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[$k]); var_dump($x[$k] = 4); var_dump(isset($x[$k])); unset($x[$k]);

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)
8.3.60.0120.00318.56
8.3.50.0090.00922.12
8.3.40.0100.00618.83
8.3.30.0000.01419.13
8.3.20.0040.00420.33
8.3.10.0030.00523.70
8.3.00.0080.00019.38
8.2.180.0100.00716.63
8.2.170.0150.00422.96
8.2.160.0030.01020.35
8.2.150.0050.00524.18
8.2.140.0000.00824.66
8.2.130.0050.00326.16
8.2.120.0090.00022.22
8.2.110.0060.00320.48
8.2.100.0040.00718.22
8.2.90.0000.00819.19
8.2.80.0030.00617.97
8.2.70.0060.00317.50
8.2.60.0040.00418.05
8.2.50.0080.00018.07
8.2.40.0060.00617.91
8.2.30.0050.00518.19
8.2.20.0030.00517.66
8.2.10.0050.00318.19
8.2.00.0030.00517.88
8.1.280.0100.00625.92
8.1.270.0080.00023.91
8.1.260.0040.00426.35
8.1.250.0140.00028.09
8.1.240.0040.00423.91
8.1.230.0040.00819.00
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00316.99
8.1.190.0080.00017.22
8.1.180.0040.00418.10
8.1.170.0120.00018.58
8.1.160.0000.00722.01
8.1.150.0000.00718.84
8.1.140.0050.00317.51
8.1.130.0030.00717.74
8.1.120.0030.00517.42
8.1.110.0000.00817.41
8.1.100.0040.00417.49
8.1.90.0000.00817.47
8.1.80.0000.00817.38
8.1.70.0050.00217.41
8.1.60.0050.00317.58
8.1.50.0000.00817.46
8.1.40.0000.00817.52
8.1.30.0040.00417.56
8.1.20.0060.00317.63
8.1.10.0000.00917.57
8.1.00.0000.00717.42
8.0.300.0070.00018.77
8.0.290.0070.00016.75
8.0.280.0000.00718.44
8.0.270.0030.00317.26
8.0.260.0000.00617.21
8.0.250.0000.00716.97
8.0.240.0000.00716.85
8.0.230.0000.00716.82
8.0.220.0000.00716.78
8.0.210.0070.00016.89
8.0.200.0000.00616.91
8.0.190.0040.00416.98
8.0.180.0020.00516.81
8.0.170.0050.00316.90
8.0.160.0000.00716.84
8.0.150.0000.00716.90
8.0.140.0070.00016.73
8.0.130.0030.00313.31
8.0.120.0040.00416.78
8.0.110.0030.00516.73
8.0.100.0070.00016.93
8.0.90.0000.00816.86
8.0.80.0060.00916.95
8.0.70.0070.00016.78
8.0.60.0030.00516.95
8.0.50.0080.00017.00
8.0.30.0070.01317.08
8.0.20.0140.00717.40
8.0.10.0040.00416.92
8.0.00.0130.00416.71
7.4.330.0050.00015.00
7.4.320.0000.00716.61
7.4.300.0030.00316.39
7.4.290.0050.00216.45
7.4.280.0030.00616.49
7.4.270.0030.00316.51
7.4.260.0070.00016.41
7.4.250.0040.00416.61
7.4.240.0030.00516.44
7.4.230.0040.00416.43
7.4.220.0090.00916.61
7.4.210.0130.00016.58
7.4.200.0000.00716.58
7.4.160.0130.00416.63
7.4.150.0070.01117.40
7.4.140.0120.00617.86
7.4.130.0140.01416.50
7.4.120.0100.00816.44
7.4.110.0130.00316.49
7.4.100.0130.01016.51
7.4.90.0110.00716.39
7.4.80.0230.00319.39
7.4.70.0140.00716.52
7.4.60.0110.00616.62
7.4.50.0040.00016.33
7.4.40.0060.01116.44
