3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('foo' => ['bar' => 'baz']); var_dump(@$a['foo']['bar'] ?: 'xxx'); var_dump(@$a['foo']['baz'] ?: 'xxx');

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)
8.3.70.0060.01216.63
8.3.60.0070.00716.62
8.3.50.0270.00322.04
8.3.40.0100.01018.64
8.3.30.0130.00318.80
8.3.20.0070.00020.29
8.3.10.0070.00021.89
8.3.00.0040.00417.91
8.2.180.0070.01418.54
8.2.170.0070.00722.96
8.2.160.0100.00320.38
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00420.90
8.2.110.0060.00321.95
8.2.100.0060.00618.16
8.2.90.0070.00019.30
8.2.80.0000.00917.97
8.2.70.0000.00817.72
8.2.60.0030.00717.43
8.2.50.0040.00818.07
8.2.40.0030.00518.18
8.2.30.0040.00418.41
8.2.20.0000.00817.73
8.2.10.0040.00417.96
8.2.00.0070.00017.72
8.1.280.0110.00425.92
8.1.270.0040.00423.96
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0000.00822.05
8.1.230.0070.00419.07
8.1.220.0050.00217.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0000.00917.23
8.1.180.0000.00718.10
8.1.170.0060.00318.65
8.1.160.0000.00721.88
8.1.150.0020.00518.80
8.1.140.0040.00417.51
8.1.130.0030.00317.83
8.1.120.0070.00017.36
8.1.110.0000.00817.35
8.1.100.0030.00317.50
8.1.90.0000.00717.48
8.1.80.0030.00317.42
8.1.70.0040.00417.45
8.1.60.0040.00417.50
8.1.50.0000.00717.52
8.1.40.0040.00417.52
8.1.30.0040.00417.67
8.1.20.0000.00817.55
8.1.10.0060.00317.56
8.1.00.0050.00217.35
8.0.300.0080.00018.77
8.0.290.0040.00416.75
8.0.280.0000.00718.32
8.0.270.0030.00617.31
8.0.260.0030.00317.20
8.0.250.0040.00417.08
8.0.240.0030.00317.00
8.0.230.0070.00017.05
8.0.220.0030.00316.83
8.0.210.0060.00016.93
8.0.200.0080.00016.98
8.0.190.0040.00417.03
8.0.180.0000.00716.81
8.0.170.0030.00517.02
8.0.160.0030.00316.83
8.0.150.0030.00316.94
8.0.140.0000.00716.91
8.0.130.0060.00013.38
8.0.120.0070.00016.82
8.0.110.0000.00716.88
8.0.100.0030.00616.98
8.0.90.0040.00416.93
8.0.80.0070.00816.96
8.0.70.0060.00316.84
8.0.60.0000.00816.79
8.0.50.0060.00316.80
8.0.30.0140.00517.13
8.0.20.0110.00817.40
8.0.10.0040.00416.99
8.0.00.0120.00716.79
7.4.330.0050.00015.02
7.4.320.0000.00616.66
7.4.300.0000.00616.61
7.4.290.0000.00716.61
7.4.280.0000.00716.49
7.4.270.0080.00016.49
7.4.260.0040.00416.63
7.4.250.0070.00016.55
7.4.240.0030.00316.55
7.4.230.0030.00316.25
7.4.220.0140.00416.53
7.4.210.0100.01016.64
7.4.200.0080.00016.58
7.4.160.0040.01116.51
7.4.150.0120.00617.40
7.4.140.0160.00517.86
7.4.130.0050.01316.57
7.4.120.0110.00616.63
7.4.110.0140.00316.75
7.4.100.0030.01316.55
