3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyStuff extends ArrayObject { function offsetGet($offset) { echo "Called", PHP_EOL; return parent::offsetGet($offset); } } $array = array( 'foo' => 42, 'baz' => null, ); $array_object = new MyStuff($array); // existing key, non-null value: assert(isset($array['foo']) === true); assert(empty($array['foo']) === false); assert(isset($array_object['foo']) === true); assert(empty($array_object['foo']) === false); // non-existing key: assert(isset($array['bar']) === false); assert(empty($array['bar']) === true); assert(isset($array_object['bar']) === false); assert(empty($array_object['bar']) === true); // key where value is null: assert(isset($array['baz']) === false); assert(empty($array['baz']) === true); assert(isset($array_object['baz']) === false); assert(empty($array_object['baz']) === 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)
8.3.60.0150.00018.55
8.3.50.0150.00821.08
8.3.40.0070.00718.96
8.3.30.0000.01422.10
8.3.20.0040.00420.29
8.3.10.0040.00422.14
8.3.00.0000.00822.45
8.2.180.0090.00918.38
8.2.170.0120.00322.96
8.2.160.0070.00722.14
8.2.150.0080.00024.18
8.2.140.0090.00024.66
8.2.130.0050.00326.16
8.2.120.0040.00420.75
8.2.110.0090.00022.20
8.2.100.0090.00317.91
8.2.90.0100.00019.39
8.2.80.0040.00418.16
8.2.70.0080.00417.63
8.2.60.0040.00418.05
8.2.50.0110.00018.07
8.2.40.0040.00418.34
8.2.30.0040.00418.14
8.2.20.0080.00017.73
8.2.10.0040.00417.84
8.2.00.0060.00617.78
8.1.270.0040.00423.99
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0060.00323.91
8.1.230.0060.00619.25
8.1.220.0030.00617.74
8.1.210.0000.00818.77
8.1.200.0030.00717.23
8.1.190.0000.00817.29
8.1.180.0040.00418.10
8.1.170.0040.00418.59
8.1.160.0000.00821.92
8.1.150.0040.00418.55
8.1.140.0070.00017.43
8.1.130.0070.00017.73
8.1.120.0000.00717.34
8.1.110.0050.00317.32
8.1.100.0020.00517.45
8.1.90.0040.00417.34
8.1.80.0070.00017.42
8.1.70.0030.00317.39
8.1.60.0080.00017.50
8.1.50.0080.00017.48
8.1.40.0080.00317.50
8.1.30.0000.00917.63
8.1.20.0040.00417.60
8.1.10.0000.00717.48
8.1.00.0070.00017.55
8.0.300.0000.00718.77
8.0.290.0040.00417.04
8.0.280.0070.00018.46
8.0.270.0080.00017.25
8.0.260.0030.00316.85
8.0.250.0000.00716.96
8.0.240.0050.00316.92
8.0.230.0030.00316.91
8.0.220.0040.00416.78
8.0.210.0030.00316.84
8.0.200.0000.00616.99
8.0.190.0050.00216.87
8.0.180.0040.00416.98
8.0.170.0050.00516.86
8.0.160.0000.00716.90
8.0.150.0040.00416.86
8.0.140.0040.00416.86
8.0.130.0030.00313.39
8.0.120.0000.00816.91
8.0.110.0050.00316.82
8.0.100.0050.00316.86
8.0.90.0080.00016.73
8.0.80.0080.00816.91
8.0.70.0040.00416.99
8.0.60.0000.00716.79
8.0.50.0000.00716.94
8.0.30.0150.00417.14
8.0.20.0100.00917.40
8.0.10.0050.00316.95
8.0.00.0110.00916.71
7.4.330.0000.00516.89
7.4.320.0000.00616.64
7.4.300.0000.00616.66
