.01214.97
7.2.180.0060.00814.85
7.2.170.0050.01014.90
7.2.160.0090.00314.96
7.2.150.0100.00616.65
7.2.140.0070.00716.57
7.2.130.0060.00616.87
7.2.120.0030.01016.61
7.2.110.0000.01416.74
7.2.100.0090.00616.58
7.2.90.0070.00716.50
7.2.80.0070.00416.96
7.2.70.0030.01216.81
7.2.60.0080.00416.72
7.2.50.0040.01116.86
7.2.40.0060.00616.75
7.2.30.0180.00416.89
7.2.20.0040.01816.82
7.2.10.0000.01516.48
7.2.00.0080.00618.07
7.1.330.0070.00915.60
7.1.320.0080.00515.64
7.1.310.0050.00915.36
7.1.300.0050.00715.54
7.1.290.0020.01115.52
7.1.280.0010.01215.72
7.1.270.0050.01015.72
7.1.260.0020.01015.69
7.1.250.0100.00315.64
7.1.200.0040.01115.31
7.1.100.0000.01018.12
7.1.70.0040.00416.92
7.1.60.0130.01919.17
7.1.50.0100.01416.62
7.1.00.0000.04022.51
7.0.200.0030.00616.81
7.0.140.0030.07721.91
7.0.100.0030.06319.98
7.0.90.0030.04719.99
7.0.80.0200.08019.86
7.0.70.0030.08319.99
7.0.60.0270.07019.87
7.0.50.0270.05720.33
7.0.40.0030.09020.18
7.0.30.0070.08720.05
7.0.20.0070.08720.18
7.0.10.0100.04719.91
7.0.00.0030.06720.04
5.6.280.0030.07320.92
5.6.250.0070.04720.77
5.6.240.0070.05020.51
5.6.230.0070.08720.59
5.6.220.0100.04320.58
5.6.210.0100.06020.57
5.6.200.0100.07721.05
5.6.190.0070.06720.95
5.6.180.0030.08021.04
5.6.170.0100.08320.96
5.6.160.0130.05021.09
5.6.150.0070.06720.96
5.6.140.0170.07021.11
5.6.130.0070.09021.01
5.6.120.0170.08320.98
5.6.110.0070.08021.04
5.6.100.0100.08321.03
5.6.90.0170.07721.00
5.6.80.0130.03720.43
5.6.70.0070.07720.39
5.6.60.0070.07020.45
5.6.50.0130.05720.46
5.6.40.0070.04720.50
5.6.30.0030.07320.37
5.6.20.0070.06720.36
5.6.10.0030.08720.37
5.6.00.0000.09020.36
5.5.380.0130.06720.52
5.5.370.0030.04320.34
5.5.360.0070.09320.54
5.5.350.0070.05020.46
5.5.340.0130.07320.81
5.5.330.0070.08720.80
5.5.320.0070.08720.78
5.5.310.0170.07720.93
5.5.300.0100.08020.77
5.5.290.0130.06020.88
5.5.280.0100.08320.71
5.5.270.0100.08020.77
5.5.260.0030.05320.61
5.5.250.0070.08020.69
5.5.240.0070.04720.03
5.5.230.0030.08720.30
5.5.220.0100.07020.26
5.5.210.0170.07020.25
5.5.200.0030.06320.23
5.5.190.0030.07320.08
5.5.180.0070.08020.15
5.5.160.0070.04720.15
5.5.150.0070.08320.22
5.5.140.0100.07720.14
5.5.130.0030.08020.11
5.5.120.0170.07020.14
5.5.110.0130.05720.10
5.5.100.0130.07020.10
5.5.90.0070.07720.09
5.5.80.0100.08020.05
5.5.70.0070.07320.05
5.5.60.0070.07720.08
5.5.50.0030.07719.96
5.5.40.0000.04320.06
5.5.30.0170.07720.04
5.5.20.0130.07020.04
5.5.10.0000.07320.05
5.5.00.0030.08320.02
5.4.450.0070.05719.39
5.4.440.0070.08019.54
5.4.430.0170.06719.55
5.4.420.0130.08019.23
5.4.410.0070.08019.32
5.4.400.0030.07719.09
5.4.390.0030.08318.85
5.4.380.0070.08018.91
