3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Image {} class Headed extends Image { } class Dimension { function __construct(Image $image) { } } $h = new Headed; $d = new Dimension($h); ?>

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)
8.3.40.0120.00318.89
8.3.30.0080.00618.95
8.3.20.0050.00319.95
8.3.10.0050.00323.66
8.3.00.0000.00819.25
8.2.170.0100.01018.83
8.2.160.0130.00322.96
8.2.150.0060.00324.18
8.2.140.0000.00824.66
8.2.130.0130.00326.16
8.2.120.0080.00022.11
8.2.110.0040.00421.05
8.2.100.0080.00317.72
8.2.90.0000.00919.22
8.2.80.0000.00817.97
8.2.70.0050.00317.38
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0000.00919.70
8.2.30.0040.00418.08
8.2.20.0060.00317.53
8.2.10.0040.00417.85
8.2.00.0030.00817.68
8.1.270.0050.00322.20
8.1.260.0040.00426.35
8.1.250.0100.00328.09
8.1.240.0000.00822.05
8.1.230.0080.00318.83
8.1.220.0060.00317.74
8.1.210.0080.00018.77
8.1.200.0060.00317.23
8.1.190.0000.00817.28
8.1.180.0060.00318.10
8.1.170.0040.00418.53
8.1.160.0050.00221.86
8.1.150.0050.00218.54
8.1.140.0070.00017.30
8.1.130.0030.00317.82
8.1.120.0030.00317.31
8.1.110.0000.00717.34
8.1.100.0030.00617.45
8.1.90.0040.00417.39
8.1.80.0030.00617.28
8.1.70.0000.00717.34
8.1.60.0030.00617.54
8.1.50.0000.00817.40
8.1.40.0070.00017.41
8.1.30.0050.00317.60
8.1.20.0030.00517.68
8.1.10.0000.00817.39
8.1.00.0000.00817.38
8.0.300.0040.00418.77
8.0.290.0070.00017.04
8.0.280.0030.00318.49
8.0.270.0000.00717.11
8.0.260.0000.00617.18
8.0.250.0000.00616.93
8.0.240.0030.00316.87
8.0.230.0030.00316.85
8.0.220.0000.00716.80
8.0.210.0030.00316.76
8.0.200.0000.00716.82
8.0.190.0000.00916.89
8.0.180.0000.00716.95
8.0.170.0000.00716.89
8.0.160.0000.00717.00
8.0.150.0000.00716.86
8.0.140.0000.00816.83
8.0.130.0000.00513.41
8.0.120.0000.00816.72
8.0.110.0020.00516.82
8.0.100.0060.00316.91
8.0.90.0000.00716.96
8.0.80.0040.01116.80
8.0.70.0000.00716.83
8.0.60.0080.00016.96
8.0.50.0070.00016.82
8.0.30.0100.00717.06
8.0.20.0130.00517.40
8.0.10.0050.00317.03
8.0.00.0090.01016.76
7.4.330.0020.00215.00
7.4.320.0030.00316.58
7.4.300.0030.00316.50
7.4.290.0030.00316.61
7.4.280.0070.00416.63
7.4.270.0030.00316.57
7.4.260.0070.00016.52
7.4.250.0030.00516.56
7.4.240.0020.00516.52
7.4.230.0030.00316.67
7.4.220.0110.00716.59
7.4.210.0060.00916.62
7.4.200.0000.00816.54
7.4.190.0040.00416.31
7.4.160.0130.00316.27
7.4.150.0140.01017.40
7.4.140.0120.00917.86
7.4.130.0150.00416.53
7.4.120.0060.01116.50
7.4.110.0100.00716.53
7.4.100.0070.01116.50
7.4.90.0130.00316.50
7.4.80.0120.00619.39
7.4.70.0100.00716.49
7.4.60.0000.01816.35
7.4.50.0000.00816.15
7.4.40.0070.01022.77
7.4.30.0120.00316.69
7.4.00.0060.00914.88
7.3.330.0000.00513.23
7.3.320.0000.00713.26
7.3.310.0070.00016.26
7.3.300.0060.00016.24
7.3.290.0120.00316.20
7.3.280.0130.00416.20
7.3.270.0100.00717.40
7.3.260.0100.01316.22
7.3.250.0110.01016.33
7.3.240.0110.00416.21
7.3.230.0100.00716.39
7.3.210.0150.00416.32
7.3.200.0160.00619.39
7.3.190.0130.01016.50
7.3.180.0090.00616.12
7.3.170.0100.01016.34
7.3.160.0060.01616.51
7.3.120.0050.01314.73
7.3.00.0030.01216.67
7.2.330.0120.01216.40
