3v4l.org

run code in 300+ PHP versions simultaneously
<?php class obj implements arrayaccess { private $container = array(); public function __construct() { $this->container = array( "one" => 1, "two" => 2, "three" => 3, ); } public function offsetSet($offset, $value) { if (is_null($offset)) { $this->container[] = $value; } else { $this->container[$offset] = $value; } } public function offsetExists($offset) { return isset($this->container[$offset]); } public function offsetUnset($offset) { unset($this->container[$offset]); } public function offsetGet($offset) { return isset($this->container[$offset]) ? $this->container[$offset] : null; } } $obj1 = new obj; $obj1['abc'] = 123; var_dump($obj1);

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)
8.3.60.0040.01118.55
8.3.50.0070.00922.15
8.3.40.0140.00718.79
8.3.30.0110.00319.09
8.3.20.0040.00420.28
8.3.10.0040.00422.00
8.3.00.0030.00522.33
8.2.180.0090.00616.88
8.2.170.0100.00722.96
8.2.160.0100.01020.82
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00319.48
8.2.110.0090.00020.89
8.2.100.0030.00720.48
8.2.90.0040.00419.38
8.2.80.0080.00017.97
8.2.70.0050.00317.50
8.2.60.0030.00617.93
8.2.50.0030.00518.07
8.2.40.0080.00017.93
8.2.30.0000.00718.12
8.2.20.0000.00717.71
8.2.10.0040.00417.75
8.2.00.0040.00417.75
8.1.280.0130.00725.92
8.1.270.0080.00023.98
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0040.00422.02
8.1.230.0000.01019.01
8.1.220.0030.00617.78
8.1.210.0050.00518.77
8.1.200.0030.00617.35
8.1.190.0000.00817.53
8.1.180.0030.00518.10
8.1.170.0040.00418.43
8.1.160.0070.00022.01
8.1.150.0040.00418.63
8.1.140.0000.00717.51
8.1.130.0070.00017.73
8.1.120.0040.00417.46
8.1.110.0040.00417.36
8.1.100.0000.00717.46
8.1.90.0060.00317.32
8.1.80.0050.00217.38
8.1.70.0030.00517.42
8.1.60.0060.00317.54
8.1.50.0040.00417.46
8.1.40.0070.00017.51
8.1.30.0040.00817.68
8.1.20.0090.00017.59
8.1.10.0040.00417.59
8.1.00.0050.00317.50
8.0.300.0080.00019.65
8.0.290.0020.00517.18
8.0.280.0040.00418.37
8.0.270.0000.00717.14
8.0.260.0030.00316.75
8.0.250.0000.00716.98
8.0.240.0030.00316.94
8.0.230.0050.00216.94
8.0.220.0000.00716.84
8.0.210.0000.00716.91
8.0.200.0080.00016.95
8.0.190.0080.00016.95
8.0.180.0040.00416.96
8.0.170.0040.00416.91
8.0.160.0040.00416.86
8.0.150.0030.00316.89
8.0.140.0000.00816.82
8.0.130.0030.00313.23
8.0.120.0050.00316.90
8.0.110.0030.00516.80
8.0.100.0040.00416.83
8.0.90.0050.00316.76
8.0.80.0120.00316.88
8.0.70.0040.00416.93
8.0.60.0070.00016.79
8.0.50.0040.00416.96
8.0.30.0080.01216.90
8.0.20.0120.00717.40
8.0.10.0000.00916.84
8.0.00.0110.00716.86
7.4.330.0050.00015.00
7.4.320.0060.00016.53
7.4.300.0000.00716.53
7.4.290.0070.00016.49
7.4.280.0040.00416.61
7.4.270.0040.00416.52
7.4.260.0000.00716.59
7.4.250.0040.00416.62
7.4.240.0040.00316.56
7.4.230.0070.00016.69
7.4.220.0060.01316.52
7.4.210.0060.00816.54
7.4.200.0000.00716.48
7.4.190.0040.00416.75
