3v4l.org

run code in 300+ PHP versions simultaneously
<?php class a{ public function __construct(){ echo 'sub_class'; } public function aa(){ echo 'aa'; } } class b{ public function __construct(){ return new a(); } public function cc(){ echo 'cc'; } } $v = new b(); echo get_class($v); $v->aa(); $v->cc();

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)
8.3.70.0040.01116.50
8.3.60.0070.01016.63
8.3.50.0140.00816.42
8.3.40.0040.01118.84
8.3.30.0110.00418.79
8.3.20.0060.00318.76
8.3.10.0030.00518.82
8.3.00.0030.00619.38
8.2.180.0130.00316.88
8.2.170.0140.00422.96
8.2.160.0060.01018.97
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0030.00519.55
8.2.110.0090.00321.03
8.2.100.0070.00417.93
8.2.90.0060.00319.17
8.2.80.0040.00417.97
8.2.70.0040.00417.50
8.2.60.0080.00418.04
8.2.50.0050.00318.10
8.2.40.0060.00318.16
8.2.30.0040.00717.67
8.2.20.0070.00317.75
8.2.10.0060.00317.65
8.2.00.0070.00017.80
8.1.280.0070.01125.92
8.1.270.0040.00423.99
8.1.260.0020.00526.35
8.1.250.0000.00728.09
8.1.240.0080.00022.19
8.1.230.0000.01119.04
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0030.00617.23
8.1.190.0040.00417.35
8.1.180.0040.00418.10
8.1.170.0050.00318.53
8.1.160.0040.00419.14
8.1.150.0020.00518.56
8.1.140.0070.00017.41
8.1.130.0040.00419.02
8.1.120.0000.00717.45
8.1.110.0070.00017.41
8.1.100.0030.00317.42
8.1.90.0040.00417.32
8.1.80.0000.00717.30
8.1.70.0050.00317.30
8.1.60.0060.00317.47
8.1.50.0030.00617.57
8.1.40.0070.00417.49
8.1.30.0030.00717.65
8.1.20.0000.00717.55
8.1.10.0000.00917.59
8.1.00.0040.00417.50
8.0.300.0000.00818.77
8.0.290.0040.00416.75
8.0.280.0000.00718.45
8.0.270.0000.00717.18
8.0.260.0070.00016.84
8.0.250.0000.00816.95
8.0.240.0030.00317.01
8.0.230.0000.00817.00
8.0.220.0000.00816.92
8.0.210.0070.00016.96
8.0.200.0030.00316.82
8.0.190.0000.00816.94
8.0.180.0040.00416.92
8.0.170.0040.00416.86
8.0.160.0090.00316.97
8.0.150.0000.00816.79
8.0.140.0000.00816.86
8.0.130.0030.00313.32
8.0.120.0040.00416.69
8.0.110.0050.00316.82
8.0.100.0080.00016.95
8.0.90.0050.00316.78
8.0.80.0060.01016.89
8.0.70.0020.00516.75
8.0.60.0060.00316.78
8.0.50.0000.00716.92
8.0.30.0150.00317.30
8.0.20.0120.00917.12
8.0.10.0000.00717.08
8.0.00.0140.00516.93
7.4.330.0020.00212.96
7.4.320.0000.00716.44
7.4.300.0030.00316.66
7.4.290.0050.00216.44
7.4.280.0000.00816.48
7.4.270.0050.00316.43
7.4.260.0000.00713.27
7.4.250.0080.00016.39
7.4.240.0000.00716.56
7.4.230.0000.00716.59
7.4.220.0060.01216.51
7.4.210.0130.00716.54
7.4.200.0030.00316.59
7.4.190.0000.00816.72
7.4.160.0140.01016.53
7.4.150.0030.01916.35
7.4.140.0090.01217.86
7.4.130.0080.00916.65
7.4.120.0060.01716.41
7.4.110.0110.01416.39
7.4.100.0140.00316.41
7.4.90.0030.01316.46
7.4.80.0090.00919.39
7.4.70.0040.01416.65
7.4.60.0130.00316.44
7.4.50.0000.00916.08
7.4.40.0030.01216.37
7.4.30.0090.00616.69
7.4.00.0090.00615.05
7.3.330.0070.00013.37
7.3.320.0030.00313.45