7.2.320.0070.01016.47
7.2.310.0080.00816.56
7.2.300.0120.00616.45
7.2.290.0090.00916.37
7.2.130.0070.00716.79
7.2.120.0060.00316.70
7.2.110.0120.00316.43
7.2.100.0100.00316.64
7.2.90.0100.00316.75
7.2.80.0030.00916.69
7.2.70.0120.00316.65
7.2.60.0070.00816.65
7.2.50.0040.00716.65
7.2.40.0030.01316.75
7.2.30.0070.01016.43
7.2.20.0030.01016.79
7.2.10.0060.00916.61
7.2.00.0040.01116.95
7.1.250.0070.00715.72
7.1.240.0030.00915.86
7.1.230.0060.01215.68
7.1.220.0120.00615.72
7.1.210.0040.00815.64
7.1.200.0040.00915.77
7.1.190.0070.00715.55
7.1.180.0000.01415.58
7.1.170.0060.00315.61
7.1.160.0040.00715.77
7.1.150.0070.01015.64
7.1.140.0130.00715.44
7.1.130.0000.01515.61
7.1.120.0100.00715.45
7.1.110.0090.00315.50
7.1.100.0030.01015.60
7.1.90.0050.00315.77
7.1.80.0000.00815.62
7.1.70.0050.00816.24
7.1.60.0090.00416.50
7.1.50.0140.00516.23
7.1.40.0030.00515.73
7.1.30.0060.00615.62
7.1.20.0100.00315.67
7.1.10.0060.00615.60
7.1.00.0050.04019.06
7.0.330.0040.01115.03
7.0.320.0040.00415.09
7.0.310.0000.01114.98
7.0.300.0050.00515.23
7.0.290.0030.01015.16
7.0.280.0140.00415.11
7.0.270.0090.00015.21
7.0.260.0000.01015.38
7.0.250.0080.00815.37
7.0.240.0090.00615.41
7.0.230.0060.00615.41
7.0.220.0020.00515.21
7.0.210.0070.01115.17
7.0.200.0130.00516.04
7.0.190.0070.00715.32
7.0.180.0080.00415.45
7.0.170.0030.00615.42
7.0.160.0030.01015.46
7.0.150.0000.01215.51
7.0.140.0080.03718.77
7.0.130.0000.00915.20
7.0.120.0120.00315.20
7.0.110.0060.00315.41
7.0.100.0050.04017.69
7.0.90.0140.03717.67
7.0.80.0040.03417.58
7.0.70.0130.01417.63
7.0.60.0100.04317.57
7.0.50.0210.04217.72
7.0.40.0070.04316.81
7.0.30.0050.04416.75
7.0.20.0020.04716.69
7.0.10.0050.02716.68
7.0.00.0020.04216.71
5.6.380.0070.00714.46
5.6.370.0030.00814.32
5.6.360.0000.01714.21
5.6.350.0070.00314.16
5.6.340.0030.00613.95
5.6.330.0030.01014.55
5.6.320.0110.00014.46
5.6.310.0030.00614.31
5.6.300.0120.02817.40
5.6.290.0060.00914.62
5.6.280.0080.03617.77
5.6.270.0000.01314.46
5.6.260.0040.00814.39
5.6.250.0040.04017.55
5.6.240.0100.04517.46
5.6.230.0040.03017.38
5.6.220.0090.03917.44
5.6.210.0100.03717.27
5.6.200.0090.04017.60
5.6.190.0070.04517.69
5.6.180.0130.03617.65
5.6.170.0040.02917.47
5.6.160.0080.04117.87
5.6.150.0090.04117.64
5.6.140.0070.04217.50
5.6.130.0110.02317.59
5.6.120.0060.04117.88
5.6.110.0120.03317.76
5.6.100.0110.04317.68
5.6.90.0070.04417.65
5.6.80.0050.03517.25
5.6.70.0120.03617.37
5.6.60.0040.03017.26
5.6.50.0140.03017.30
5.6.40.0040.03417.26
5.6.30.0080.03817.34
5.6.20.0030.03517.25
5.6.10.0080.03617.46
5.6.00.0090.02317.24
5.5.380.0080.04215.77
5.5.370.0020.02515.79
5.5.360.0020.03015.79
5.5.350.0070.03815.77
5.5.340.0070.04216.01
5.5.330.0090.03815.99
5.5.320.0070.04016.03
5.5.310.0070.02316.06
5.5.300.0070.04016.01
5.5.290.0030.04016.03
5.5.280.0100.03616.09
5.5.270.0030.04516.00
5.5.260.0020.04716.01
5.5.250.0110.03915.86
5.5.240.0070.03615.65
5.5.230.0100.03215.60
5.5.220.0060.04615.66
5.5.210.0090.03315.74
5.5.200.0070.03615.70
5.5.190.0050.02215.70
5.5.180.0020.03515.69
5.5.170.0050.00311.18
5.5.160.0110.01615.76
5.5.150.0030.04515.63
5.5.140.0090.03715.71