7.4.290.0030.00316.69
7.4.280.0000.00816.54
7.4.270.0070.00016.47
7.4.260.0040.00413.31
7.4.250.0000.00716.52
7.4.240.0040.00416.53
7.4.230.0040.00416.66
7.4.220.0140.00416.71
7.4.210.0060.00816.61
7.4.200.0020.00516.45
7.4.190.0000.00716.80
7.4.160.0130.00316.73
7.4.150.0040.01417.40
7.4.140.0090.00717.86
7.4.130.0130.00316.46
7.4.120.0100.01016.59
7.4.110.0030.01316.42
7.4.100.0100.01016.77
7.4.90.0090.00916.36
7.4.80.0110.01119.39
7.4.70.0060.01016.63
7.4.60.0070.01116.70
7.4.50.0000.00816.70
7.4.40.0100.00722.77
7.4.30.0070.01116.59
7.4.00.0170.00015.09
7.3.330.0000.00513.47
7.3.320.0000.00713.24
7.3.310.0000.00716.24
7.3.300.0030.00316.42
7.3.290.0100.00316.34
7.3.280.0130.00316.41
7.3.270.0120.00617.40
7.3.260.0080.00816.25
7.3.250.0110.00716.50
7.3.240.0150.00616.41
7.3.230.0100.00716.41
7.3.210.0120.01216.33
7.3.200.0090.00919.39
7.3.190.0130.00916.35
7.3.180.0090.00616.23
7.3.170.0090.00616.35
7.3.160.0040.01116.47
7.3.120.0040.00714.80
7.2.330.0100.00716.35
7.2.320.0070.01616.58
7.2.310.0090.01216.84
7.2.300.0160.00616.64
7.2.290.0040.01216.83
7.2.00.0030.00919.22
7.1.200.0030.00915.85
7.1.100.0030.00718.19
7.1.70.0070.00417.13
7.1.60.0150.00919.17
7.1.50.0000.02016.63
7.1.00.0000.07722.45
7.0.200.0000.00816.86
7.0.140.0030.06722.21
7.0.80.0070.04320.00
7.0.70.0130.06019.93
7.0.60.0070.05020.07
7.0.50.0200.02320.36
7.0.40.0030.04020.14
7.0.30.0000.05020.15
7.0.20.0000.04020.18
7.0.10.0030.05320.12
7.0.00.0070.03720.09
5.6.280.0070.07021.11
5.6.230.0070.04020.73
5.6.220.0070.04320.57
5.6.210.0070.03720.76
5.6.200.0030.05020.96
5.6.190.0030.03721.04
5.6.180.0030.05321.11
5.6.170.0070.06021.12
5.6.160.0000.04020.95
5.6.150.0100.03020.96
5.6.140.0100.03021.04
5.6.130.0030.05320.96
5.6.120.0070.04021.05
5.6.110.0130.03321.03
5.6.100.0070.08321.03
5.6.90.0030.04320.94
5.6.80.0070.03720.56
5.6.70.0070.03720.46
5.6.60.0000.07720.42
5.6.50.0070.07720.39
5.6.40.0170.06020.41
5.6.30.0100.07720.32
5.6.20.0070.05720.43
5.6.10.0100.08020.39
5.6.00.0070.08020.37
5.5.370.0030.06320.36
5.5.360.0030.05720.39
5.5.350.0130.03020.38
5.5.340.0070.08020.91
5.5.330.0000.04320.63
5.5.320.0030.04020.89
5.5.310.0070.07720.79
5.5.300.0000.04320.93
5.5.290.0000.04720.77
5.5.280.0070.03320.87
5.5.270.0000.04720.77
5.5.260.0070.04020.91
5.5.250.0070.04020.68
5.5.240.0030.04320.16
5.5.230.0070.03720.18
5.5.220.0000.08720.27
5.5.210.0000.08720.03
5.5.200.0170.05720.01
5.5.190.0270.06720.19
5.5.180.0070.07720.29
5.5.160.0100.08020.29
5.5.150.0070.04320.25
5.5.140.0030.08320.28
5.5.130.0070.07720.13
5.5.120.0130.06719.98
5.5.110.0030.07720.13
5.5.100.0100.07020.08
5.5.90.0130.04320.16
5.5.80.0100.05020.17
5.5.70.0070.07020.07
5.5.60.0070.06720.06
5.5.50.0100.08020.10
5.5.40.0070.04720.06
5.5.30.0100.07320.03
5.5.20.0030.08320.11
5.5.10.0100.05320.04
5.5.00.0100.07020.05
