3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { var $a; function A() { $this->a = 'a'; } } class B extends A { } $b = new B; var_dump($b);

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)
8.3.60.0120.00918.43
8.3.50.0130.00721.86
8.3.40.0100.00718.57
8.3.30.0070.00719.10
8.3.20.0000.00820.19
8.3.10.0050.00322.15
8.3.00.0140.00722.43
8.2.180.0160.00016.48
8.2.170.0040.01222.96
8.2.160.0090.00620.86
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00419.24
8.2.110.0060.00322.11
8.2.100.0080.00319.57
8.2.90.0040.00419.09
8.2.80.0050.00317.97
8.2.70.0050.00317.38
8.2.60.0000.00717.93
8.2.50.0030.00618.07
8.2.40.0040.00418.09
8.2.30.0000.00718.07
8.2.20.0080.00017.64
8.2.10.0040.00419.43
8.2.00.0030.00617.62
8.1.280.0070.01125.92
8.1.270.0040.00422.27
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00423.84
8.1.230.0000.01119.10
8.1.220.0000.00817.74
8.1.210.0030.00618.77
8.1.200.0040.00417.23
8.1.190.0040.00417.53
8.1.180.0000.00918.64
8.1.170.0090.00018.53
8.1.160.0070.00021.86
8.1.150.0000.00718.61
8.1.140.0020.00517.36
8.1.130.0000.00717.77
8.1.120.0080.00017.29
8.1.110.0030.00517.43
8.1.100.0050.00217.37
8.1.90.0000.00717.43
8.1.80.0000.00717.34
8.1.70.0040.00417.36
8.1.60.0030.00617.54
8.1.50.0040.00417.35
8.1.40.0000.00717.30
8.1.30.0050.00317.55
8.1.20.0030.00517.48
8.1.10.0030.00617.54
8.1.00.0040.00417.44
8.0.300.0070.00018.77
8.0.290.0080.00017.04
8.0.280.0040.00418.29
8.0.270.0080.00017.23
8.0.260.0000.00618.38
8.0.250.0070.00016.82
8.0.240.0000.00816.90
8.0.230.0070.00016.93
8.0.220.0030.00316.82
8.0.210.0040.00416.81
8.0.200.0000.00716.78
8.0.190.0080.00316.93
8.0.180.0000.00716.86
8.0.170.0040.00416.85
8.0.160.0040.00416.92
8.0.150.0070.00016.83
8.0.140.0040.00416.68
8.0.130.0000.00613.25
8.0.120.0040.00416.80
8.0.110.0070.00016.71
8.0.100.0000.00816.70
8.0.90.0030.00616.71
8.0.80.0120.00416.77
8.0.70.0000.00816.89
8.0.60.0000.00716.84
8.0.50.0040.00416.88
8.0.30.0130.00917.10
8.0.20.0100.00817.40
8.0.10.0000.00717.01
8.0.00.0100.00816.72
7.4.330.0000.00615.07
7.4.320.0060.00016.56
7.4.300.0000.00716.49
7.4.290.0000.00716.61
7.4.280.0000.00716.50
7.4.270.0030.00316.40
7.4.260.0030.00316.44
7.4.250.0040.00416.50
7.4.240.0040.00316.59
7.4.230.0080.00016.43
7.4.220.0180.00016.71
7.4.210.0080.00716.52
7.4.200.0000.00716.60
7.4.190.0080.00016.56
7.4.160.0050.01016.61
7.4.150.0030.01417.40
7.4.140.0120.00817.86
7.4.130.0090.01016.43
7.4.120.0100.00916.45
7.4.110.0080.00816.51
7.4.100.0030.01616.47
7.4.90.0060.01216.48
7.4.80.0090.01119.39
