3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyStuff extends ArrayObject { function offsetGet($offset) { echo "Called"; return parent::offsetGet($offset); } } $array = array('foo' => 42); $array_object = new MyStuff($array); var_dump(isset($array['foo'])); var_dump(empty($array['foo'])); var_dump(isset($array_object['foo'])); var_dump(empty($array_object['foo']));

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)
8.3.70.0060.01016.75
8.3.60.0060.01518.58
8.3.50.0130.00521.14
8.3.40.0140.00018.79
8.3.30.0110.00420.14
8.3.20.0000.00818.73
8.3.10.0060.00321.23
8.3.00.0000.00723.53
8.2.180.0040.01116.48
8.2.170.0100.00722.96
8.2.160.0070.00720.39
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0140.00019.13
8.2.110.0040.00720.44
8.2.100.0070.00417.84
8.2.90.0050.00319.34
8.2.80.0000.00719.46
8.2.70.0030.00617.63
8.2.60.0040.00418.16
8.2.50.0030.00518.07
8.2.40.0000.00718.22
8.2.30.0030.00319.32
8.2.20.0030.00517.73
8.2.10.0000.00817.75
8.2.00.0020.00517.74
8.1.280.0140.00425.92
8.1.270.0000.00723.99
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0060.00323.80
8.1.230.0070.00421.04
8.1.220.0050.00318.77
8.1.210.0080.00018.89
8.1.200.0060.00317.22
8.1.190.0040.00417.40
8.1.180.0040.00418.10
8.1.170.0040.00418.54
8.1.160.0060.00318.77
8.1.150.0040.00418.57
8.1.140.0040.00417.43
8.1.130.0040.00417.76
8.1.120.0000.00817.35
8.1.110.0070.00017.33
8.1.100.0000.00717.30
8.1.90.0040.00417.40
8.1.80.0070.00017.42
8.1.70.0000.00817.36
8.1.60.0030.00617.64
8.1.50.0040.00417.51
8.1.40.0000.00817.41
8.1.30.0030.00617.58
8.1.20.0040.00417.63
8.1.10.0000.00817.54
8.1.00.0000.00817.44
8.0.300.0040.00419.84
8.0.290.0040.00417.05
8.0.280.0050.00218.44
8.0.270.0030.00517.16
8.0.260.0070.00016.70
8.0.250.0040.00416.85
8.0.240.0030.00616.80
8.0.230.0000.00716.93
8.0.220.0000.00716.84
8.0.210.0040.00416.70
8.0.200.0000.00616.95
8.0.190.0070.00016.86
8.0.180.0000.00816.81
8.0.170.0030.00516.76
8.0.160.0050.00316.88
8.0.150.0020.00516.81
8.0.140.0050.00316.78
8.0.130.0060.00013.22
8.0.120.0040.00416.80
8.0.110.0040.00416.77
8.0.100.0070.00016.68
8.0.90.0040.00416.71
8.0.80.0030.01216.84
8.0.70.0000.00716.71
8.0.60.0040.00416.89
8.0.50.0000.00816.79
8.0.30.0100.01017.22
8.0.20.0110.00817.40
8.0.10.0000.00816.96
8.0.00.0080.01116.73
7.4.330.0050.00016.82
7.4.320.0040.00416.52
7.4.300.0000.00716.52
7.4.290.0000.00816.43
7.4.280.0070.00016.41
7.4.270.0070.00016.61
7.4.260.0000.00513.26
7.4.250.0040.00416.46
7.4.240.0000.00716.62
7.4.230.0030.00316.68
7.4.220.0030.01716.63
7.4.210.0100.00616.64
7.4.200.0040.00416.50
7.4.190.0030.00316.55
7.4.160.0000.01916.60
7.4.150.0120.01317.40
7.4.140.0040.01417.86