7.3.310.0070.00016.38
7.3.300.0040.00416.47
7.3.290.0080.00816.42
7.3.280.0030.01716.39
7.3.270.0140.00416.40
7.3.260.0100.00716.61
7.3.240.0030.01316.43
7.3.230.0050.01116.28
7.3.210.0110.00516.62
7.3.200.0060.01316.46
7.3.190.0070.01016.48
7.3.180.0150.00316.52
7.3.170.0080.00816.54
7.3.160.0110.00416.57
7.3.120.0060.00914.89
7.3.110.0030.01414.75
7.3.100.0100.00315.03
7.3.90.0110.00714.87
7.3.80.0090.00614.85
7.3.70.0030.01014.58
7.3.60.0030.00914.88
7.3.50.0060.00914.54
7.3.40.0070.00414.53
7.3.30.0100.00314.88
7.3.20.0000.01516.69
7.3.10.0100.00316.69
7.3.00.0000.01216.80
7.2.330.0040.01516.34
7.2.320.0070.01016.77
7.2.310.0180.00416.68
7.2.300.0120.00516.68
7.2.290.0120.00316.31
7.2.250.0070.01315.13
7.2.240.0150.00415.32
7.2.230.0090.00614.85
7.2.220.0060.00614.84
7.2.210.0090.00615.02
7.2.200.0030.00914.79
7.2.190.0030.01315.12
7.2.180.0040.01114.70
7.2.170.0120.00415.01
7.2.60.0130.00316.94
7.1.330.0090.00615.66
7.1.320.0070.00315.86
7.1.310.0090.00615.70
7.1.300.0060.00915.89
7.1.290.0030.01015.65
7.1.280.0060.00615.45
7.1.270.0110.00415.72
7.1.260.0000.01715.81
7.1.200.0040.00415.66
7.1.100.0100.00017.96
7.1.70.0040.01116.95
7.1.60.0090.01519.21
7.1.50.0060.00616.91
7.1.00.0030.06322.33
7.0.200.0000.00816.71
7.0.140.0070.07022.12
7.0.120.0070.06322.17
7.0.110.0730.08319.86
7.0.100.0130.07319.84
7.0.90.0300.04019.79
7.0.80.0200.05019.89
7.0.70.0100.03720.01
7.0.60.0400.03720.01
7.0.50.0200.03319.89
7.0.40.0100.02719.80
7.0.30.0130.07319.73
7.0.20.0030.04319.79
7.0.10.0000.03719.73
7.0.00.0000.04019.65
5.6.280.0100.06721.04
5.6.260.0200.03020.55
5.6.250.0000.04320.54
5.6.240.0030.04020.64
5.6.230.0000.04720.51
5.6.220.0000.04320.60
5.6.210.0070.04020.61
5.6.200.0130.03320.57
5.6.190.0070.03720.50
5.6.180.0000.04720.41
5.6.170.0030.03720.58
5.6.160.0030.04020.80
5.6.150.0070.03020.53
5.6.140.0100.03320.64
5.6.130.0100.04720.59
5.6.120.0030.04020.79
5.6.110.0000.03720.43
5.6.100.0000.04720.55
5.6.90.0030.04020.48
5.6.80.0100.03019.90
5.6.70.0030.03719.89
5.6.60.0070.03019.87
5.6.50.0170.03019.95
5.6.40.0000.03719.88
5.6.30.0000.03719.93
5.6.20.0000.03719.88
5.6.10.0000.03319.95
5.6.00.0130.02320.01
5.5.380.0030.03717.47
5.5.370.0000.04017.63
5.5.360.0200.02717.55
5.5.350.0000.04317.50
5.5.340.0000.03717.96
5.5.330.0070.03318.10
5.5.320.0030.03318.10
5.5.310.0030.03318.12
5.5.300.0030.04017.83
5.5.290.0070.03718.09
5.5.280.0070.03718.12
5.5.270.0030.03318.22
5.5.260.0000.04317.91
5.5.250.0000.04017.77
5.5.240.0030.04017.29
5.5.230.0030.03317.29
5.5.220.0070.02717.33
5.5.210.0030.03317.46
5.5.200.0030.03017.28
5.5.190.0070.03317.48
5.5.180.0030.03017.62
5.5.160.0100.02717.57
5.5.150.0030.03717.62
5.5.140.0100.04717.60
5.5.130.0100.03317.39
5.5.120.0070.03317.41
5.5.110.0070.06017.59
5.5.100.0000.04717.33
5.5.90.0070.03317.35
5.5.80.0030.04017.18
5.5.70.0070.05317.17
5.5.60.0030.03717.49
5.5.50.0070.05717.20
