3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Base { function __construct() { echo ' Base'; } } class Extended extends Base { function __construct() { echo ' Extended'; } } class Extended2 extends Extended { function __construct() { echo ' Extended2'; } } $var1 = new Base(); $var2 = new Extended(); $var3 = new Extended2(); $var4 = $var1; new $var4; $var5 = clone $var3;

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)
8.3.60.0070.00716.50
8.3.50.0170.00522.05
8.3.40.0090.00618.71
8.3.30.0000.01518.67
8.3.20.0030.00520.18
8.3.10.0000.00821.59
8.3.00.0090.00019.26
8.2.180.0090.00616.75
8.2.170.0120.00322.96
8.2.160.0070.00720.39
8.2.150.0030.00524.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0100.00017.48
8.2.110.0070.00422.20
8.2.100.0040.00817.93
8.2.90.0050.00319.08
8.2.80.0080.00017.97
8.2.70.0080.00017.63
8.2.60.0080.00017.78
8.2.50.0050.00318.07
8.2.40.0040.00421.13
8.2.30.0000.00720.55
8.2.20.0000.00717.66
8.2.10.0030.00517.91
8.2.00.0000.00817.91
8.1.280.0120.00925.92
8.1.270.0060.00323.77
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0090.00022.57
8.1.230.0060.00617.66
8.1.220.0080.00017.74
8.1.210.0050.00318.77
8.1.200.0070.00317.36
8.1.190.0060.00317.10
8.1.180.0040.00418.10
8.1.170.0040.00420.36
8.1.160.0080.00021.86
8.1.150.0000.00718.78
8.1.140.0000.00819.39
8.1.130.0050.00217.64
8.1.120.0000.00717.47
8.1.110.0000.00717.29
8.1.100.0040.00417.38
8.1.90.0040.00417.44
8.1.80.0050.00217.30
8.1.70.0030.00317.41
8.1.60.0060.00317.62
8.1.50.0000.00917.43
8.1.40.0040.00417.41
8.1.30.0030.00517.63
8.1.20.0070.00017.54
8.1.10.0050.00317.64
8.1.00.0000.00917.42
8.0.300.0050.00218.77
8.0.290.0050.00216.75
8.0.280.0030.00318.36
8.0.270.0060.00317.27
8.0.260.0030.00317.18
8.0.250.0070.00016.82
8.0.240.0060.00316.94
8.0.230.0070.00016.91
8.0.220.0000.00716.86
8.0.210.0040.00416.79
8.0.200.0060.00016.79
8.0.190.0030.00516.89
8.0.180.0030.00516.92
8.0.170.0000.00816.75
8.0.160.0040.00416.89
8.0.150.0000.00716.77
8.0.140.0000.00716.80
8.0.130.0040.00413.25
8.0.120.0080.00016.68
8.0.110.0050.00316.77
8.0.100.0000.00816.75
8.0.90.0000.00716.79
8.0.80.0140.00316.89
8.0.70.0000.00716.96
8.0.60.0080.00016.88
8.0.50.0040.00416.70
8.0.30.0100.00917.08
8.0.20.0100.00917.41
8.0.10.0040.00416.84
8.0.00.0070.01116.77
7.4.330.0000.00515.08
7.4.320.0000.00616.59
7.4.300.0000.00616.48
7.4.290.0000.00716.50
7.4.280.0040.00416.46
7.4.270.0070.00016.58
7.4.260.0040.00416.51
7.4.250.0000.00716.52
7.4.240.0040.00416.61
7.4.230.0030.00316.41
7.4.220.0120.00616.63
7.4.210.0070.00616.71
7.4.200.0070.00016.35
7.4.160.0150.00016.33
7.4.150.0090.00917.40
7.4.140.0140.00817.86
7.4.130.0100.01016.52
7.4.120.0130.00716.53