5.4.450.0000.04719.53
5.4.440.0130.07019.51
5.4.430.0070.04019.35
5.4.420.0100.03019.44
5.4.410.0070.03719.32
5.4.400.0070.03719.18
5.4.390.0030.03719.05
5.4.380.0030.03719.12
5.4.370.0000.05319.03
5.4.360.0030.05319.21
5.4.350.0100.07019.12
5.4.340.0170.04019.18
5.4.320.0070.07018.89
5.4.310.0130.03018.88
5.4.300.0000.04319.12
5.4.290.0100.07719.23
5.4.280.0000.08319.16
5.4.270.0070.06019.13
5.4.260.0070.07719.17
5.4.250.0070.05318.83
5.4.240.0070.04319.25
5.4.230.0070.04719.20
5.4.220.0170.06019.15
5.4.210.0070.05019.06
5.4.200.0070.06318.94
5.4.190.0070.04318.94
5.4.180.0070.07019.08
5.4.170.0030.05719.22
5.4.160.0170.06719.10
5.4.150.0070.07719.19
5.4.140.0100.06316.46
5.4.130.0170.04716.43
5.4.120.0070.07016.44
5.4.110.0100.06316.47
5.4.100.0070.07316.45
5.4.90.0100.05716.39
5.4.80.0100.07016.49
5.4.70.0070.07316.37
5.4.60.0030.06016.41
5.4.50.0100.06716.36
5.4.40.0170.05016.35
5.4.30.0100.07316.45
5.4.20.0030.05316.32
5.4.10.0100.07016.36
5.4.00.0100.05715.70
5.3.290.0070.05314.65
5.3.280.0070.08314.63
5.3.270.0170.07314.58
5.3.260.0100.07014.66
5.3.250.0030.08314.60
5.3.240.0030.05314.63
5.3.230.0070.04714.74
5.3.220.0100.08014.69
5.3.210.0200.06714.71
5.3.200.0000.07714.66
5.3.190.0100.07714.63
5.3.180.0030.07714.69
5.3.170.0170.07014.62
5.3.160.0070.06714.56
5.3.150.0030.06014.69
5.3.140.0130.07014.70
5.3.130.0130.07014.61
5.3.120.0030.06714.49
5.3.110.0030.04314.53
5.3.100.0070.07014.16
5.3.90.0100.06713.95
5.3.80.0070.05313.95
5.3.70.0070.05014.02
5.3.60.0070.04313.93
5.3.50.0070.03713.84
5.3.40.0200.06014.09
5.3.30.0030.04713.94
5.3.20.0100.03313.59
5.3.10.0070.08013.77
5.3.00.0070.07013.66
5.2.170.0030.04712.50
5.2.160.0070.05712.50
5.2.150.0030.04312.50
5.2.140.0100.05312.50
5.2.130.0070.06012.50
5.2.120.0000.06712.50
5.2.110.0030.04012.50
5.2.100.0070.03312.50
5.2.90.0100.02312.50
5.2.80.0070.05712.50
5.2.70.0030.06312.50
5.2.60.0070.06312.50
5.2.50.0000.06012.50
5.2.40.0130.05712.50
5.2.30.0030.05712.50
5.2.20.0070.04012.50
5.2.10.0130.05312.50
5.2.00.0030.05712.50
5.1.60.0030.05312.50
5.1.50.0070.05312.50
5.1.40.0070.06012.50
5.1.30.0070.05712.50
5.1.20.0030.05712.50
5.1.10.0230.05012.50
5.1.00.0130.03712.50
5.0.50.0030.04712.50
5.0.40.0070.04312.50
5.0.30.0030.03312.50
5.0.20.0030.03312.50
5.0.10.0070.03012.50
5.0.00.0000.04712.50
4.4.90.0030.03712.50
4.4.80.0070.02312.50
4.4.70.0000.04012.50
4.4.60.0070.03712.50
4.4.50.0030.03012.50
4.4.40.0000.04712.50
4.4.30.0070.03012.50
4.4.20.0030.03312.50
4.4.10.0070.03712.50
4.4.00.0030.04312.50
4.3.110.0070.03012.50
4.3.100.0030.03312.50
4.3.90.0000.02712.50
4.3.80.0130.03012.50
4.3.70.0000.03312.50
4.3.60.0030.02712.50
4.3.50.0030.03312.50
4.3.40.0030.03712.50
4.3.30.0000.02312.50
4.3.20.0000.02012.50
4.3.10.0000.02012.50
4.3.00.0000.01712.50

preferences:
58.58 ms | 400 KiB | 5 Q