7.4.90.0080.01116.70
7.4.80.0070.01419.39
7.4.70.0040.01316.52
7.4.60.0120.00916.50
7.4.50.0050.00316.47
7.4.40.0130.00316.66
7.4.30.0070.01016.39
7.4.00.0110.00615.06
7.3.330.0020.00213.25
7.3.320.0070.00013.11
7.3.310.0060.00016.09
7.3.300.0000.00716.29
7.3.290.0150.00416.35
7.3.280.0070.01016.33
7.3.270.0120.00917.40
7.3.260.0220.00316.34
7.3.250.0100.00616.21
7.3.240.0070.01116.20
7.3.230.0030.01216.39
7.3.210.0130.00316.23
7.3.200.0030.01319.39
7.3.190.0140.00316.41
7.3.180.0100.00616.37
7.3.170.0110.00416.36
7.3.160.0100.01016.48
7.3.120.0090.00714.89
7.3.110.0090.00914.61
7.3.100.0110.00414.70
7.3.90.0030.00914.91
7.3.80.0040.00714.58
7.3.70.0060.00914.82
7.3.60.0000.01714.89
7.3.50.0080.00414.82
7.3.40.0080.00814.62
7.3.30.0070.00414.82
7.3.20.0110.00316.43
7.3.10.0090.00316.62
7.3.00.0040.01116.54
7.2.330.0110.00616.64
7.2.320.0160.00616.72
7.2.310.0030.01316.46
7.2.300.0100.00616.58
7.2.290.0060.00916.43
7.2.250.0060.01214.87
7.2.240.0080.00814.82
7.2.230.0060.00914.91
7.2.220.0110.00315.25
7.2.210.0060.00914.72
7.2.200.0080.00414.97
7.2.190.0040.01114.97
7.2.180.0040.00814.93
7.2.170.0030.01015.08
7.2.00.0030.01019.36
7.1.330.0060.00615.90
7.1.320.0070.01015.55
7.1.310.0040.00415.90
7.1.300.0030.00615.69
7.1.290.0060.00615.91
7.1.280.0030.00615.53
7.1.270.0080.00615.50
7.1.260.0000.01315.52
7.1.200.0040.00815.46
7.1.100.0750.00716.05
7.1.70.0030.00617.15
7.1.60.0070.01819.70
7.1.50.0030.00716.57
7.1.00.0030.07722.57
7.0.200.0100.00016.89
7.0.140.0000.07721.97
7.0.60.0130.08020.00
7.0.50.0000.07317.81
7.0.40.0100.08320.04
7.0.30.0130.05720.17
7.0.20.0230.06319.96
7.0.10.0170.08320.32
7.0.00.0200.07320.12
5.6.210.0070.03720.46
5.6.200.0030.09018.22
5.6.190.0130.06720.48
5.6.180.0170.04320.57
5.6.170.0330.05320.37
5.6.160.0200.05720.40
5.6.150.0070.07018.11
5.6.140.0030.05718.12
5.6.130.0130.07018.20
5.6.120.0030.08720.97
5.6.110.0070.06720.97
5.6.100.0030.04021.13
5.6.90.0070.09320.87
5.6.80.0000.04320.37
5.5.350.0130.03320.46
5.5.340.0030.04718.02
5.5.330.0200.06020.29
5.5.320.0430.07020.13
5.5.310.0200.05320.29
5.5.300.0030.08318.02
5.5.290.0100.08018.02
5.5.280.0000.04320.96
5.5.270.0130.08020.82
5.5.260.0100.06720.72
5.5.250.0070.05720.69
5.5.240.0030.03020.27
5.4.450.0200.05019.41
5.4.440.1070.04719.32
5.4.430.0900.05719.63
5.4.420.0570.05019.32
5.4.410.0230.06718.84
5.4.400.0330.04718.72
5.4.390.0270.05318.60
5.4.380.0200.05018.59
5.4.370.0000.04318.62
5.4.360.0030.04018.49
5.4.350.0060.03811.97
5.4.340.0090.04111.97
