3v4l.org

run code in 300+ PHP versions simultaneously
<?php class ExtendedArrayAccess implements ArrayAccess { private $data = array(); function __construct(array $array = array()) { $this->data = $array; } function offsetExists($offset) { return array_key_exists($offset, $this->data); } function offsetGet($offset) { return $this->data[$offset]; } function offsetSet($offset, $value) { $this->data[$offset] = $value; } function offsetUnset($offset) { unset($this->data[$offset]); } } $array = new ExtendedArrayAccess(); $array[0] = null; $var = $array[0]; assert(isset($var) === false); assert(empty($array[0]) === true);

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)
8.3.60.0040.01118.43
8.3.50.0140.00422.05
8.3.40.0140.00719.02
8.3.30.0090.00618.70
8.3.20.0080.00018.73
8.3.10.0040.00421.14
8.3.00.0030.00621.68
8.2.180.0080.00816.50
8.2.170.0150.00022.96
8.2.160.0030.01320.39
8.2.150.0080.00024.18
8.2.140.0000.00724.66
8.2.130.0000.00726.16
8.2.120.0080.00021.18
8.2.110.0030.00821.06
8.2.100.0040.00717.91
8.2.90.0060.00317.88
8.2.80.0030.00618.04
8.2.70.0030.00618.05
8.2.60.0000.01018.05
8.2.50.0000.00918.10
8.2.40.0040.00422.17
8.2.30.0000.00719.45
8.2.20.0000.00717.90
8.2.10.0070.00017.70
8.2.00.0000.01017.71
8.1.280.0100.01025.92
8.1.270.0040.00423.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0000.01021.04
8.1.230.0040.00719.10
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0070.00417.47
8.1.190.0000.00817.22
8.1.180.0080.00018.10
8.1.170.0000.00918.64
8.1.160.0060.00318.84
8.1.150.0070.00018.71
8.1.140.0040.00417.38
8.1.130.0000.00817.84
8.1.120.0030.00517.50
8.1.110.0030.00617.36
8.1.100.0050.00217.47
8.1.90.0040.00417.46
8.1.80.0000.00717.49
8.1.70.0030.00317.43
8.1.60.0030.00517.59
8.1.50.0050.00217.53
8.1.40.0080.00017.44
8.1.30.0040.00417.59
8.1.20.0030.00517.66
8.1.10.0000.00717.59
8.1.00.0060.00317.57
8.0.300.0060.00319.64
8.0.290.0040.00416.75
8.0.280.0000.00718.40
8.0.270.0040.00417.19
8.0.260.0070.00016.83
8.0.250.0050.00217.01
8.0.240.0000.00816.89
8.0.230.0000.00716.95
8.0.220.0000.00716.88
8.0.210.0000.00716.92
8.0.200.0070.00016.86
8.0.190.0000.00816.93
8.0.180.0000.00716.92
8.0.170.0020.00516.92
8.0.160.0040.00416.88
8.0.150.0050.00316.81
8.0.140.0000.00816.90
8.0.130.0000.00513.36
8.0.120.0030.00616.83
8.0.110.0000.00716.95
8.0.100.0000.00817.03
8.0.90.0000.00816.97
8.0.80.0000.01417.02
8.0.70.0000.00717.08
8.0.60.0040.00417.07
8.0.50.0040.00416.87
8.0.30.0090.01617.10
8.0.20.0090.01017.40
8.0.10.0040.00416.96
8.0.00.0080.01016.61
7.4.330.0020.00216.89
7.4.320.0030.00316.66
7.4.300.0070.00016.43
7.4.290.0030.00316.46
7.4.280.0060.00016.65
7.4.270.0050.00216.51
7.4.260.0050.00013.40
7.4.250.0000.00716.47
7.4.240.0030.00516.63
7.4.230.0070.00016.68
