3v4l.org

run code in 300+ PHP versions simultaneously
<?php class obj implements arrayaccess { private $container = array(); public function __construct() { $this->container = array('a' => 1, 'b' => 2, 'c' => 3); } public function offsetSet($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; } } $obj = new obj; extract($obj); var_dump($a, $b, $c);

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)
8.3.60.0170.00018.49
8.3.50.0100.01018.20
8.3.40.0090.00918.78
8.3.30.0070.00719.17
8.3.20.0050.00320.33
8.3.10.0000.00821.96
8.3.00.0050.00319.38
8.2.180.0090.00616.63
8.2.170.0150.00022.96
8.2.160.0070.00720.53
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0040.00422.23
8.2.110.0090.00020.53
8.2.100.0110.00018.22
8.2.90.0000.00819.20
8.2.80.0030.00617.97
8.2.70.0100.00417.38
8.2.60.0090.00017.90
8.2.50.0000.00918.07
8.2.40.0000.00818.09
8.2.30.0000.00818.12
8.2.20.0040.00417.74
8.2.10.0030.00518.15
8.2.00.0080.00017.74
8.1.280.0100.00725.92
8.1.270.0060.00323.73
8.1.260.0000.00726.35
8.1.250.0000.00728.09
8.1.240.0090.00023.77
8.1.230.0000.01119.00
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0060.00317.48
8.1.190.0060.00317.35
8.1.180.0080.00018.10
8.1.170.0040.00418.66
8.1.160.0040.00421.95
8.1.150.0000.00718.95
8.1.140.0050.00317.52
8.1.130.0060.00319.48
8.1.120.0070.00017.48
8.1.110.0050.00317.36
8.1.100.0000.00717.38
8.1.90.0070.00017.48
8.1.80.0000.00717.52
8.1.70.0000.00817.33
8.1.60.0080.00017.61
8.1.50.0000.00917.37
8.1.40.0080.00017.44
8.1.30.0030.00517.69
8.1.20.0000.00817.63
8.1.10.0090.00017.46
8.1.00.0000.00817.36
8.0.300.0030.00518.77
8.0.290.0000.00716.75
8.0.280.0050.00218.45
8.0.270.0040.00417.27
8.0.260.0040.00417.20
8.0.250.0030.00317.06
8.0.240.0030.00317.02
8.0.230.0030.00316.97
8.0.220.0040.00416.98
8.0.210.0030.00316.95
8.0.200.0070.00016.94
8.0.190.0000.00917.06
8.0.180.0040.00417.00
8.0.170.0040.00417.03
8.0.160.0030.00517.03
8.0.150.0000.00716.91
8.0.140.0050.00216.93
8.0.130.0000.00513.39
8.0.120.0000.00816.93
8.0.110.0040.00416.93
8.0.100.0040.00416.96
8.0.90.0020.00517.03
8.0.80.0120.00917.00
8.0.70.0080.00017.04
8.0.60.0050.00216.82
8.0.50.0070.00017.02
8.0.30.0120.01117.11
8.0.20.0120.00617.40
8.0.10.0000.00716.88
8.0.00.0090.01116.78
7.4.330.0000.00515.00
7.4.320.0070.00016.56
7.4.300.0030.00316.61
7.4.290.0040.00416.51
7.4.280.0040.00416.51
7.4.270.0000.00616.52
7.4.260.0000.00716.52
7.4.250.0030.00616.45
7.4.240.0050.00216.46
7.4.230.0000.00716.65
7.4.220.0140.00416.61
7.4.210.0030.01016.71
7.4.200.0030.00316.54
7.4.160.0180.01116.40
