3v4l.org

run code in 300+ PHP versions simultaneously
<?php class C implements ArrayAccess { public function offsetGet($k) { echo "offsetGet: "; var_dump($k); } public function offsetSet($k, $v) { echo "offsetSet: "; var_dump($k); } public function offsetExists($k) { echo "offsetExists: "; var_dump($k); } public function offsetUnset($k) { echo "offsetUnset: "; var_dump($k); } } $x = new C(); $k = '123'; var_dump($x[('123')]); var_dump($x[('123')] = 4); var_dump(isset($x[('123')])); unset($x[('123')]);

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)
8.3.60.0070.00718.68
8.3.50.0060.01222.14
8.3.40.0090.00618.81
8.3.30.0090.00619.01
8.3.20.0040.00420.16
8.3.10.0030.00523.70
8.3.00.0030.00519.38
8.2.180.0130.00616.50
8.2.170.0150.00022.96
8.2.160.0100.00320.45
8.2.150.0030.00624.18
8.2.140.0050.00324.66
8.2.130.0000.00826.16
8.2.120.0040.00422.23
8.2.110.0090.00020.61
8.2.100.0040.00718.16
8.2.90.0040.00419.20
8.2.80.0030.00517.97
8.2.70.0040.00917.63
8.2.60.0080.00418.05
8.2.50.0060.00318.07
8.2.40.0080.00020.07
8.2.30.0080.00018.00
8.2.20.0000.00717.76
8.2.10.0040.00418.11
8.2.00.0040.00417.75
8.1.280.0090.00625.92
8.1.270.0030.00623.84
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0090.00023.81
8.1.230.0040.00819.15
8.1.220.0040.00417.79
8.1.210.0050.00318.77
8.1.200.0030.00617.23
8.1.190.0000.00817.35
8.1.180.0000.00818.10
8.1.170.0000.00818.71
8.1.160.0040.00422.06
8.1.150.0000.00718.95
8.1.140.0040.00417.37
8.1.130.0070.00317.76
8.1.120.0030.00317.46
8.1.110.0040.00417.37
8.1.100.0020.00517.49
8.1.90.0000.00717.35
8.1.80.0000.00717.43
8.1.70.0000.00717.33
8.1.60.0040.00417.46
8.1.50.0000.00817.51
8.1.40.0030.00617.54
8.1.30.0090.00017.62
8.1.20.0030.00617.71
8.1.10.0030.00617.56
8.1.00.0040.00417.43
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0000.00718.45
8.0.270.0030.00317.16
8.0.260.0030.00317.25
8.0.250.0000.00716.95
8.0.240.0030.00316.95
8.0.230.0080.00016.84
8.0.220.0080.00016.77
8.0.210.0000.00716.75
8.0.200.0030.00316.93
8.0.190.0000.00816.82
8.0.180.0040.00416.92
8.0.170.0000.00816.89
8.0.160.0030.00316.80
8.0.150.0040.00416.93
8.0.140.0000.00716.86
8.0.130.0030.00313.42
8.0.120.0080.00016.95
8.0.110.0000.00916.88
8.0.100.0050.00216.89
8.0.90.0000.00716.82
8.0.80.0080.00916.87
8.0.70.0070.00016.76
8.0.60.0050.00216.87
8.0.50.0040.00416.92
8.0.30.0110.01117.15
8.0.20.0090.01017.40
8.0.10.0040.00416.98
8.0.00.0120.00816.62
7.4.330.0020.00215.00
7.4.320.0030.00316.48
7.4.300.0030.00316.53
7.4.290.0040.00416.60
7.4.280.0040.00416.53
7.4.270.0030.00316.37
7.4.260.0070.00016.38
7.4.250.0040.00416.58
7.4.240.0030.00316.48
7.4.230.0000.00716.63
7.4.220.0060.01116.55
7.4.210.0080.00616.60
7.4.200.0000.00716.48
