3v4l.org

run code in 300+ PHP versions simultaneously
<?php class obj12 implements arrayaccess { private $container = array(); public function __construct() { $this->container = array( "one" => 1, "two" => 2, "three" => 3, ); } public function offsetSet($offset, $value) { return 'algo'; if (is_null($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 obj12; echo $obj1['abc'] = 123; var_dump($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)
8.3.60.0070.01118.56
8.3.50.0120.00821.20
8.3.40.0080.00818.54
8.3.30.0100.00320.39
8.3.20.0040.00420.16
8.3.10.0070.00021.96
8.3.00.0050.00322.57
8.2.180.0100.00616.63
8.2.170.0120.00322.96
8.2.160.0080.00522.11
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0050.00320.81
8.2.110.0060.00320.98
8.2.100.0080.00317.84
8.2.90.0000.00819.21
8.2.80.0040.00417.97
8.2.70.0060.00317.63
8.2.60.0040.00418.04
8.2.50.0000.00818.07
8.2.40.0000.00918.21
8.2.30.0050.00219.32
8.2.20.0080.00017.63
8.2.10.0070.00017.75
8.2.00.0000.00717.75
8.1.280.0070.00725.92
8.1.270.0050.00323.99
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00321.34
8.1.230.0080.00417.45
8.1.220.0080.00017.74
8.1.210.0050.00318.77
8.1.200.0060.00317.36
8.1.190.0040.00417.36
8.1.180.0000.00818.10
8.1.170.0040.00418.42
8.1.160.0040.00418.89
8.1.150.0000.00718.65
8.1.140.0070.00017.51
8.1.130.0000.00717.84
8.1.120.0040.00417.47
8.1.110.0000.00717.45
8.1.100.0040.00417.36
8.1.90.0040.00417.48
8.1.80.0040.00417.46
8.1.70.0000.00717.48
8.1.60.0040.00417.61
8.1.50.0030.00617.57
8.1.40.0000.00717.43
8.1.30.0000.00717.65
8.1.20.0060.00317.67
8.1.10.0040.00417.55
8.1.00.0030.00617.52
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.46
8.0.270.0040.00417.27
8.0.260.0000.00716.82
8.0.250.0050.00216.88
8.0.240.0050.00316.97
8.0.230.0000.00816.95
8.0.220.0040.00416.96
8.0.210.0050.00216.88
8.0.200.0050.00216.98
8.0.190.0000.00816.91
8.0.180.0040.00416.79
8.0.170.0050.00316.82
8.0.160.0050.00316.91
8.0.150.0000.00716.82
8.0.140.0070.00316.87
8.0.130.0000.00613.29
8.0.120.0080.00016.71
8.0.110.0040.00416.76
8.0.100.0000.00716.94
8.0.90.0000.00716.94
8.0.80.0030.01416.95
8.0.70.0070.00016.95
8.0.60.0000.00716.87
8.0.50.0030.00516.96
8.0.30.0120.00716.90
8.0.20.0120.00617.40
8.0.10.0000.00716.97
8.0.00.0160.01016.74
7.4.330.0030.00316.84
7.4.320.0000.00716.52
7.4.300.0000.00616.42
7.4.290.0030.00316.49
7.4.280.0030.00516.62
7.4.270.0030.00316.50
7.4.260.0050.00013.40
7.4.250.0040.00416.55
7.4.240.0070.00016.60
7.4.230.0000.00716.71
7.4.220.0100.00716.50
7.4.210.0070.01116.53
7.4.200.0000.00716.72
7.4.190.0030.00316.75
7.4.160.0060.01116.61
7.4.150.0080.02017.40
7.4.140.0070.01017.86
7.4.130.0080.01016.57
7.4.120.0090.01116.48
7.4.110.0150.00316.57