7.4.70.0060.00916.43
7.4.60.0120.00616.36
7.4.50.0030.00516.39
7.4.40.0030.01322.77
7.4.30.0000.01716.64
7.4.00.0080.00715.01
7.3.330.0000.00513.30
7.3.320.0000.00513.13
7.3.310.0040.00416.30
7.3.300.0000.00616.34
7.3.290.0110.00716.45
7.3.280.0070.00816.38
7.3.270.0080.00817.40
7.3.260.0130.01016.33
7.3.250.0100.00816.30
7.3.240.0120.00916.30
7.3.230.0060.01516.39
7.3.210.0060.01316.36
7.3.200.0070.01319.39
7.3.190.0000.01816.30
7.3.180.0060.00916.61
7.3.170.0030.01316.54
7.3.160.0130.00316.43
7.3.120.0070.00814.80
7.3.110.0070.01114.78
7.3.100.0000.01514.68
7.3.90.0120.00314.71
7.3.80.0070.00714.75
7.3.70.0000.01114.55
7.3.60.0110.00314.65
7.3.50.0060.00614.82
7.3.40.0040.00814.91
7.3.30.0050.00314.58
7.3.20.0080.00516.57
7.3.10.0000.01716.79
7.3.00.0110.00416.63
7.2.330.0120.00616.57
7.2.320.0100.01316.71
7.2.310.0000.02016.37
7.2.300.0060.01616.32
7.2.290.0060.01016.70
7.2.250.0120.00615.05
7.2.240.0100.01015.05
7.2.230.0030.01014.88
7.2.220.0060.01015.20
7.2.210.0060.00615.22
7.2.200.0000.00915.12
7.2.190.0040.01214.95
7.2.180.0030.00614.78
7.2.170.0090.00014.88
7.2.60.0060.01016.95
7.2.00.0030.01019.22
7.1.330.0070.00715.61
7.1.320.0030.01115.80
7.1.310.0040.01115.50
7.1.300.0040.00815.59
7.1.290.0070.00715.70
7.1.280.0070.00715.81
7.1.270.0000.01515.72
7.1.260.0060.00915.78
7.1.200.0030.00915.61
7.1.100.0090.00317.90
7.1.70.0060.00317.21
7.1.60.0130.01019.82
7.1.50.0000.01117.02
7.1.00.0070.07322.27
7.0.200.0050.00216.50
7.0.140.0030.07321.96
7.0.60.0070.08320.02
7.0.50.0030.05717.95
7.0.40.0100.03719.97
7.0.30.0130.04720.15
7.0.20.0370.04320.28
7.0.10.0170.04720.23
7.0.00.0100.08320.21
5.6.280.0100.06720.99
5.6.210.0030.08320.54
5.6.200.0070.08318.29
5.6.190.0030.08020.63
5.6.180.3270.04720.48
5.6.170.0230.08020.47
5.6.160.0100.08020.62
5.6.150.0030.04018.19
5.6.140.0100.04318.15
5.6.130.0130.07718.15
5.6.120.0100.08321.00
5.6.110.0100.07021.11
5.6.100.0000.09020.89
5.6.90.0070.09021.00
5.6.80.0030.06320.38
5.6.70.0300.08020.49
5.5.350.0070.08320.34
5.5.340.0130.05317.95
5.5.330.0070.05320.57
5.5.320.0200.07720.35
5.5.310.0270.05320.34
5.5.300.0100.05717.92
5.5.290.0030.05017.92
5.5.280.0100.08320.88
5.5.270.0030.04720.64
5.5.260.0170.07320.79
5.5.250.0100.06020.49
5.5.240.0170.05720.28
5.4.450.0470.06019.40
5.4.440.0500.06319.17
5.4.430.0200.07019.41
5.4.420.0100.06319.56
5.4.410.0130.05319.46
5.4.400.1030.00018.74
5.4.390.0830.00018.63
5.4.380.0170.05718.84
5.4.370.0400.05018.46
5.4.360.0370.04718.47
5.4.350.0230.05318.53
5.4.340.0230.05718.85