7.4.220.0040.01316.50
7.4.210.0050.01116.58
7.4.200.0080.00016.45
7.4.190.0000.00716.67
7.4.160.0060.00916.56
7.4.150.0110.00717.40
7.4.140.0080.00917.86
7.4.130.0070.01216.48
7.4.120.0110.00816.60
7.4.110.0140.00316.48
7.4.100.0080.00816.45
7.4.90.0100.00716.32
7.4.80.0100.00719.39
7.4.70.0060.01116.70
7.4.60.0060.01616.66
7.4.50.0080.00016.40
7.4.40.0070.01122.77
7.4.30.0140.00316.46
7.4.00.0040.00914.83
7.3.330.0060.00013.29
7.3.320.0030.00313.42
7.3.310.0070.00016.43
7.3.300.0030.00316.28
7.3.290.0090.00616.34
7.3.280.0070.00916.40
7.3.270.0060.01217.40
7.3.260.0080.01118.24
7.3.250.0080.00816.49
7.3.240.0030.02016.43
7.3.230.0030.01316.46
7.3.210.0110.01216.45
7.3.200.0090.01219.39
7.3.190.0130.01016.38
7.3.180.0080.00916.66
7.3.170.0140.00516.42
7.3.160.0100.01016.54
7.3.120.0030.01414.89
7.2.330.0110.00816.77
7.2.320.0100.01316.66
7.2.310.0090.00916.70
7.2.300.0110.01116.71
7.2.290.0120.01116.68
7.1.70.0030.00617.10
7.1.60.0100.01019.17
7.1.50.0040.01116.73
7.1.00.0030.03322.57
7.0.200.0150.00316.77
7.0.140.0030.07022.04
7.0.100.0030.04319.96
7.0.90.0070.04020.14
7.0.80.0100.04320.01
7.0.70.0200.06719.89
7.0.60.0070.04020.00
7.0.50.0000.04720.29
7.0.40.0030.03720.11
7.0.30.0100.05020.19
7.0.20.0030.04320.05
7.0.10.0070.03320.05
7.0.00.0130.06320.14
5.6.280.0000.07721.13
5.6.250.0030.07720.64
5.6.240.0030.04320.65
5.6.230.0000.05720.62
5.6.220.0070.05720.68
5.6.210.0070.04320.59
5.6.200.0000.04321.04
5.6.190.0030.03721.09
5.6.180.0070.05321.14
5.6.170.0030.04320.94
5.6.160.0070.04021.06
5.6.150.0030.03721.09
5.6.140.0070.04021.09
5.6.130.0070.04021.05
5.6.120.0000.04721.11
5.6.110.0070.03321.08
5.6.100.0100.03321.02
5.6.90.0070.05021.04
5.6.80.0070.03320.47
5.6.70.0100.02720.45
5.6.60.0070.03720.39
5.6.50.0070.03020.41
5.6.40.0100.03020.54
5.6.30.0070.04020.39
5.6.20.0000.04320.44
5.6.10.0030.04020.38
5.6.00.0100.03020.29
5.5.380.0030.04320.38
5.5.370.0070.04020.38
5.5.360.0100.05020.39
5.5.350.0030.05720.43
5.5.340.0170.03320.65
5.5.330.0070.03320.74
5.5.320.0070.05320.93
5.5.310.0030.04320.86
5.5.300.0100.03720.65
5.5.290.0100.03720.88
5.5.280.0130.02720.88
5.5.270.0070.04020.77
5.5.260.0030.04320.88
5.5.250.0030.03720.61
5.5.240.0100.04020.15
5.5.230.0030.04320.12
5.5.220.0030.03720.21
5.5.210.0000.04020.02
5.5.200.0070.03720.25
5.5.190.0100.04020.21
5.5.180.0070.03320.27
5.5.160.0100.03320.18
5.5.150.0070.03020.15
5.5.140.0000.04320.14
5.5.130.0070.03320.21
5.5.120.0030.08320.13
5.5.110.0130.04320.28
5.5.100.0000.04319.98
5.5.90.0070.03020.05
5.5.80.0030.04020.08
5.5.70.0100.05720.11
5.5.60.0070.04020.05
5.5.50.0070.03719.97
5.5.40.0030.07019.96
5.5.30.0070.07720.11
5.5.20.0000.04020.15
5.5.10.0070.05720.02
5.5.00.0070.04319.96
5.4.450.0030.04019.20
5.4.440.0030.03719.44