7.4.160.0090.00616.60
7.4.150.0120.00617.40
7.4.140.0090.01417.86
7.4.130.0100.00916.62
7.4.120.0090.00716.52
7.4.110.0090.01216.46
7.4.100.0050.01416.55
7.4.90.0110.00716.50
7.4.80.0120.00619.39
7.4.70.0110.00616.68
7.4.60.0100.00716.45
7.4.50.0060.00316.53
7.4.40.0100.00722.77
7.4.30.0150.00316.54
7.4.00.0040.01114.92
7.3.330.0020.00213.23
7.3.320.0000.00613.13
7.3.310.0000.00716.39
7.3.300.0000.00716.38
7.3.290.0060.01116.37
7.3.280.0120.00316.34
7.3.270.0110.00617.40
7.3.260.0000.01616.42
7.3.250.0080.01016.50
7.3.240.0110.00516.43
7.3.230.0000.01716.42
7.3.210.0140.00316.64
7.3.200.0130.01019.39
7.3.190.0120.00616.53
7.3.180.0150.00316.29
7.3.170.0150.00016.32
7.3.160.0170.00016.55
7.3.120.0030.01115.14
7.3.10.0080.00416.48
7.3.00.0090.00316.33
7.2.330.0090.00916.74
7.2.320.0160.00616.84
7.2.310.0030.01616.70
7.2.300.0070.01416.44
7.2.290.0100.01316.69
7.2.130.0060.00616.84
7.2.120.0000.01516.93
7.2.110.0000.00916.85
7.2.100.0060.00316.52
7.2.90.0070.00716.89
7.2.80.0070.01016.98
7.2.70.0000.01316.85
7.2.60.0060.00616.92
7.2.50.0080.00016.87
7.2.40.0040.00716.70
7.2.30.0090.00616.70
7.2.20.0030.01316.93
7.2.10.0060.00316.77
7.2.00.0050.00818.23
7.1.250.0000.00815.40
7.1.200.0060.00615.82
7.1.100.0000.01118.08
7.1.70.0070.01116.89
7.1.60.0100.01419.82
7.1.50.0040.00716.86
7.1.00.0000.08022.54
7.0.200.0000.00716.55
7.0.140.0070.07022.09
7.0.100.0100.09019.91
7.0.90.0230.04019.90
7.0.80.0470.06320.03
7.0.70.0470.07320.01
7.0.60.0170.07719.79
7.0.50.0470.08020.37
7.0.40.0070.04720.03
7.0.30.0170.09719.96
7.0.20.0130.08020.07
7.0.10.0100.08720.03
7.0.00.0170.07020.10
5.6.280.0030.07320.83
5.6.250.0070.07320.61
5.6.240.0170.07320.69
5.6.230.0100.08020.51
5.6.220.0100.08320.63
5.6.210.0030.06720.77
5.6.200.0070.08021.06
5.6.190.0070.08721.02
5.6.180.0030.05321.09
5.6.170.0000.07720.97
5.6.160.0130.08021.05
5.6.150.0070.06021.09
5.6.140.0170.07321.07
5.6.130.0070.07721.07
5.6.120.0030.08321.09
5.6.110.0100.07721.00
5.6.100.0170.07721.07
5.6.90.0030.05320.93
5.6.80.0230.03720.42
5.6.70.0170.05020.34
5.6.60.0130.07320.32
5.6.50.0270.04720.46
5.6.40.0100.07320.28
5.6.30.0070.05320.41
5.6.20.0070.06320.41
5.6.10.0130.06720.39
5.6.00.0030.04320.37
5.5.380.0100.08020.42
5.5.370.0100.04320.43
5.5.360.0000.09320.36
5.5.350.0130.07720.45
5.5.340.0130.07320.79
5.5.330.0100.07020.84
5.5.320.0000.04720.65
5.5.310.0000.09020.78
5.5.300.0170.07320.80
5.5.290.0170.08020.91
5.5.280.0100.04020.74
5.5.270.0100.07320.86
5.5.260.0030.08320.87
5.5.250.0170.07320.55
5.5.240.0230.06020.28
5.5.230.0130.07020.25
5.5.220.0030.08020.27
5.5.210.0170.07020.29
5.5.200.0100.07320.23
5.5.190.0130.06720.28
5.5.180.0100.05020.31
5.5.160.0070.06320.11
5.5.150.0100.07720.09
5.5.140.0100.06720.26
5.5.130.0100.07320.22
5.5.120.0170.06320.28
5.5.110.0100.05320.11
5.5.100.0230.06020.11
5.5.90.0100.07320.10
5.5.80.0230.06320.07
5.5.70.0070.07720.07
5.5.60.0130.08020.00