7.4.130.0090.00916.57
7.4.120.0100.00816.45
7.4.110.0190.00416.53
7.4.100.0140.00416.33
7.4.90.0140.00316.59
7.4.80.0090.00919.39
7.4.70.0080.01316.56
7.4.60.0120.00916.40
7.4.50.0030.00616.25
7.4.40.0000.01422.77
7.4.30.0130.00716.30
7.4.00.0080.00815.22
7.3.330.0000.00513.31
7.3.320.0000.00713.10
7.3.310.0050.00216.11
7.3.300.0000.00716.25
7.3.290.0140.00016.28
7.3.280.0110.00516.27
7.3.270.0090.01517.40
7.3.260.0120.00818.24
7.3.250.0080.01216.31
7.3.240.0090.00616.43
7.3.230.0110.02216.39
7.3.210.0030.01316.16
7.3.200.0060.01519.39
7.3.190.0130.00816.35
7.3.180.0070.00916.41
7.3.170.0140.00516.30
7.3.160.0070.01016.23
7.3.120.0100.00714.84
7.2.330.0170.00316.67
7.2.320.0100.01316.57
7.2.310.0150.00316.52
7.2.300.0070.01016.53
7.2.290.0040.01216.68
7.1.70.0030.01017.04
7.1.60.0070.01719.17
7.1.50.0070.01716.88
7.1.00.0030.03322.40
7.0.200.0060.00316.70
7.0.140.0030.07322.07
7.0.100.0270.07719.93
7.0.90.0170.05720.00
7.0.80.0270.08319.91
7.0.70.0100.07019.94
7.0.60.0130.07719.96
7.0.50.0300.08020.30
7.0.40.0030.04320.10
7.0.30.0100.03720.11
7.0.20.0030.05019.94
7.0.10.0070.03720.02
7.0.00.0070.04020.13
5.6.280.0030.07321.08
5.6.250.0130.06720.54
5.6.240.0100.05020.55
5.6.230.0130.07020.68
5.6.220.0100.07320.68
5.6.210.0030.04320.67
5.6.200.0070.04320.95
5.6.190.0030.05021.06
5.6.180.0030.04720.93
5.6.170.0070.04021.17
5.6.160.0100.03721.04
5.6.150.0030.04021.13
5.6.140.0000.04321.01
5.6.130.0000.04720.95
5.6.120.0070.05020.95
5.6.110.0100.03721.09
5.6.100.0000.04720.89
5.6.90.0000.04721.11
5.6.80.0030.04020.33
5.6.70.0070.03720.39
5.6.60.0000.04320.47
5.6.50.0030.04020.40
5.6.40.0000.04320.36
5.6.30.0000.04320.52
5.6.20.0030.04020.26
5.6.10.0030.04020.37
5.6.00.0030.04320.39
5.5.380.0070.04020.51
5.5.370.0100.06720.37
5.5.360.0100.07720.34
5.5.350.0100.05020.48
5.5.340.0030.04320.82
5.5.330.0070.04020.89
5.5.320.0030.04020.75
5.5.310.0130.03720.79
5.5.300.0030.05020.89
5.5.290.0030.04720.85
5.5.280.0030.04320.77
5.5.270.0030.04320.76
5.5.260.0070.04020.80
5.5.250.0030.04020.70
5.5.240.0030.04320.26
5.5.230.0030.04020.24
5.5.220.0000.05020.20
5.5.210.0100.03320.26
5.5.200.0000.04020.23
5.5.190.0100.03320.22
5.5.180.0030.04020.23
5.5.160.0030.04020.21
5.5.150.0070.03720.14
5.5.140.0000.04320.24
5.5.130.0030.04020.21
5.5.120.0100.03320.23
5.5.110.0030.03719.95
5.5.100.0070.03720.12
5.5.90.0070.04020.05
5.5.80.0000.04320.04
5.5.70.0030.04320.07
5.5.60.0100.05320.09
5.5.50.0100.06320.05
5.5.40.0030.04720.13
5.5.30.0130.06720.14
5.5.20.0130.07320.14
5.5.10.0030.08320.09
5.5.00.0070.06719.96
5.4.450.0030.04019.54
5.4.440.0030.04319.36
5.4.430.0030.04019.44
5.4.420.0100.03019.50
5.4.410.0030.04319.40
