3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Image { public $a="s"; }; class Headed extends Image { }; class Dimension { function __construct(Image $image) { echo get_class($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)
8.3.40.0130.01018.48
8.3.30.0040.01118.67
8.3.20.0080.00018.63
8.3.10.0030.00618.82
8.3.00.0040.00419.26
8.2.170.0070.00722.96
8.2.160.0090.00618.89
8.2.150.0070.00324.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0000.00720.69
8.2.110.0030.00620.52
8.2.100.0060.00617.72
8.2.90.0050.00517.75
8.2.80.0030.00718.52
8.2.70.0040.00417.50
8.2.60.0050.00317.38
8.2.50.0000.00817.79
8.2.40.0040.00419.47
8.2.30.0000.00917.77
8.2.20.0060.00617.51
8.2.10.0040.00417.62
8.2.00.0040.00417.61
8.1.270.0070.00023.99
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0030.00723.63
8.1.230.0040.00721.03
8.1.220.0050.00318.57
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0080.00017.23
8.1.180.0040.00418.10
8.1.170.0000.00817.62
8.1.160.0000.00719.07
8.1.150.0000.00718.63
8.1.140.0040.00417.39
8.1.130.0030.00317.83
8.1.120.0000.00817.40
8.1.110.0000.00717.29
8.1.100.0030.00517.43
8.1.90.0040.00417.43
8.1.80.0050.00317.40
8.1.70.0000.00817.36
8.1.60.0000.00817.48
8.1.50.0070.00017.34
8.1.40.0080.00017.52
8.1.30.0040.00417.66
8.1.20.0030.00617.55
8.1.10.0050.00317.57
8.1.00.0040.00417.39
8.0.300.0060.00319.04
8.0.290.0000.00716.75
8.0.280.0000.00818.45
8.0.270.0000.00717.25
8.0.260.0030.00316.77
8.0.250.0040.00416.98
8.0.240.0060.00316.98
8.0.230.0040.00416.93
8.0.220.0000.00716.90
8.0.210.0040.00416.89
8.0.200.0060.00016.95
8.0.190.0050.00316.96
8.0.180.0040.00416.83
8.0.170.0040.00416.87
8.0.160.0040.00316.96
8.0.150.0000.00716.81
8.0.140.0050.00316.88
8.0.130.0000.00513.39
8.0.120.0100.00316.78
8.0.110.0070.00016.69
8.0.100.0050.00316.72
8.0.90.0040.00416.84
8.0.80.0110.00716.89
8.0.70.0000.00816.72
8.0.60.0000.00816.91
8.0.50.0000.00716.78
8.0.30.0090.00917.17
8.0.20.0110.00917.19
8.0.10.0000.00716.95
8.0.00.0080.01116.99
7.4.330.0050.00012.91
7.4.320.0070.00016.41
7.4.300.0030.00316.41
7.4.290.0040.00416.43
7.4.280.0060.00316.46
7.4.270.0030.00316.61
7.4.260.0050.00013.26
7.4.250.0040.00416.60
7.4.240.0000.00716.58
7.4.230.0040.00216.63
7.4.220.0070.01316.64
7.4.210.0070.01416.58
7.4.200.0000.00716.40
7.4.190.0070.00016.47
7.4.160.0090.00616.61
7.4.150.0110.00616.48
7.4.140.0170.00316.39
7.4.130.0140.00416.48
7.4.120.0120.00616.57
7.4.110.0090.00916.57
7.4.100.0040.01416.58
7.4.90.0140.00516.53
7.4.80.0070.01119.39
7.4.70.0140.00316.46