7.4.150.0180.00017.40
7.4.140.0110.00917.86
7.4.130.0150.00916.69
7.4.120.0100.00716.55
7.4.110.0030.01316.60
7.4.100.0080.00916.72
7.4.90.0130.00316.74
7.4.80.0080.01419.39
7.4.70.0100.01016.36
7.4.60.0100.00716.45
7.4.50.0000.00516.37
7.4.40.0100.01316.27
7.4.30.0070.01116.63
7.4.00.0070.00915.06
7.3.330.0080.00013.32
7.3.320.0000.00613.24
7.3.310.0050.00316.47
7.3.300.0030.00316.23
7.3.290.0040.01116.35
7.3.280.0080.00716.33
7.3.270.0070.01017.40
7.3.260.0100.00716.30
7.3.240.0120.01116.43
7.3.230.0100.00716.39
7.3.210.0140.00616.30
7.3.200.0130.00319.39
7.3.190.0090.00916.34
7.3.180.0060.00916.36
7.3.170.0080.00916.49
7.3.160.0040.01316.34
7.3.120.0080.00814.84
7.3.110.0030.01314.88
7.3.100.0120.00614.84
7.3.90.0080.00814.79
7.3.80.0030.01014.64
7.3.70.0000.01014.71
7.3.60.0090.00614.87
7.3.50.0100.00314.57
7.3.40.0000.01115.00
7.3.30.0040.01214.89
7.3.20.0070.00716.74
7.3.10.0090.00316.69
7.3.00.0120.00016.76
7.2.330.0120.00616.45
7.2.320.0090.00916.71
7.2.310.0170.00316.69
7.2.300.0060.01216.61
7.2.290.0110.00616.63
7.2.250.0140.00314.69
7.2.240.0070.01114.94
7.2.230.0090.00615.14
7.2.220.0090.00614.92
7.2.210.0030.01215.25
7.2.200.0070.01014.78
7.2.190.0090.00614.73
7.2.180.0070.01014.90
7.2.170.0100.00715.20
7.2.00.0030.01219.44
7.1.330.0070.00715.61
7.1.320.0030.00915.39
7.1.310.0070.00715.83
7.1.300.0030.01015.70
7.1.290.0030.00915.58
7.1.280.0060.00615.80
7.1.270.0060.00615.46
7.1.260.0040.00815.84
7.1.100.0060.00918.13
7.1.70.0070.00317.02
7.1.60.0090.01219.32
7.1.50.0090.00316.91
7.1.00.0030.06722.42
7.0.200.0040.00416.35
7.0.140.0130.06722.21
7.0.60.0100.05319.95
7.0.50.0070.04317.88
7.0.40.0070.08320.23
7.0.30.0200.03720.25
7.0.20.0270.08020.19
7.0.10.0100.04320.10
7.0.00.0070.08720.18
5.6.210.0270.06020.67
5.6.200.0070.08018.29
5.6.190.0100.08020.48
5.6.180.0230.05720.48
5.6.170.0300.08020.45
5.6.160.0170.06020.55
5.6.150.0070.08018.16
5.6.140.0070.05018.21
5.6.130.0070.07718.14
5.6.120.0100.08020.80
5.6.110.0100.08021.11
5.6.100.0130.07721.14
5.6.90.0070.08321.04
5.6.80.0200.07020.41
5.5.350.0200.07020.40
5.5.340.0130.07317.97
5.5.330.0030.07020.40
5.5.320.0230.08020.20
5.5.310.0330.05720.36
5.5.300.0070.05017.99
5.5.290.0000.04717.93
5.5.280.0030.08720.66
5.5.270.0100.06720.80
5.5.260.0100.07320.98
5.5.250.0130.08020.62
5.5.240.0130.08720.16
5.4.450.0130.06019.36
5.4.440.0870.04319.16
5.4.430.0930.05719.47
5.4.420.0730.00019.63
5.4.410.0630.00019.20
5.4.400.0600.00019.04
5.4.390.0600.00019.11
5.4.380.0630.00019.06
5.4.370.0630.00019.02
5.4.360.0600.00019.02