5.5.50.0070.04720.07
5.5.40.0070.03720.05
5.5.30.0000.08320.14
5.5.20.0100.08020.14
5.5.10.0100.07719.98
5.5.00.0070.07320.02
5.4.450.0100.06319.40
5.4.440.0130.07319.45
5.4.430.0030.04019.27
5.4.420.0130.07719.17
5.4.410.0100.05719.31
5.4.400.0030.04019.23
5.4.390.0100.07719.16
5.4.380.0130.03719.18
5.4.370.0130.06319.24
5.4.360.0070.04719.09
5.4.350.0000.05319.03
5.4.340.0100.05719.03
5.4.320.0070.08019.18
5.4.310.0070.03719.02
5.4.300.0000.06319.19
5.4.290.0070.04719.09
5.4.280.0070.05719.03
5.4.270.0070.07319.12
5.4.260.0100.07319.18
5.4.250.0030.06318.88
5.4.240.0070.07719.04
5.4.230.0030.04318.89
5.4.220.0130.06018.94
5.4.210.0100.07019.20
5.4.200.0070.04719.15
5.4.190.0100.07719.17
5.4.180.0130.05319.02
5.4.170.0070.03718.89
5.4.160.0200.06019.02
5.4.150.0070.07319.07
5.4.140.0100.07016.46
5.4.130.0030.05016.19
5.4.120.0030.06316.19
5.4.110.0070.07316.39
5.4.100.0100.04016.45
5.4.90.0030.06316.34
5.4.80.0130.06016.46
5.4.70.0030.03716.27
5.4.60.0030.07016.25
5.4.50.0070.05716.31
5.4.40.0130.06316.46
5.4.30.0100.07016.51
5.4.20.0070.06316.36
5.4.10.0100.07016.43
5.4.00.0070.07015.86
5.3.290.0070.08014.77
5.3.280.0030.09314.66
5.3.270.0070.05714.68
5.3.260.0200.07014.54
5.3.250.0100.04014.72
5.3.240.0030.07714.64
5.3.230.0070.08014.57
5.3.220.0100.06314.60
5.3.210.0000.08314.70
5.3.200.0070.07314.55
5.3.190.0200.06314.56
5.3.180.0200.06714.52
5.3.170.0070.06714.60
5.3.160.0070.05714.50
5.3.150.0070.05714.56
5.3.140.0070.07014.52
5.3.130.0030.04714.61
5.3.120.0130.07014.51
5.3.110.0070.07014.61
5.3.100.0100.06314.11
5.3.90.0130.03014.09
5.3.80.0070.06714.06
5.3.70.0070.04714.09
5.3.60.0070.06014.02
5.3.50.0100.07013.84
5.3.40.0170.06713.84
5.3.30.0130.06013.89
5.3.20.0170.06713.79
5.3.10.0030.03713.73
5.3.00.0030.05013.58
5.2.170.0070.02711.29
5.2.160.0030.06311.14
5.2.150.0070.03711.24
5.2.140.0070.06711.04
5.2.130.0000.03311.04
5.2.120.0030.03010.93
5.2.110.0070.05311.04
5.2.100.0100.03311.25
5.2.90.0100.02710.97
5.2.80.0000.05011.12
5.2.70.0000.04711.22
5.2.60.0000.06011.18
5.2.50.0170.05311.09
5.2.40.0070.06011.07
5.2.30.0030.05011.07
5.2.20.0070.05710.90
5.2.10.0100.04310.96
5.2.00.0070.06010.71
5.1.60.0030.05010.01
5.1.50.0100.04710.08
5.1.40.0070.0439.98
5.1.30.0070.05310.47
5.1.20.0030.03010.27
5.1.10.0200.03010.13
5.1.00.0100.04010.20
5.0.50.0030.0478.56
5.0.40.0030.0478.56
5.0.30.0030.0708.56
5.0.20.0030.0278.56
5.0.10.0070.0278.56
5.0.00.0030.0338.56
4.4.90.0000.0308.56
4.4.80.0030.0308.56
4.4.70.0030.0378.56
4.4.60.0030.0378.56
4.4.50.0030.0308.56
4.4.40.0070.0478.56
4.4.30.0000.0408.56
4.4.20.0030.0238.56
4.4.10.0000.0378.56
4.4.00.0030.0508.56
4.3.110.0000.0308.56
4.3.100.0030.0238.56
4.3.90.0000.0208.56
4.3.80.0000.0278.56
4.3.70.0000.0238.56
4.3.60.0070.0308.56
4.3.50.0000.0278.56
4.3.40.0070.0278.56
4.3.30.0070.0238.56
4.3.20.0030.0238.56
4.3.10.0070.0308.56
4.3.00.0070.0308.56

preferences:
43.97 ms | 401 KiB | 5 Q