5.4.370.0170.06719.04
5.4.360.0070.08018.95
5.4.350.0070.04019.02
5.4.340.0070.07719.04
5.4.320.0000.08018.88
5.4.310.0100.07719.18
5.4.300.0170.06018.94
5.4.290.0070.07719.02
5.4.280.0170.06719.20
5.4.270.0170.06719.03
5.4.260.0100.08019.21
5.4.250.0030.08019.04
5.4.240.0100.07719.11
5.4.230.0100.08318.84
5.4.220.0030.07319.04
5.4.210.0070.04719.08
5.4.200.0100.07019.11
5.4.190.0070.07718.83
5.4.180.0100.05019.02
5.4.170.0070.06718.89
5.4.160.0070.08018.93
5.4.150.0100.05019.02
5.4.140.0100.07016.39
5.4.130.0200.07716.45
5.4.120.0100.04016.54
5.4.110.0070.04716.56
5.4.100.0070.05716.39
5.4.90.0000.06016.52
5.4.80.0070.07316.54
5.4.70.0030.03716.39
5.4.60.0030.04716.44
5.4.50.0130.04316.31
5.4.40.0130.04716.49
5.4.30.0000.04016.31
5.4.20.0100.03316.36
5.4.10.0070.03716.45
5.4.00.0070.03315.90
5.3.290.0030.08714.69
5.3.280.0100.07014.57
5.3.270.0070.06714.73
5.3.260.0200.03314.64
5.3.250.0070.06314.66
5.3.240.0100.05014.62
5.3.230.0030.04014.60
5.3.220.0070.06714.49
5.3.210.0100.07014.70
5.3.200.0100.07014.55
5.3.190.0100.07714.58
5.3.180.0070.07314.70
5.3.170.0000.04014.70
5.3.160.0000.08014.54
5.3.150.0030.05714.51
5.3.140.0130.04014.61
5.3.130.0000.04314.51
5.3.120.0100.03714.63
5.3.110.0100.03014.50
5.3.100.0070.04014.13
5.3.90.0030.04014.14
5.3.80.0030.03714.13
5.3.70.0070.03013.91
5.3.60.0030.03714.02
5.3.50.0030.03014.04
5.3.40.0070.02714.07
5.3.30.0030.06313.83
5.3.20.0000.03313.78
5.3.10.0030.05013.64
5.3.00.0130.06013.64
5.2.170.0000.03313.64
5.2.160.0000.03013.64
5.2.150.0100.02313.64
5.2.140.0000.03313.64
5.2.130.0030.06013.64
5.2.120.0000.04313.64
5.2.110.0030.03313.64
5.2.100.0030.02713.64
5.2.90.0030.05013.64
5.2.80.0000.03313.64
5.2.70.0000.03713.64
5.2.60.0070.02313.64
5.2.50.0000.03313.64
5.2.40.0000.03013.64
5.2.30.0070.03313.64
5.2.20.0070.02313.64
5.2.10.0100.02313.64
5.2.00.0000.03013.64
5.1.60.0000.02313.64
5.1.50.0000.02713.64
5.1.40.0000.02713.64
5.1.30.0000.03013.64
5.1.20.0030.02313.64
5.1.10.0030.02313.64
5.1.00.0000.03013.64
5.0.50.0000.02313.64
5.0.40.0000.02013.64
5.0.30.0000.03013.64
5.0.20.0000.02013.64
5.0.10.0000.02013.64
5.0.00.0070.02713.64
4.4.90.0000.02313.64
4.4.80.0070.01013.64
4.4.70.0070.01013.64
4.4.60.0030.01313.64
4.4.50.0000.01713.64
4.4.40.0000.02313.64
4.4.30.0030.01313.64
4.4.20.0030.01313.64
4.4.10.0000.01313.64
4.4.00.0000.02313.64
4.3.110.0000.01713.64
4.3.100.0000.01713.64
4.3.90.0000.01313.64
4.3.80.0000.02313.64
4.3.70.0000.02013.64
4.3.60.0030.01313.64
4.3.50.0030.01013.64
4.3.40.0030.02013.64
4.3.30.0000.01313.64
4.3.20.0000.01313.64
4.3.10.0000.01313.64
4.3.00.0000.01713.64

preferences:
37.44 ms | 401 KiB | 5 Q