7.4.110.0130.00416.26
7.4.100.0080.00916.41
7.4.90.0090.00816.48
7.4.80.0100.00719.39
7.4.70.0040.01216.49
7.4.60.0090.00616.59
7.4.50.0040.00416.41
7.4.40.0110.00716.55
7.4.30.0090.00616.13
7.4.00.0070.01014.79
7.3.330.0020.00213.14
7.3.320.0000.00613.13
7.3.310.0030.00316.40
7.3.300.0030.00316.30
7.3.290.0070.00816.28
7.3.280.0080.00916.31
7.3.270.0090.00917.40
7.3.260.0100.00616.40
7.3.240.0130.00816.39
7.3.230.0070.01316.39
7.3.210.0030.01316.24
7.3.200.0060.00916.36
7.3.190.0050.01116.30
7.3.180.0100.00716.18
7.3.170.0160.00016.48
7.3.160.0050.01116.42
7.2.330.0050.01116.71
7.2.320.0140.00316.82
7.2.310.0120.00416.38
7.2.300.0030.01316.39
7.2.290.0120.00416.35
7.2.60.0030.01016.73
7.2.00.0110.00719.46
7.1.200.0000.01315.84
7.1.100.0060.00617.95
7.1.70.0030.00617.15
7.1.60.0140.01119.13
7.1.50.0030.02016.92
7.1.00.0100.07022.48
7.0.200.0070.00715.08
7.0.60.0000.04320.04
7.0.50.0100.04017.79
7.0.40.0170.07720.40
7.0.30.0230.04320.15
7.0.20.0370.03320.24
7.0.10.0130.08020.32
7.0.00.0070.04020.04
5.6.280.0000.05320.89
5.6.210.0030.04020.75
5.6.200.0100.08318.29
5.6.190.0100.08320.48
5.6.180.0400.05720.33
5.6.170.0200.08720.47
5.6.160.0030.05720.51
5.6.150.0100.07318.21
5.6.140.0000.08318.27
5.6.130.0170.07718.24
5.6.120.0030.04321.02
5.6.110.0070.04321.13
5.6.100.0000.07721.11
5.6.90.0000.04721.08
5.6.80.0100.06320.37
5.6.70.0170.05020.50
5.5.350.0030.05720.41
5.5.340.0070.08017.97
5.5.330.0070.08320.27
5.5.320.0070.04720.30
5.5.310.0170.04020.37
5.5.300.0070.06018.00
5.5.290.0030.04317.93
5.5.280.0070.07720.98
5.5.270.0100.05020.80
5.5.260.0130.07720.77
5.5.250.0070.07020.55
5.5.240.0170.07720.16
5.4.450.0730.05319.59
5.4.440.0730.05719.45
5.4.430.0700.05719.28
5.4.420.0600.06319.56
5.4.410.0700.05019.25
5.4.400.0770.04319.26
5.4.390.0700.05319.23
5.4.380.0730.05018.96
5.4.370.0830.04019.13
5.4.360.0700.05718.96
5.4.350.0700.05019.26
5.4.340.0730.05019.30
5.4.320.0670.05719.14
5.4.310.0630.06019.24
5.4.300.0700.05019.22
5.4.290.0670.05319.24
5.4.280.0670.05718.95
5.4.270.0600.04719.05
5.4.260.0700.04019.22
5.4.250.0570.05319.28
5.4.240.0570.06018.83
5.4.230.0500.05718.95
5.4.220.0570.05019.11
5.4.210.0630.05019.23
5.4.200.0600.04718.84
5.4.190.0530.05319.21
5.4.180.0570.05019.14
5.4.170.0670.04319.18
5.4.160.0930.02718.94
5.4.150.0770.05018.83
5.4.140.0700.05316.46
5.4.130.0670.05016.75
5.4.120.0630.05016.62
5.4.110.0600.05316.30
5.4.100.0570.05016.66
5.4.90.0470.05316.50
5.4.80.0470.05716.31
5.4.70.0100.04716.25
5.4.60.0170.04716.63
5.4.50.0730.06316.41
5.4.40.0600.04716.62
5.4.30.0430.04716.59
5.4.20.0470.04716.59
5.4.10.0570.05016.49
5.4.00.0330.05315.83

preferences:
54.36 ms | 401 KiB | 5 Q