5.5.40.0030.04017.38
5.5.30.0030.03717.07
5.5.20.0070.06717.17
5.5.10.0030.07317.19
5.5.00.0130.05717.32
5.4.450.0070.03719.43
5.4.440.0000.03719.45
5.4.430.0030.04019.32
5.4.420.0030.03319.28
5.4.410.0000.03319.14
5.4.400.0000.03319.06
5.4.390.0030.04018.91
5.4.380.0070.02719.12
5.4.370.0030.03019.05
5.4.360.0070.02719.14
5.4.350.0000.03319.05
5.4.340.0070.02719.11
5.4.320.0030.03318.95
5.4.310.0030.03719.27
5.4.300.0070.08018.90
5.4.290.0000.05019.00
5.4.280.0030.04018.87
5.4.270.0100.05318.90
5.4.260.0030.03719.25
5.4.250.0070.06319.27
5.4.240.0030.06019.12
5.4.230.0030.05319.09
5.4.220.0030.05318.91
5.4.210.0100.03019.00
5.4.200.0000.04019.27
5.4.190.0100.05019.26
5.4.180.0070.03719.11
5.4.170.0000.07319.09
5.4.160.0070.06718.92
5.4.150.0000.04019.27
5.4.140.0070.06716.50
5.4.130.0030.05016.40
5.4.120.0100.05716.38
5.4.110.0030.07716.53
5.4.100.0000.07016.53
5.4.90.0000.03716.36
5.4.80.0030.03316.24
5.4.70.0000.04716.48
5.4.60.0000.07716.18
5.4.50.0070.03016.44
5.4.40.0070.03016.43
5.4.30.0030.07016.36
5.4.20.0070.03316.47
5.4.10.0030.05316.47
5.4.00.0100.06715.71
5.3.290.0070.02714.68
5.3.280.0070.06714.73
5.3.270.0070.05014.59
5.3.260.0030.06714.64
5.3.250.0070.03314.59
5.3.240.0030.07314.73
5.3.230.0030.04014.58
5.3.220.0070.07014.42
5.3.210.0130.06014.65
5.3.200.0030.04314.56
5.3.190.0030.07314.61
5.3.180.0030.05314.57
5.3.170.0070.04314.56
5.3.160.0070.04314.70
5.3.150.0030.05714.69
5.3.140.0030.06714.58
5.3.130.0100.07014.51
5.3.120.0170.04314.57
5.3.110.0070.03314.61
5.3.100.0000.06314.18
5.3.90.0000.04014.05
5.3.80.0100.05314.09
5.3.70.0070.05014.11
5.3.60.0030.03314.02
5.3.50.0070.03313.95
5.3.40.0030.06013.98
5.3.30.0100.02713.88
5.3.20.0000.04013.66
5.3.10.0000.04313.69
5.3.00.0030.03713.66
5.2.170.0000.03311.13
5.2.160.0030.05711.19
5.2.150.0070.03011.01
5.2.140.0000.03011.15
5.2.130.0030.03011.34
5.2.120.0030.02711.25
5.2.110.0000.03011.11
5.2.100.0030.02711.08
5.2.90.0000.03011.11
5.2.80.0030.03711.32
5.2.70.0070.03711.18
5.2.60.0000.05011.03
5.2.50.0000.03311.17
5.2.40.0030.04011.02
5.2.30.0030.05011.13
5.2.20.0100.05010.82
5.2.10.0000.03311.00
5.2.00.0000.03010.71
5.1.60.0030.0239.97
5.1.50.0030.02310.02
5.1.40.0100.0409.80
5.1.30.0030.04010.39
5.1.20.0000.03310.32
5.1.10.0000.02710.06
5.1.00.0070.03310.33
5.0.50.0030.0209.52
5.0.40.0030.0179.52
5.0.30.0070.0339.52
5.0.20.0030.0209.52
5.0.10.0000.0209.52
5.0.00.0000.0279.52
4.4.90.0000.0139.52
4.4.80.0000.0179.52
4.4.70.0000.0179.52
4.4.60.0070.0209.52
4.4.50.0030.0179.52
4.4.40.0030.0239.52
4.4.30.0030.0379.52
4.4.20.0070.0109.52
4.4.10.0030.0339.52
4.4.00.0000.0539.52
4.3.110.0030.0409.52
4.3.100.0070.0239.52
4.3.90.0000.0139.52
4.3.80.0000.0309.52
4.3.70.0000.0309.52
4.3.60.0000.0209.52
4.3.50.0000.0179.52
4.3.40.0000.0409.52
4.3.30.0030.0239.52
4.3.20.0000.0379.52
4.3.10.0000.0279.52
4.3.00.0030.0309.52

preferences:
41.34 ms | 401 KiB | 5 Q