7.4.30.0080.01216.39
7.4.00.0060.01114.96
7.3.330.0000.00713.31
7.3.320.0000.00513.26
7.3.310.0050.00216.33
7.3.300.0030.00316.31
7.3.290.0170.00316.29
7.3.280.0090.00816.28
7.3.270.0090.00917.40
7.3.260.0140.00316.58
7.3.240.0210.00416.21
7.3.230.0040.01816.39
7.3.210.0100.00716.61
7.3.200.0130.00819.39
7.3.190.0100.01316.36
7.3.180.0080.00816.70
7.3.170.0060.01616.64
7.3.160.0130.00316.39
7.3.120.0120.00314.74
7.3.110.0070.01114.81
7.3.100.0060.00914.86
7.3.90.0090.00314.86
7.3.80.0040.01114.95
7.3.70.0070.01014.93
7.3.60.0060.00914.58
7.3.50.0090.00914.78
7.3.40.0110.00414.78
7.3.30.0070.00714.86
7.3.20.0100.00316.46
7.3.10.0050.00916.59
7.3.00.0050.00716.67
7.2.330.0090.00916.87
7.2.320.0030.01616.82
7.2.310.0070.01016.78
7.2.300.0060.01216.62
7.2.290.0160.00316.74
7.2.250.0000.02015.21
7.2.240.0040.01515.33
7.2.230.0070.01015.03
7.2.220.0030.01215.34
7.2.210.0070.01114.95
7.2.200.0070.00714.95
7.2.190.0100.01015.01
7.2.180.0030.01214.76
7.2.170.0040.01115.08
7.2.130.0050.00916.83
7.2.120.0050.00916.72
7.2.110.0060.00716.94
7.2.100.0100.00716.97
7.2.90.0090.00516.80
7.2.80.0050.00716.90
7.2.70.0050.01017.01
7.2.60.0030.00816.94
7.2.50.0020.01116.91
7.2.40.0060.00916.84
7.2.30.0070.00616.99
7.2.20.0030.01016.81
7.2.10.0030.01116.94
7.2.00.0080.01017.44
7.1.330.0070.00715.77
7.1.320.0000.01415.79
7.1.310.0110.00015.48
7.1.300.0060.00615.62
7.1.290.0070.01115.81
7.1.280.0000.00915.52
7.1.270.0060.01015.52
7.1.260.0000.01115.55
7.1.250.0090.00115.60
7.1.200.0100.00315.63
7.1.100.0470.00315.41
7.1.70.0050.00317.25
7.1.60.0070.01819.32
7.1.50.0070.01416.84
7.1.00.0030.07322.50
7.0.200.0000.00716.54
7.0.140.0000.07722.08
7.0.60.0130.07719.92
7.0.50.0170.07317.72
7.0.40.0070.04020.13
7.0.30.0370.07720.17
7.0.20.0200.04720.10
7.0.10.0030.04320.24
7.0.00.0100.06720.05
5.6.280.0100.06721.11
5.6.210.0070.06020.77
5.6.200.0030.09018.16
5.6.190.0030.08720.67
5.6.180.0300.07320.48
5.6.170.0200.06320.51
5.6.160.0070.06720.44
5.6.150.0070.03718.16
5.6.140.0070.08018.27
5.6.130.0070.05018.17
5.6.120.0070.08721.10
5.6.110.0130.08021.04
5.6.100.0100.08320.98
5.6.90.0130.07321.11
5.6.80.0000.04020.39
5.5.350.0300.07320.42
5.5.340.0170.07017.96
5.5.330.0100.08320.25
5.5.320.0300.06020.25
5.5.310.0470.06320.28
5.5.300.0070.07717.99
5.5.290.0030.06017.94
5.5.280.0100.03720.80
5.5.270.0070.05020.78
5.5.260.0100.05020.88
5.5.250.0030.06720.62
5.5.240.0000.06020.20
5.4.450.1030.03719.32
5.4.440.1070.04319.46
5.4.430.0930.03319.27
5.4.420.1200.03019.46
5.4.410.1400.04719.39
5.4.400.1130.05719.09
5.4.390.1500.03018.84
5.4.380.1630.01719.15