5.4.400.0100.03719.16
5.4.390.0070.04018.88
5.4.380.0030.03718.84
5.4.370.0070.03719.12
5.4.360.0100.05719.21
5.4.350.0000.04018.88
5.4.340.0030.03719.16
5.4.320.0000.04319.14
5.4.310.0070.03319.05
5.4.300.0070.03318.85
5.4.290.0000.03718.95
5.4.280.0070.03319.22
5.4.270.0000.04019.20
5.4.260.0000.03719.20
5.4.250.0030.03718.84
5.4.240.0000.03718.86
5.4.230.0130.03719.09
5.4.220.0030.08319.02
5.4.210.0070.03719.04
5.4.200.0100.07019.02
5.4.190.0030.07718.89
5.4.180.0030.07018.90
5.4.170.0100.04719.02
5.4.160.0070.08019.08
5.4.150.0130.07319.01
5.4.140.0070.04316.39
5.4.130.0100.07316.36
5.4.120.0100.03316.34
5.4.110.0130.07016.48
5.4.100.0030.04716.46
5.4.90.0100.07316.35
5.4.80.0000.07716.31
5.4.70.0100.03716.40
5.4.60.0000.06016.41
5.4.50.0100.07316.48
5.4.40.0000.04016.39
5.4.30.0030.07016.48
5.4.20.0200.06316.32
5.4.10.0030.04016.47
5.4.00.0070.03315.79
5.3.290.0070.03014.79
5.3.280.0130.04014.66
5.3.270.0100.07314.62
5.3.260.0170.03314.57
5.3.250.0100.04014.67
5.3.240.0170.06714.61
5.3.230.0000.04314.65
5.3.220.0130.03014.68
5.3.210.0030.07314.68
5.3.200.0030.05314.60
5.3.190.0030.07714.66
5.3.180.0100.06714.55
5.3.170.0070.07314.55
5.3.160.0030.05014.66
5.3.150.0000.08014.59
5.3.140.0070.06014.61
5.3.130.0030.07014.57
5.3.120.0030.06314.51
5.3.110.0100.05714.52
5.3.100.0100.06713.97
5.3.90.0170.05314.12
5.3.80.0100.04013.96
5.3.70.0030.07713.93
5.3.60.0100.05314.07
5.3.50.0030.08314.00
5.3.40.0130.06714.04
5.3.30.0070.03713.80
5.3.20.0130.07013.80
5.3.10.0070.04013.77
5.3.00.0030.07713.52
5.2.170.0030.05711.02
5.2.160.0030.06011.21
5.2.150.0100.03711.05
5.2.140.0070.03011.26
5.2.130.0070.05711.21
5.2.120.0130.05011.01
5.2.110.0130.04011.21
5.2.100.0100.04311.16
5.2.90.0000.04011.17
5.2.80.0070.06711.16
5.2.70.0130.05011.21
5.2.60.0070.05011.17
5.2.50.0030.05311.02
5.2.40.0030.03311.03
5.2.30.0000.06310.91
5.2.20.0100.05010.98
5.2.10.0070.02710.91
5.2.00.0030.03310.81
5.1.60.0030.04010.05
5.1.50.0030.05010.06
5.1.40.0070.04310.06
5.1.30.0030.03710.46
5.1.20.0070.05310.41
5.1.10.0000.04310.16
5.1.00.0070.05310.18
5.0.50.0000.0408.92
5.0.40.0030.0208.92
5.0.30.0070.0438.92
5.0.20.0070.0438.92
5.0.10.0070.0438.92
5.0.00.0030.0638.92
4.4.90.0000.0308.92
4.4.80.0000.0308.92
4.4.70.0070.0338.92
4.4.60.0030.0238.92
4.4.50.0000.0338.92
4.4.40.0030.0238.92
4.4.30.0030.0238.92
4.4.20.0000.0378.92
4.4.10.0030.0308.92
4.4.00.0000.0378.92
4.3.110.0000.0308.92
4.3.100.0030.0308.92
4.3.90.0000.0238.92
4.3.80.0000.0578.92
4.3.70.0070.0308.92
4.3.60.0000.0338.92
4.3.50.0030.0338.92
4.3.40.0030.0278.92
4.3.30.0000.0378.92
4.3.20.0030.0338.92
4.3.10.0000.0378.92
4.3.00.0030.0208.92

preferences:
52.52 ms | 401 KiB | 5 Q