5.4.350.0600.00019.09
5.4.340.0050.04412.02
5.4.320.0070.04112.50
5.4.310.0070.03612.51
5.4.300.0060.03612.50
5.4.290.0020.04212.50
5.4.280.0040.04312.40
5.4.270.0060.03712.40
5.4.260.0060.03712.40
5.4.250.0030.03912.41
5.4.240.0060.03512.40
5.4.230.0040.03812.40
5.4.220.0060.03812.40
5.4.210.0090.03412.40
5.4.200.0060.03612.39
5.4.190.0040.03912.39
5.4.180.0060.03912.39
5.4.170.0090.03112.40
5.4.160.0050.03612.40
5.4.150.0040.03712.39
5.4.140.0050.03712.08
5.4.130.0090.03512.06
5.4.120.0040.03912.02
5.4.110.0090.03212.02
5.4.100.0070.03312.02
5.4.90.0040.03812.02
5.4.80.0060.03712.02
5.4.70.0040.03712.02
5.4.60.0050.03412.02
5.4.50.0040.03712.02
5.4.40.0060.03312.00
5.4.30.0040.03612.00
5.4.20.0040.03512.00
5.4.10.0060.03312.00
5.4.00.0040.03611.49
5.3.290.0060.04712.80
5.3.280.0080.03912.71
5.3.270.0030.04012.73
5.3.260.0040.03912.72
5.3.250.0050.03712.72
5.3.240.0010.04012.72
5.3.230.0060.03712.70
5.3.220.0050.03712.68
5.3.210.0060.04312.68
5.3.200.0080.03712.68
5.3.190.0090.03612.68
5.3.180.0060.03612.67
5.3.170.0040.03812.67
5.3.160.0070.03512.68
5.3.150.0080.03912.68
5.3.140.0100.03212.66
5.3.130.0110.03312.66
5.3.120.0100.03512.66
5.3.110.0070.03712.66
5.3.100.0040.03712.13
5.3.90.0040.03712.11
5.3.80.0060.03512.10
5.3.70.0030.03812.10
5.3.60.0050.03912.09
5.3.50.0050.03612.03
5.3.40.0040.03812.04
5.3.30.0040.03611.99
5.3.20.0070.03711.77
5.3.10.0040.03611.75
5.3.00.0040.04911.73
5.2.170.0080.0299.23
5.2.160.0050.0359.23
5.2.150.0040.0309.22
5.2.140.0040.0339.23
5.2.130.0060.0279.19
5.2.120.0050.0289.18
5.2.110.0030.0309.19
5.2.100.0060.0279.19
5.2.90.0060.0279.19
5.2.80.0020.0329.18
5.2.70.0030.0309.18
5.2.60.0060.0279.14
5.2.50.0050.0319.10
5.2.40.0020.0309.08
5.2.30.0030.0319.05
5.2.20.0040.0299.04
5.2.10.0050.0278.95
5.2.00.0050.0288.81
5.1.60.0060.0308.10
5.1.50.0030.0268.09
5.1.40.0020.0268.07
5.1.30.0040.0258.42
5.1.20.0030.0268.45
5.1.10.0060.0248.17
5.1.00.0050.0238.17
5.0.50.0050.0266.65
5.0.40.0060.0186.51
5.0.30.0070.0346.33
5.0.20.0040.0206.29
5.0.10.0030.0196.27
5.0.00.0050.0356.27
4.4.90.0050.0154.77
4.4.80.0010.0194.75
4.4.70.0040.0234.75
4.4.60.0040.0134.75
4.4.50.0030.0164.77
4.4.40.0040.0264.71
4.4.30.0020.0194.76
4.4.20.0020.0154.85
4.4.10.0070.0174.85
4.4.00.0040.0284.76
4.3.110.0030.0274.67
4.3.100.0030.0144.66
4.3.90.0020.0154.64
4.3.80.0040.0234.58
4.3.70.0020.0154.63
4.3.60.0030.0144.63
4.3.50.0010.0174.63
4.3.40.0010.0264.54
4.3.30.0040.0143.30
4.3.20.0000.0183.28
4.3.10.0030.0153.24
4.3.00.0100.0237.31

preferences:
36.53 ms | 400 KiB | 5 Q