7.4.160.0160.00816.55
7.4.150.0090.00917.40
7.4.140.0120.00517.86
7.4.130.0090.01016.54
7.4.120.0080.01216.41
7.4.110.0130.01016.47
7.4.100.0090.00916.42
7.4.90.0090.00916.48
7.4.80.0000.01719.39
7.4.70.0060.00916.45
7.4.60.0000.01516.43
7.4.50.0000.00916.24
7.4.40.0030.01316.54
7.4.30.0060.01216.69
7.4.00.0110.00614.79
7.3.330.0000.00613.25
7.3.320.0030.00313.17
7.3.310.0030.00316.35
7.3.300.0000.00716.30
7.3.290.0030.01216.36
7.3.280.0110.00416.34
7.3.270.0090.00917.40
7.3.260.0100.00716.36
7.3.240.0030.01516.35
7.3.230.0030.01516.39
7.3.210.0070.01016.71
7.3.200.0070.01419.39
7.3.190.0180.00016.45
7.3.180.0030.01316.63
7.3.170.0070.01016.45
7.3.160.0030.01216.41
7.3.120.0070.01014.58
7.3.110.0070.01414.91
7.3.100.0100.00714.88
7.3.90.0070.00314.69
7.3.80.0060.00314.77
7.3.70.0030.01014.48
7.3.60.0030.01014.39
7.3.50.0070.00714.60
7.3.40.0120.00314.81
7.3.30.0060.00614.84
7.3.20.0100.00716.86
7.3.10.0040.00816.69
7.3.00.0070.00916.72
7.2.330.0100.01016.39
7.2.320.0100.00716.91
7.2.310.0100.00816.61
7.2.300.0120.01316.43
7.2.290.0040.01316.70
7.2.250.0030.01615.05
7.2.240.0090.00915.26
7.2.230.0100.00714.91
7.2.220.0060.00614.68
7.2.210.0000.00915.02
7.2.200.0100.00615.13
7.2.190.0130.00315.05
7.2.180.0060.00914.80
7.2.170.0000.01515.22
7.2.130.0040.01116.88
7.2.120.0090.00616.96
7.2.110.0090.00016.91
7.2.100.0100.00316.89
7.2.90.0060.00916.86
7.2.80.0040.00816.63
7.2.70.0070.00716.91
7.2.60.0090.00616.87
7.2.50.0080.00416.90
7.2.40.0000.01416.91
7.2.30.0000.01317.01
7.2.20.0070.00416.98
7.2.10.0060.00617.01
7.2.00.0060.01017.95
7.1.330.0060.00616.03
7.1.320.0290.00715.61
7.1.310.0060.01015.54
7.1.300.0040.00715.76
7.1.290.0000.00915.55
7.1.280.0130.00615.74
7.1.270.0140.00015.77
7.1.260.0000.00916.02
7.1.250.0060.00315.71
7.1.100.0640.00615.27
7.1.70.0040.00417.12
7.1.60.0080.00617.23
7.1.50.0030.01616.78
7.1.00.0130.06722.36
7.0.200.0030.01316.77
7.0.140.0130.06322.12
7.0.60.0030.08319.83
7.0.50.0030.08317.89
7.0.40.0130.07720.02
7.0.30.0200.03720.11
7.0.20.0230.08720.12
7.0.10.0100.06720.07
7.0.00.0070.07320.19
5.6.280.0030.07021.03
5.6.210.0170.07720.63
5.6.200.0070.04018.27
5.6.190.0000.04720.63
5.6.180.0230.08020.63
5.6.170.0300.05020.44
5.6.160.0070.08720.57
5.6.150.0070.04318.25
5.6.140.0100.07718.20
5.6.130.0170.07718.17
5.6.120.0130.04020.76
5.6.110.0070.07321.04
5.6.100.0100.08720.91
5.6.90.0070.09020.99
5.6.80.0070.05720.39
5.5.350.0070.08720.43
5.5.340.0130.05017.99
5.5.330.0200.07720.47
5.5.320.0400.05020.23
5.5.310.0270.04720.30
5.5.300.0100.08017.97
5.5.290.0170.07018.03
5.5.280.0030.08720.96
5.5.270.0070.08320.64
5.5.260.0100.05020.80
5.5.250.0100.05720.58
5.5.240.0330.06720.38
5.4.450.0130.05319.46
5.4.440.0630.06719.46