5.4.430.0070.05319.20
5.4.420.0030.03319.41
5.4.410.0070.03719.34
5.4.400.0000.03319.21
5.4.390.0030.03019.06
5.4.380.0070.03319.03
5.4.370.0000.04319.03
5.4.360.0030.03319.05
5.4.350.0070.03319.12
5.4.340.0030.05719.16
5.4.320.0030.03318.90
5.4.310.0070.03319.09
5.4.300.0030.03018.89
5.4.290.0030.03719.03
5.4.280.0070.03019.20
5.4.270.0000.03318.93
5.4.260.0030.03719.23
5.4.250.0070.03019.04
5.4.240.0000.05019.11
5.4.230.0030.04019.11
5.4.220.0030.04319.11
5.4.210.0000.04018.95
5.4.200.0030.03719.11
5.4.190.0070.03319.05
5.4.180.0030.04318.89
5.4.170.0030.04019.11
5.4.160.0070.04719.02
5.4.150.0000.04018.93
5.4.140.0070.03316.46
5.4.130.0030.03716.40
5.4.120.0030.03316.32
5.4.110.0070.04016.27
5.4.100.0000.04016.36
5.4.90.0030.03716.46
5.4.80.0000.03716.49
5.4.70.0100.03016.29
5.4.60.0000.04016.43
5.4.50.0070.03016.44
5.4.40.0070.04316.58
5.4.30.0070.02716.45
5.4.20.0030.03316.36
5.4.10.0030.03716.47
5.4.00.0100.06015.87
5.3.290.0000.04014.64
5.3.280.0100.03314.66
5.3.270.0070.04014.67
5.3.260.0030.04014.55
5.3.250.0100.04014.68
5.3.240.0100.03014.68
5.3.230.0030.04014.67
5.3.220.0000.04014.61
5.3.210.0070.04714.61
5.3.200.0100.03014.53
5.3.190.0030.03714.70
5.3.180.0070.05314.57
5.3.170.0070.05714.52
5.3.160.0000.04014.63
5.3.150.0100.04014.64
5.3.140.0070.03314.65
5.3.130.0000.04014.57
5.3.120.0070.06314.64
5.3.110.0030.05014.61
5.3.100.0070.04314.00
5.3.90.0030.04013.95
5.3.80.0000.03313.93
5.3.70.0030.03714.14
5.3.60.0000.03314.07
5.3.50.0000.03314.09
5.3.40.0000.03313.94
5.3.30.0000.03314.05
5.3.20.0000.03013.82
5.3.10.0030.03713.68
5.3.00.0030.03713.75
5.2.170.0030.03011.04
5.2.160.0030.02311.17
5.2.150.0000.03011.21
5.2.140.0030.02711.20
5.2.130.0000.03011.01
5.2.120.0070.02711.11
5.2.110.0070.02011.25
5.2.100.0070.04011.17
5.2.90.0170.01011.03
5.2.80.0030.03311.16
5.2.70.0000.02711.20
5.2.60.0070.04011.20
5.2.50.0030.02711.14
5.2.40.0030.02711.03
5.2.30.0030.03010.89
5.2.20.0030.02710.96
5.2.10.0070.04310.90
5.2.00.0000.04010.78
5.1.60.0030.02310.50
5.1.50.0070.01710.50
5.1.40.0030.02010.50
5.1.30.0000.02710.50
5.1.20.0030.02010.50
5.1.10.0000.02710.50
5.1.00.0000.02710.50
5.0.50.0000.02010.50
5.0.40.0000.03010.50
5.0.30.0030.03710.50
5.0.20.0030.02310.50
5.0.10.0000.02710.50
5.0.00.0000.03310.50
4.4.90.0000.03010.50
4.4.80.0000.01310.50
4.4.70.0030.01710.50
4.4.60.0030.01310.50
4.4.50.0030.01010.50
4.4.40.0000.03010.50
4.4.30.0000.01310.50
4.4.20.0030.02710.50
4.4.10.0000.01310.50
4.4.00.0000.02710.50
4.3.110.0000.01710.50
4.3.100.0000.01710.50
4.3.90.0000.01310.50
4.3.80.0000.02010.50
4.3.70.0000.01310.50
4.3.60.0030.01310.50
4.3.50.0000.01710.50
4.3.40.0000.02310.50
4.3.30.0000.01710.50
4.3.20.0000.01310.50
4.3.10.0000.01710.50
4.3.00.0030.01010.50

preferences:
47.12 ms | 400 KiB | 5 Q