5.5.130.0080.03515.71
5.5.120.0070.03915.57
5.5.110.0070.04215.68
5.5.100.0050.04315.64
5.5.90.0050.04115.63
5.5.80.0050.03015.64
5.5.70.0050.02815.68
5.5.60.0040.04415.66
5.5.50.0030.03815.63
5.5.40.0070.03815.57
5.5.30.0010.04415.61
5.5.20.0030.04015.60
5.5.10.0100.03715.61
5.5.00.0080.03615.57
5.4.450.0100.04715.20
5.4.440.0070.03015.31
5.4.430.0000.04715.34
5.4.420.0050.03615.22
5.4.410.0060.04015.28
5.4.400.0070.04015.10
5.4.390.0100.03915.09
5.4.380.0110.03815.21
5.4.370.0060.04215.16
5.4.360.0100.03015.19
5.4.350.0060.02515.04
5.4.340.0040.02715.19
5.4.330.0040.00411.18
5.4.320.0030.04215.21
5.4.310.0070.03515.15
5.4.300.0040.04215.06
5.4.290.0050.02815.17
5.4.280.0050.04015.19
5.4.270.0070.04015.18
5.4.260.0040.04315.11
5.4.250.0050.03015.11
5.4.240.0070.03915.10
5.4.230.0020.03615.01
5.4.220.0020.02915.11
5.4.210.0080.03315.02
5.4.200.0020.04515.15
5.4.190.0070.03715.02
5.4.180.0060.03915.16
5.4.170.0030.04315.01
5.4.160.0030.04315.10
5.4.150.0080.03615.06
5.4.140.0020.04413.83
5.4.130.0050.01913.71
5.4.120.0080.03813.85
5.4.110.0070.03613.75
5.4.100.0040.03813.80
5.4.90.0070.01813.87
5.4.80.0050.04013.78
5.4.70.0030.03913.80
5.4.60.0050.03213.76
5.4.50.0030.04113.79
5.4.40.0050.03913.74
5.4.30.0080.03413.75
5.4.20.0030.04213.82
5.4.10.0070.03513.77
5.4.00.0070.03313.52
5.3.290.0070.02512.97
5.3.280.0030.02612.96
5.3.270.0060.03612.95
5.3.260.0020.03012.86
5.3.250.0070.03812.90
5.3.240.0100.03512.91
5.3.230.0080.03512.86
5.3.220.0080.02212.90
5.3.210.0050.02812.90
5.3.200.0020.03012.86
5.3.190.0070.03512.83
5.3.180.0100.03712.93
5.3.170.0060.02312.90
5.3.160.0020.04312.86
5.3.150.0060.03512.88
5.3.140.0020.04512.87
5.3.130.0030.03812.92
5.3.120.0050.02812.90
5.3.110.0050.03812.88
5.3.100.0050.03712.62
5.3.90.0070.02212.59
5.3.80.0070.03712.66
5.3.70.0090.02912.63
5.3.60.0080.02612.59
5.3.50.0050.03512.63
5.3.40.0080.03512.58
5.3.30.0030.04012.51
5.3.20.0070.02012.49
5.3.10.0100.02512.46
5.3.00.0030.02812.37
5.2.170.0020.02611.22
5.2.160.0020.03011.17
5.2.150.0040.03211.12
5.2.140.0000.02411.12
5.2.130.0040.02711.08
5.2.120.0040.03211.12
5.2.110.0030.03311.21
5.2.100.0040.01711.13
5.2.90.0020.01911.10
5.2.80.0070.02411.09
5.2.70.0060.03011.18
5.2.60.0060.03011.08
5.2.50.0050.03311.17
5.2.40.0080.02811.02
5.2.30.0050.01811.09
5.2.20.0040.03011.13
5.2.10.0030.03010.97
5.2.00.0070.03010.92
5.1.60.0000.02710.53
5.1.50.0030.02710.61
5.1.40.0080.02310.62
5.1.30.0080.02310.83
5.1.20.0010.02510.76
5.1.10.0070.01810.67
5.1.00.0030.03010.56
5.0.50.0030.0239.98
5.0.40.0070.0229.98
5.0.30.0040.0239.98
5.0.20.0060.0209.98
5.0.10.0040.0259.98
5.0.00.0050.0339.98
4.4.90.0060.0159.98
4.4.80.0060.0189.98
4.4.70.0030.0199.98
4.4.60.0000.0219.98
4.4.50.0020.0209.98
4.4.40.0010.0289.98
4.4.30.0000.0209.98
4.4.20.0030.0089.98
4.4.10.0000.0229.98
4.4.00.0030.0179.98
4.3.110.0040.0179.98
4.3.100.0030.0129.98
4.3.90.0020.0189.98
4.3.80.0020.0289.98
4.3.70.0020.0189.98
4.3.60.0020.0189.98
4.3.50.0030.0109.98
4.3.40.0000.0179.98
4.3.30.0030.0189.98
4.3.20.0050.0179.98
4.3.10.0020.0199.98
4.3.00.0000.0209.98

preferences:
55.19 ms | 400 KiB | 5 Q