7.4.60.0070.01016.42
7.4.50.0120.00016.57
7.4.40.0070.00716.63
7.4.30.0070.01016.43
7.4.10.0150.00414.64
7.4.00.0090.00614.98
7.3.330.0030.00313.21
7.3.320.0030.00313.24
7.3.310.0000.00716.19
7.3.300.0070.00016.25
7.3.290.0070.01016.34
7.3.280.0090.00616.29
7.3.270.0110.00816.40
7.3.260.0060.01216.36
7.3.250.0090.01016.24
7.3.240.0130.00816.24
7.3.230.0100.00716.44
7.3.210.0130.00316.40
7.3.200.0080.00816.58
7.3.190.0060.00916.37
7.3.180.0040.01216.31
7.3.170.0080.00816.45
7.3.160.0060.01016.38
7.3.130.0100.01014.51
7.3.120.0090.00914.71
7.3.110.0090.00814.73
7.3.100.0050.00814.72
7.3.90.0060.00414.70
7.3.80.0070.00714.69
7.3.70.0020.01014.76
7.3.60.0070.01014.72
7.3.50.0000.01214.82
7.3.40.0050.00614.66
7.3.30.0030.00714.72
7.3.20.0090.00316.43
7.3.10.0070.00516.50
7.3.00.0050.00616.51
7.2.330.0030.01516.68
7.2.320.0030.01316.32
7.2.310.0160.00616.72
7.2.300.0060.01216.34
7.2.290.0060.00916.63
7.2.260.0030.01615.04
7.2.250.0070.01115.21
7.2.240.0090.00814.79
7.2.230.0100.00515.08
7.2.220.0000.01214.95
7.2.210.0090.00414.80
7.2.200.0050.00914.98
7.2.190.0060.00414.90
7.2.180.0070.00715.02
7.2.170.0050.00714.73
7.2.160.0140.00015.10
7.2.150.0060.00616.82
7.2.140.0070.00416.98
7.2.130.0090.00617.02
7.2.120.0060.00316.83
7.2.110.0070.00416.65
7.2.100.0090.00016.91
7.2.90.0000.01016.99
7.2.80.0130.00316.72
7.2.70.0090.00916.52
7.2.60.0100.00316.85
7.2.50.0050.00916.74
7.2.40.0040.01217.09
7.2.30.0000.01216.95
7.2.20.0000.00916.96
7.2.10.0040.01116.61
7.2.00.0030.01017.97
7.1.330.0030.00815.65
7.1.320.0000.01415.68
7.1.310.0080.00315.90
7.1.300.0050.00615.76
7.1.290.0020.01015.63
7.1.280.0060.00615.67
7.1.270.0080.00815.71
7.1.260.0060.00715.72
7.1.250.0100.00315.78
7.1.240.0080.00415.68
7.1.230.0100.00715.78
7.1.220.0060.00615.74
7.1.210.0000.01315.62
7.1.200.0080.00715.61
7.1.190.0040.00715.86
7.1.180.0000.01115.82
7.1.170.0060.00915.80
7.1.160.0040.00815.80
7.1.150.0030.00915.66
7.1.140.0110.00315.89
7.1.130.0040.01115.81
7.1.120.0050.00515.62
7.1.110.0030.00915.71
7.1.100.0000.01015.92
7.1.90.0040.01115.45
7.1.80.0070.00715.80
7.1.70.0040.00616.37
7.1.60.0090.01017.50
7.1.50.0050.00716.14
7.1.40.0040.01115.75
7.1.30.0040.00415.54
7.1.20.0060.00615.75
7.1.10.0120.00315.55
7.1.00.0050.04219.11
7.0.330.0070.00715.30
7.0.320.0040.01115.13
7.0.310.0110.00415.34
7.0.300.0030.01115.35
7.0.290.0030.00615.21
7.0.280.0000.01215.38
7.0.270.0070.00715.40
7.0.260.0050.00315.45
7.0.250.0090.00315.22
7.0.240.0000.01415.45
7.0.230.0060.00615.45
7.0.220.0080.00515.40