5.4.320.0050.03812.50
5.4.310.0060.03912.50
5.4.300.0080.03912.50
5.4.290.0070.05412.50
5.4.280.0050.05112.39
5.4.270.0050.03912.39
5.4.260.0070.05018.96
5.4.250.0130.05018.80
5.4.240.0070.05318.95
5.4.230.0170.05018.90
5.4.220.0070.05718.63
5.4.210.0130.04718.80
5.4.200.0130.04319.00
5.4.190.0070.07018.72
5.4.180.0070.05718.93
5.4.170.0100.05318.77
5.4.160.0000.07018.60
5.4.150.0100.07718.60
5.4.140.0100.05716.43
5.4.130.0130.06716.43
5.4.120.0130.05716.62
5.4.110.0100.05016.43
5.4.100.0100.05016.40
5.4.90.0030.05316.43
5.4.80.0200.03716.52
5.4.70.0130.04316.52
5.4.60.0030.05716.43
5.4.50.0100.04316.30
5.4.40.0070.06316.61
5.4.30.0100.04716.42
5.4.20.0130.06016.35
5.4.10.0170.04316.32
5.4.00.0070.05315.83
5.3.290.0060.03812.80
5.3.280.0200.04014.81
5.3.270.0030.07714.69
5.3.260.0030.05314.59
5.3.250.0030.05314.68
5.3.240.0100.07014.69
5.3.230.0030.05714.83
5.3.220.0130.05014.75
5.3.210.0070.05714.65
5.3.200.0170.04014.74
5.3.190.0170.05314.64
5.3.180.0100.05314.72
5.3.170.0100.04714.70
5.3.160.0070.05714.69
5.3.150.0030.05314.72
5.3.140.0030.05314.39
5.3.130.0130.05014.72
5.3.120.0070.05714.71
5.3.110.0130.05714.63
5.3.100.0070.06013.86
5.3.90.0070.07314.02
5.3.80.0030.05314.18
5.3.70.0070.05313.98
5.3.60.0030.05714.00
5.3.50.0100.04713.87
5.3.40.0000.06313.93
5.3.30.0100.04713.98
5.3.20.0100.06013.76
5.3.10.0070.05713.82
5.3.00.0070.05313.72
5.2.170.0000.05011.13
5.2.160.0000.04711.23
5.2.150.0030.04311.11
5.2.140.0070.04011.21
5.2.130.0170.04011.09
5.2.120.0000.04711.18
5.2.110.0100.03711.28
5.2.100.0070.03711.00
5.2.90.0170.04311.16
5.2.80.0070.05011.18
5.2.70.0000.04711.07
5.2.60.0100.03711.05
5.2.50.0170.04711.11
5.2.40.0130.03311.07
5.2.30.0070.06311.13
5.2.20.0000.04311.04
5.2.10.0030.04310.84
5.2.00.0100.03310.71
5.1.60.0030.0339.91
5.1.50.0030.04010.20
5.1.40.0000.0379.89
5.1.30.0030.03710.16
5.1.20.0070.03710.54
5.1.10.0100.04010.13
5.1.00.0030.03710.17
5.0.50.0030.0338.59
5.0.40.0070.0308.41
5.0.30.0000.0438.20
5.0.20.0070.0238.26
5.0.10.0100.0238.17
5.0.00.0070.0408.22
4.4.90.0100.0177.05
4.4.80.0070.0277.05
4.4.70.0070.0177.05
4.4.60.0070.0177.05
4.4.50.0030.0207.05
4.4.40.0030.0307.05
4.4.30.0070.0207.05
4.4.20.0030.0207.05
4.4.10.0030.0237.05
4.4.00.0030.0337.05
4.3.110.0030.0207.05
4.3.100.0000.0237.05
4.3.90.0000.0307.05
4.3.80.0030.0407.05
4.3.70.0000.0237.05
4.3.60.0030.0307.05
4.3.50.0030.0207.05
4.3.40.0000.0377.05
4.3.30.0100.0137.05
4.3.20.0070.0177.05
4.3.10.0000.0237.05
4.3.00.0130.0207.46

preferences:
46.05 ms | 401 KiB | 5 Q