5.4.370.1300.03719.33
5.4.360.1400.03019.15
5.4.350.0970.04718.98
5.4.340.0050.03612.02
5.4.320.0060.04512.51
5.4.310.0050.05212.50
5.4.300.0070.03612.51
5.4.290.0040.04112.50
5.4.280.0050.03812.40
5.4.270.0070.03612.40
5.4.260.0060.03712.40
5.4.250.0020.04112.40
5.4.240.0080.03712.40
5.4.230.0060.03712.39
5.4.220.0080.03312.39
5.4.210.0020.03812.39
5.4.200.0090.03412.39
5.4.190.0110.03812.38
5.4.180.0070.04312.39
5.4.170.0080.03912.40
5.4.160.0100.03512.39
5.4.150.0060.03812.39
5.4.140.0060.03712.07
5.4.130.0050.03412.06
5.4.120.0030.03612.02
5.4.110.0040.04412.02
5.4.100.0060.03512.01
5.4.90.0060.03612.02
5.4.80.0040.03812.01
5.4.70.0060.03412.01
5.4.60.0050.03412.01
5.4.50.0020.03712.01
5.4.40.0090.03012.00
5.4.30.0070.03412.00
5.4.20.0080.03312.00
5.4.10.0070.03312.00
5.4.00.0070.03511.49
5.3.290.0080.03912.80
5.3.280.0070.03912.71
5.3.270.0110.03612.73
5.3.260.0050.04312.72
5.3.250.0090.03812.72
5.3.240.0050.04112.72
5.3.230.0120.03912.70
5.3.220.0070.03612.68
5.3.210.0050.04612.68
5.3.200.0040.03812.68
5.3.190.0080.03512.68
5.3.180.0050.03712.68
5.3.170.0060.03512.67
5.3.160.0040.03712.68
5.3.150.0050.03712.68
5.3.140.0060.03512.66
5.3.130.0050.03812.66
5.3.120.0050.03912.66
5.3.110.0050.03912.66
5.3.100.0070.03512.12
5.3.90.0060.03512.11
5.3.80.0020.04012.09
5.3.70.0090.04012.10
5.3.60.0100.03312.08
5.3.50.0040.03712.03
5.3.40.0040.03612.04
5.3.30.0060.03411.99
5.3.20.0060.04111.77
5.3.10.0070.03211.73
5.3.00.0040.03811.72
5.2.170.0040.0319.23
5.2.160.0030.0309.23
5.2.150.0060.0289.23
5.2.140.0040.0319.22
5.2.130.0040.0299.18
5.2.120.0040.0309.19
5.2.110.0040.0299.19
5.2.100.0060.0279.19
5.2.90.0030.0309.19
5.2.80.0040.0309.18
5.2.70.0060.0289.18
5.2.60.0050.0289.13
5.2.50.0030.0319.10
5.2.40.0040.0319.07
5.2.30.0040.0299.06
5.2.20.0040.0299.04
5.2.10.0030.0298.95
5.2.00.0070.0278.81
5.1.60.0040.0238.09
5.1.50.0040.0248.09
5.1.40.0030.0258.08
5.1.30.0050.0248.43
5.1.20.0040.0268.45
5.1.10.0060.0248.16
5.1.00.0010.0288.16
5.0.50.0050.0186.65
5.0.40.0040.0206.50
5.0.30.0050.0296.32
5.0.20.0010.0236.29
5.0.10.0080.0156.27
5.0.00.0030.0316.26
4.4.90.0020.0164.78
4.4.80.0040.0144.76
4.4.70.0030.0154.75
4.4.60.0030.0154.75
4.4.50.0050.0134.77
4.4.40.0040.0234.71
4.4.30.0030.0154.76
4.4.20.0030.0144.84
4.4.10.0040.0184.85
4.4.00.0070.0204.76
4.3.110.0060.0124.67
4.3.100.0010.0164.66
4.3.90.0020.0144.63
4.3.80.0020.0334.59
4.3.70.0020.0154.63
4.3.60.0030.0134.63
4.3.50.0020.0164.62
4.3.40.0020.0244.54
4.3.30.0010.0163.30
4.3.20.0030.0153.28
4.3.10.0030.0143.24
4.3.00.0270.01714.27

preferences:
37.26 ms | 401 KiB | 5 Q