7.0.210.0040.00715.42
7.0.200.0090.00316.10
7.0.190.0090.00615.24
7.0.180.0090.00015.15
7.0.170.0080.00015.42
7.0.160.0030.01015.30
7.0.150.0040.00815.27
7.0.140.0050.03718.62
7.0.130.0060.00315.50
7.0.120.0050.03318.74
7.0.110.0030.01015.12
7.0.100.0040.00415.32
7.0.90.0030.00715.29
7.0.80.0030.00815.35
7.0.70.0100.00715.29
7.0.60.0030.02517.59
7.0.50.0140.02716.58
7.0.40.0170.04316.79
7.0.30.0200.04316.89
7.0.20.0160.03116.73
7.0.10.0230.04116.87
7.0.00.0160.02716.71
5.6.400.0000.01014.47
5.6.390.0000.01114.61
5.6.380.0060.00614.45
5.6.370.0060.01214.12
5.6.360.0000.01414.27
5.6.350.0050.00514.59
5.6.340.0100.00714.66
5.6.330.0070.01014.26
5.6.320.0000.01414.51
5.6.310.0000.01113.98
5.6.300.0060.00814.62
5.6.290.0110.00314.37
5.6.280.0070.03817.69
5.6.270.0030.01214.39
5.6.260.0000.00914.53
5.6.250.0040.01014.11
5.6.240.0000.01614.36
5.6.230.0100.00714.04
5.6.220.0090.00314.19
5.6.210.0080.04017.40
5.6.200.0050.02516.25
5.6.190.0220.04517.38
5.6.180.0150.02417.37
5.6.170.0170.02817.64
5.6.160.0170.04617.29
5.6.150.0180.03917.15
5.6.140.0200.04417.36
5.6.130.0190.02717.40
5.6.120.0170.02517.29
5.6.110.0130.04917.44
5.6.100.0170.02417.20
5.6.90.0160.02617.33
5.6.80.0160.03016.81
5.6.70.0130.02916.99
5.6.60.0200.03616.88
5.6.50.0220.03816.88
5.6.40.0150.03816.81
5.6.30.0170.03716.97
5.6.20.0200.04016.89
5.6.10.0180.03816.94
5.6.00.0200.04016.86
5.5.380.0090.00613.88
5.5.370.0100.00314.18
5.5.360.0090.00314.13
5.5.350.0210.04217.22
5.5.340.0100.02716.10
5.5.330.0200.02617.12
5.5.320.0220.03817.15
5.5.310.0150.03717.11
5.5.300.0180.04717.33
5.5.290.0170.02717.24
5.5.280.0180.03017.21
5.5.270.0200.02517.34
5.5.260.0170.03917.16
5.5.250.0160.03717.01
5.5.240.0220.03816.70
5.5.230.0130.04117.04
5.5.220.0190.04016.63
5.5.210.0190.03916.92
5.5.200.0220.03916.78
5.5.190.0170.04116.82
5.5.180.0120.03716.64
5.5.170.0030.00714.27
5.5.160.0190.03216.62
5.5.150.0200.03716.74
5.5.140.0210.03416.80
5.5.130.0200.04316.80
5.5.120.0150.03116.79
5.5.110.0210.03816.77
5.5.100.0180.02316.52
5.5.90.0200.02316.86
5.5.80.0150.04316.85
5.5.70.0170.02216.61
5.5.60.0160.02716.74
5.5.50.0170.03716.92
5.5.40.0180.03816.68
5.5.30.0230.03516.66
5.5.20.0180.03616.67
5.5.10.0220.02516.83
5.5.00.0200.04016.56
5.4.450.0160.02015.12
5.4.440.0190.03915.38
5.4.430.0150.03215.28
5.4.420.0130.02315.37
5.4.410.0200.03315.30
5.4.400.0180.02815.04
5.4.390.0200.03714.87
5.4.380.0140.02415.00
5.4.370.0170.03714.84
5.4.360.0180.04015.13
5.4.350.0210.03215.02
5.4.340.0200.03515.02
5.4.330.0090.00310.85
5.4.320.0200.03815.11