5.4.430.0200.07019.16
5.4.420.0630.00019.39
5.4.410.0600.00019.35
5.4.400.0630.00019.31
5.4.390.0630.00019.02
5.4.380.0630.00019.02
5.4.370.0670.00019.19
5.4.360.0600.00019.09
5.4.350.0630.00019.11
5.4.340.0030.03612.02
5.4.320.0050.03812.51
5.4.310.0040.04012.50
5.4.300.0080.03512.50
5.4.290.0060.03812.50
5.4.280.0070.03512.39
5.4.270.0040.03812.39
5.4.260.0070.03612.40
5.4.250.0070.03712.40
5.4.240.0060.04312.40
5.4.230.0050.03812.39
5.4.220.0030.03812.39
5.4.210.0060.03512.39
5.4.200.0060.03712.39
5.4.190.0060.03612.39
5.4.180.0070.03512.39
5.4.170.0040.03712.40
5.4.160.0110.03112.39
5.4.150.0050.03712.39
5.4.140.0040.03812.07
5.4.130.0050.03512.06
5.4.120.0050.03512.02
5.4.110.0060.03512.02
5.4.100.0030.03812.02
5.4.90.0060.04012.02
5.4.80.0050.03812.01
5.4.70.0040.03612.01
5.4.60.0070.03312.01
5.4.50.0030.03712.01
5.4.40.0050.03512.00
5.4.30.0100.03112.00
5.4.20.0060.03512.00
5.4.10.0050.03612.00
5.4.00.0060.03611.48
5.3.290.0090.03712.80
5.3.280.0080.03612.70
5.3.270.0030.04012.72
5.3.260.0050.03912.72
5.3.250.0080.03412.72
5.3.240.0080.04012.72
5.3.230.0020.04112.71
5.3.220.0060.03612.68
5.3.210.0050.03912.68
5.3.200.0050.03712.68
5.3.190.0070.03612.68
5.3.180.0050.03712.67
5.3.170.0050.03812.67
5.3.160.0020.04012.68
5.3.150.0100.03212.67
5.3.140.0050.03612.66
5.3.130.0080.03612.66
5.3.120.0060.03912.66
5.3.110.0040.04112.65
5.3.100.0060.03712.13
5.3.90.0020.04112.11
5.3.80.0060.03812.10
5.3.70.0070.03512.10
5.3.60.0070.03412.08
5.3.50.0050.03712.04
5.3.40.0080.03412.04
5.3.30.0060.03511.99
5.3.20.0080.03311.77
5.3.10.0090.03111.73
5.3.00.0040.03711.72
5.2.170.0040.0309.23
5.2.160.0050.0299.23
5.2.150.0040.0319.23
5.2.140.0060.0299.23
5.2.130.0040.0319.18
5.2.120.0030.0309.19
5.2.110.0050.0349.19
5.2.100.0030.0309.19
5.2.90.0050.0289.19
5.2.80.0060.0279.18
5.2.70.0040.0309.19
5.2.60.0060.0299.13
5.2.50.0050.0299.11
5.2.40.0030.0319.08
5.2.30.0030.0309.06
5.2.20.0030.0309.04
5.2.10.0040.0278.95
5.2.00.0030.0298.81
5.1.60.0070.0208.09
5.1.50.0060.0288.09
5.1.40.0060.0228.07
5.1.30.0070.0238.42
5.1.20.0060.0258.45
5.1.10.0030.0288.17
5.1.00.0040.0258.16
5.0.50.0020.0226.65
5.0.40.0030.0196.51
5.0.30.0050.0296.32
5.0.20.0040.0186.29
5.0.10.0040.0196.26
5.0.00.0020.0316.26
4.4.90.0000.0184.78
4.4.80.0030.0174.75
4.4.70.0030.0154.76
4.4.60.0010.0164.75
4.4.50.0020.0154.77
4.4.40.0030.0274.70
4.4.30.0010.0174.75
4.4.20.0040.0214.85
4.4.10.0040.0224.84
4.4.00.0060.0254.76
4.3.110.0040.0144.67
4.3.100.0030.0144.67
4.3.90.0020.0204.64
4.3.80.0020.0274.58
4.3.70.0040.0134.63
4.3.60.0050.0124.63
4.3.50.0030.0154.63
4.3.40.0030.0244.54
4.3.30.0010.0173.30
4.3.20.0020.0163.28
4.3.10.0010.0163.23
4.3.00.0170.0207.43

preferences:
28.36 ms | 401 KiB | 5 Q