7.4.100.0080.00816.52
7.4.90.0170.00516.55
7.4.80.0100.00719.39
7.4.70.0090.00916.41
7.4.60.0060.01516.57
7.4.50.0000.00916.53
7.4.40.0060.01022.77
7.4.30.0060.01016.51
7.4.00.0090.00614.88
7.3.330.0030.00313.44
7.3.320.0050.00013.25
7.3.310.0030.00316.38
7.3.300.0000.00716.27
7.3.290.0030.01216.36
7.3.280.0100.01016.33
7.3.270.0000.01617.40
7.3.260.0070.01116.51
7.3.250.0150.00216.56
7.3.240.0110.00616.54
7.3.230.0070.01316.39
7.3.210.0120.00316.56
7.3.200.0060.00919.39
7.3.190.0070.01016.45
7.3.180.0060.01216.22
7.3.170.0030.01416.62
7.3.160.0100.00716.36
7.3.120.0070.00715.07
7.2.330.0090.00916.75
7.2.320.0070.01016.81
7.2.310.0040.01516.69
7.2.300.0120.00616.73
7.2.290.0030.01216.88
7.2.60.0040.01216.69
7.2.00.0060.00619.55
7.1.200.0060.00615.77
7.1.100.0060.00617.98
7.1.70.0060.00317.21
7.1.60.0070.01719.17
7.1.50.0070.02016.79
7.1.00.0000.06022.45
7.0.200.0080.00016.75
7.0.140.0070.07021.95
7.0.110.0100.04320.07
7.0.100.0030.04319.98
7.0.90.0070.04019.97
7.0.80.0130.07319.95
7.0.70.0030.04319.97
7.0.60.0070.05019.95
7.0.50.0070.03719.98
7.0.40.0030.04019.76
7.0.30.0030.04019.65
7.0.20.0030.04019.74
7.0.10.0030.04019.81
7.0.00.0000.05019.58
5.6.280.0000.07321.13
5.6.260.0130.03020.70
5.6.250.0100.04720.61
5.6.240.0030.04320.73
5.6.230.0070.03720.86
5.6.220.0100.03320.70
5.6.210.0030.03720.71
5.6.200.0000.04320.58
5.6.190.0070.04320.69
5.6.180.0070.04020.63
5.6.170.0030.04020.66
5.6.160.0070.03720.46
5.6.150.0100.03320.72
5.6.140.0030.05320.68
5.6.130.0000.04320.62
5.6.120.0070.04020.86
5.6.110.0000.05020.59
5.6.100.0000.04320.85
5.6.90.0030.03720.64
5.6.80.0030.04020.05
5.6.70.0100.06719.99
5.6.60.0070.07720.09
5.6.50.0100.07720.03
5.6.40.0100.07019.99
5.6.30.0070.07720.23
5.6.20.0000.08020.03
5.6.10.0100.06320.01
5.6.00.0000.07019.98
5.5.380.0030.03320.45
5.5.370.0100.03320.56
5.5.360.0100.03720.57
5.5.350.0070.04020.46
5.5.340.0070.04020.91
5.5.330.0070.04020.97
5.5.320.0030.04720.90
5.5.310.0100.05720.96
5.5.300.0030.07720.91
5.5.290.0030.04020.99
5.5.280.0070.04020.90
5.5.270.0000.04321.04
5.5.260.0030.04320.70
5.5.250.0100.03720.80
5.5.240.0100.03320.25
5.5.230.0000.03720.28
5.5.220.0100.06020.36
5.5.210.0100.07020.27
5.5.200.0030.08720.26
5.5.190.0130.07020.14
5.5.180.0000.06020.10
5.5.160.0130.07720.10
5.5.150.0000.08320.30
5.5.140.0070.08020.30
5.5.130.0130.07320.25
5.5.120.0130.07320.37
5.5.110.0100.07320.30
5.5.100.0130.07020.01
5.5.90.0100.05020.05
5.5.80.0100.07720.13
5.5.70.0030.08320.02
5.5.60.0130.06720.25
5.5.50.0130.04020.20
5.5.40.0100.07020.16
5.5.30.0270.05320.03
5.5.20.0100.07320.21
5.5.10.0130.07020.24
5.5.00.0100.05720.01
5.4.450.0130.05719.57
5.4.440.0100.03319.49
5.4.430.0070.04319.33
5.4.420.0030.04019.65