5.4.320.0090.03612.45
5.4.310.0050.04312.45
5.4.300.0080.03912.45
5.4.290.0100.03812.45
5.4.280.0090.03412.35
5.4.270.0050.03812.35
5.4.260.0090.03712.35
5.4.250.0080.04112.35
5.4.240.0070.03912.35
5.4.230.0080.04112.34
5.4.220.0060.03912.34
5.4.210.0080.03612.34
5.4.200.0110.04312.34
5.4.190.0070.03412.34
5.4.180.0080.03512.33
5.4.170.0070.03412.35
5.4.160.0050.03712.34
5.4.150.0060.03612.34
5.4.140.0070.03612.02
5.4.130.0050.03712.01
5.4.120.0060.03511.96
5.4.110.0050.03611.96
5.4.100.0060.03511.96
5.4.90.0050.03811.96
5.4.80.0050.03811.96
5.4.70.0060.03511.96
5.4.60.0070.03411.96
5.4.50.0090.03211.96
5.4.40.0080.03311.95
5.4.30.0030.03811.95
5.4.20.0060.03511.94
5.4.10.0050.03611.95
5.4.00.0030.03811.43
5.3.290.0100.03812.80
5.3.280.0080.03612.70
5.3.270.0100.04212.73
5.3.260.0110.03912.72
5.3.250.0060.04212.72
5.3.240.0030.04012.72
5.3.230.0080.03712.71
5.3.220.0040.04012.68
5.3.210.0060.03812.68
5.3.200.0020.04112.68
5.3.190.0070.03812.68
5.3.180.0070.03612.67
5.3.170.0070.03612.67
5.3.160.0090.03312.67
5.3.150.0040.03912.67
5.3.140.0060.03912.66
5.3.130.0090.03712.66
5.3.120.0090.03812.66
5.3.110.0050.04012.66
5.3.100.0050.03712.12
5.3.90.0070.04212.09
5.3.80.0060.03712.07
5.3.70.0070.03512.07
5.3.60.0070.03512.06
5.3.50.0070.03412.00
5.3.40.0050.03712.00
5.3.30.0060.03511.95
5.3.20.0050.03511.72
5.3.10.0050.03511.70
5.3.00.0050.03611.68
5.2.170.0040.0319.18
5.2.160.0060.0279.18
5.2.150.0050.0309.18
5.2.140.0050.0309.18
5.2.130.0050.0369.14
5.2.120.0010.0329.14
5.2.110.0040.0319.15
5.2.100.0060.0279.14
5.2.90.0040.0309.14
5.2.80.0030.0329.14
5.2.70.0060.0299.14
5.2.60.0060.0299.09
5.2.50.0060.0289.05
5.2.40.0060.0299.03
5.2.30.0030.0329.02
5.2.20.0050.0289.00
5.2.10.0030.0308.92
5.2.00.0000.0348.78
5.1.60.0050.0238.07
5.1.50.0010.0278.06
5.1.40.0050.0238.05
5.1.30.0050.0258.39
5.1.20.0100.0218.41
5.1.10.0030.0278.14
5.1.00.0030.0278.14
5.0.50.0030.0216.62
5.0.40.0040.0196.48
5.0.30.0030.0326.29
5.0.20.0030.0216.27
5.0.10.0040.0206.23
5.0.00.0050.0316.23
4.4.90.0060.0124.78
4.4.80.0020.0174.75
4.4.70.0050.0134.75
4.4.60.0050.0134.75
4.4.50.0050.0134.77
4.4.40.0040.0234.71
4.4.30.0030.0154.76
4.4.20.0030.0154.84
4.4.10.0020.0164.85
4.4.00.0040.0254.76
4.3.110.0020.0174.67
4.3.100.0050.0124.67
4.3.90.0010.0164.63
4.3.80.0040.0234.58
4.3.70.0050.0124.63
4.3.60.0030.0144.63
4.3.50.0020.0164.63
4.3.40.0030.0244.54
4.3.30.0020.0163.29
4.3.20.0020.0163.26
4.3.10.0020.0153.21
4.3.00.0030.0237.57

preferences:
40.46 ms | 401 KiB | 5 Q