5.4.310.0130.02314.98
5.4.300.0170.02715.03
5.4.290.0160.02614.89
5.4.280.0150.02815.12
5.4.270.0240.03014.99
5.4.260.0230.02914.81
5.4.250.0220.02215.10
5.4.240.0140.02514.89
5.4.230.0220.02015.04
5.4.220.0170.03315.03
5.4.210.0160.02515.08
5.4.200.0170.03514.95
5.4.190.0130.02814.92
5.4.180.0140.02114.84
5.4.170.0180.03714.93
5.4.160.0120.02514.95
5.4.150.0190.03215.14
5.4.140.0170.04013.54
5.4.130.0190.03513.85
5.4.120.0260.03113.71
5.4.110.0150.03913.54
5.4.100.0240.03213.53
5.4.90.0180.03813.83
5.4.80.0180.03513.57
5.4.70.0230.03013.90
5.4.60.0190.03513.58
5.4.50.0120.03713.67
5.4.40.0150.03513.65
5.4.30.0120.02513.69
5.4.20.0130.04013.78
5.4.10.0150.02913.67
5.4.00.0220.03313.38
5.3.290.0170.03012.60
5.3.280.0210.03212.46
5.3.270.0170.03312.70
5.3.260.0100.02312.47
5.3.250.0180.03312.70
5.3.240.0180.03812.58
5.3.230.0220.02812.58
5.3.220.0170.03212.33
5.3.210.0180.02512.44
5.3.200.0180.03412.45
5.3.190.0150.04012.42
5.3.180.0170.03612.66
5.3.170.0170.03812.47
5.3.160.0150.04212.62
5.3.150.0170.03612.45
5.3.140.0150.02012.47
5.3.130.0170.02512.46
5.3.120.0150.02312.58
5.3.110.0190.03512.50
5.3.100.0200.02312.34
5.3.90.0210.03712.19
5.3.80.0190.03312.22
5.3.70.0180.03712.14
5.3.60.0150.03412.25
5.3.50.0130.04112.14
5.3.40.0160.03112.30
5.3.30.0240.02812.15
5.3.20.0170.03812.27
5.3.10.0190.02012.02
5.3.00.0200.03812.07
5.2.170.0230.05714.02
5.2.160.0200.04014.02
5.2.150.0200.04014.02
5.2.140.0230.06014.02
5.2.130.0270.03014.02
5.2.120.0230.04314.02
5.2.110.0300.05014.02
5.2.100.0200.03714.02
5.2.90.0230.05314.02
5.2.80.0230.05714.02
5.2.70.0270.06014.02
5.2.60.0270.03314.02
5.2.50.0200.05314.02
5.2.40.0200.04014.02
5.2.30.0200.04014.02
5.2.20.0230.05314.02
5.2.10.0270.05014.02
5.2.00.0230.02314.02
5.1.60.0200.03314.02
5.1.50.0270.04314.02
5.1.40.0230.04714.02
5.1.30.0300.02314.02
5.1.20.0130.03314.02
5.1.10.0200.05314.02
5.1.00.0130.03014.02
5.0.50.0170.04014.02
5.0.40.0130.04314.02
5.0.30.0130.05714.02
5.0.20.0130.03314.02
5.0.10.0100.02714.02
5.0.00.0100.06314.02
4.4.90.0100.02014.02
4.4.80.0100.03314.02
4.4.70.0100.01714.02
4.4.60.0070.02314.02
4.4.50.0130.02714.02
4.4.40.0100.05714.02
4.4.30.0070.02714.02
4.4.20.0100.02714.02
4.4.10.0100.01714.02
4.4.00.0170.02714.02
4.3.110.0130.01714.02
4.3.100.0100.03314.02
4.3.90.0070.03714.02
4.3.80.0130.04314.02
4.3.70.0130.02314.02
4.3.60.0200.02714.02
4.3.50.0130.02714.02
4.3.40.0170.05014.02
4.3.30.0070.02314.02
4.3.20.0070.03314.02
4.3.10.0100.03014.02
4.3.00.0030.03714.02

preferences:
52.78 ms | 400 KiB | 5 Q