5.4.410.0030.03719.20
5.4.400.0070.03018.95
5.4.390.0030.04019.18
5.4.380.0030.04319.18
5.4.370.0030.07718.95
5.4.360.0130.07019.14
5.4.350.0130.04319.00
5.4.340.0000.05319.19
5.4.320.0130.06718.98
5.4.310.0030.08319.01
5.4.300.0030.07318.95
5.4.290.0100.06719.00
5.4.280.0030.05019.00
5.4.270.0100.07019.00
5.4.260.0170.04019.16
5.4.250.0100.07318.94
5.4.240.0100.05719.17
5.4.230.0130.06719.18
5.4.220.0030.08719.00
5.4.210.0100.07318.94
5.4.200.0030.07019.25
5.4.190.0070.07319.17
5.4.180.0170.06319.32
5.4.170.0000.08019.17
5.4.160.0130.07019.22
5.4.150.0000.09019.31
5.4.140.0130.06716.55
5.4.130.0000.07716.52
5.4.120.0100.07016.38
5.4.110.0030.06716.61
5.4.100.0200.06016.42
5.4.90.0130.07016.52
5.4.80.0130.06016.50
5.4.70.0100.06316.46
5.4.60.0030.08016.29
5.4.50.0030.04316.39
5.4.40.0100.07316.47
5.4.30.0130.06316.49
5.4.20.0100.05716.54
5.4.10.0170.06716.63
5.4.00.0000.08015.96
5.3.290.0130.06714.80
5.3.280.0000.08014.69
5.3.270.0000.08014.63
5.3.260.0070.06314.63
5.3.250.0130.07014.61
5.3.240.0070.07714.75
5.3.230.0030.08314.64
5.3.220.0100.07314.43
5.3.210.0070.03714.54
5.3.200.0030.05714.80
5.3.190.0070.06714.53
5.3.180.0000.07314.61
5.3.170.0000.05014.60
5.3.160.0030.07714.62
5.3.150.0070.07014.58
5.3.140.0000.07714.56
5.3.130.0030.07714.54
5.3.120.0100.05014.55
5.3.110.0030.06314.70
5.3.100.0070.07714.14
5.3.90.0030.06314.04
5.3.80.0100.07314.03
5.3.70.0070.07314.02
5.3.60.0070.06713.99
5.3.50.0100.06713.98
5.3.40.0100.07313.99
5.3.30.0100.06713.99
5.3.20.0030.06013.77
5.3.10.0100.06313.68
5.3.00.0070.07013.72
5.2.170.0070.04311.87
5.2.160.0030.05711.87
5.2.150.0070.05311.87
5.2.140.0070.06011.87
5.2.130.0030.06311.87
5.2.120.0130.04011.87
5.2.110.0070.06011.87
5.2.100.0030.06711.87
5.2.90.0070.04311.87
5.2.80.0030.06311.87
5.2.70.0000.06011.87
5.2.60.0100.05011.87
5.2.50.0070.06311.87
5.2.40.0070.06011.87
5.2.30.0030.06011.87
5.2.20.0030.06311.87
5.2.10.0030.05311.87
5.2.00.0030.03711.87
5.1.60.0030.04311.87
5.1.50.0030.05711.87
5.1.40.0070.05311.87
5.1.30.0030.05711.87
5.1.20.0070.05711.87
5.1.10.0100.04311.87
5.1.00.0030.05311.87
5.0.50.0030.04311.87
5.0.40.0000.04311.87
5.0.30.0070.05311.87
5.0.20.0030.03711.87
5.0.10.0030.03311.87
5.0.00.0000.03711.87
4.4.90.0070.02711.87
4.4.80.0000.03711.87
4.4.70.0070.03011.87
4.4.60.0000.04011.87
4.4.50.0070.03011.87
4.4.40.0030.04311.87
4.4.30.0070.03311.87
4.4.20.0070.03011.87
4.4.10.0070.03311.87
4.4.00.0030.04711.87
4.3.110.0030.03311.87
4.3.100.0000.03711.87
4.3.90.0000.03311.87
4.3.80.0030.05011.87
4.3.70.0000.03011.87
4.3.60.0030.03311.87
4.3.50.0030.03311.87
4.3.40.0030.04711.87
4.3.30.0000.03711.87
4.3.20.0000.03711.87
4.3.10.0000.03011.87
4.3.00.0000.03711.87

preferences:
47.48 ms | 401 KiB | 5 Q