3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(); $arrayKey = '[0][1]'; $a[0][1] = "two levels deep"; $vars = function($str) use ($vars) { $c = function($v, $w) {return $w ? $v[$w] : $v;}; return array_reduce(preg_split('~\[\'|\'\]~', $str), $c, $vars); }; echo $vars('[0][1]');

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)
8.3.60.0120.00318.80
8.3.50.0120.00821.30
8.3.40.0090.00619.04
8.3.30.0060.00919.19
8.3.20.0030.00520.26
8.3.10.0080.00021.96
8.3.00.0080.00019.51
8.2.180.0040.01116.75
8.2.170.0140.00322.96
8.2.160.0070.00720.35
8.2.150.0080.00024.18
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0000.00822.13
8.2.110.0050.00522.23
8.2.100.0080.00317.97
8.2.90.0040.00418.00
8.2.80.0000.00917.97
8.2.70.0050.00317.93
8.2.60.0080.00017.93
8.2.50.0040.00418.10
8.2.40.0000.00820.57
8.2.30.0070.00018.16
8.2.20.0040.00418.03
8.2.10.0040.00418.11
8.2.00.0000.00918.07
8.1.280.0040.01125.92
8.1.270.0060.00323.91
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0060.00322.10
8.1.230.0070.00419.14
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0040.00417.47
8.1.190.0040.00417.48
8.1.180.0080.00418.10
8.1.170.0030.00618.61
8.1.160.0000.00822.08
8.1.150.0050.00218.82
8.1.140.0070.00017.54
8.1.130.0030.00317.79
8.1.120.0000.00717.50
8.1.110.0080.00017.48
8.1.100.0070.00017.62
8.1.90.0040.00417.47
8.1.80.0040.00417.61
8.1.70.0000.00717.57
8.1.60.0060.00317.80
8.1.50.0040.00417.54
8.1.40.0000.00817.59
8.1.30.0030.00617.62
8.1.20.0000.00717.87
8.1.10.0000.00817.62
8.1.00.0040.00417.57
8.0.300.0040.00419.79
8.0.290.0040.00416.88
8.0.280.0000.00718.46
8.0.270.0000.00717.28
8.0.260.0030.00317.28
8.0.250.0000.00717.22
8.0.240.0000.00717.20
8.0.230.0030.00317.11
8.0.220.0070.00017.05
8.0.210.0000.00717.13
8.0.200.0070.00017.10
8.0.190.0030.00317.20
8.0.180.0040.00417.07
8.0.170.0000.00817.00
8.0.160.0000.00717.05
8.0.150.0040.00416.96
8.0.140.0040.00416.94
8.0.130.0060.00013.54
8.0.120.0080.00016.97
8.0.110.0050.00217.05
8.0.100.0050.00316.98
8.0.90.0040.00417.09
8.0.80.0050.01017.14
8.0.70.0040.00417.02
8.0.60.0000.00717.15
8.0.50.0000.00816.96
8.0.30.0060.01617.21
8.0.20.0120.01017.40
8.0.10.0040.00417.19
8.0.00.0140.00416.86
7.4.330.0060.00015.10
7.4.320.0040.00416.65
7.4.300.0030.00316.69
7.4.290.0000.00716.70
7.4.280.0000.00716.61
7.4.270.0030.00316.81
7.4.260.0070.00416.64
7.4.250.0040.00416.72
7.4.240.0040.00316.75
7.4.230.0000.00716.61
7.4.220.0130.00316.66
7.4.210.0070.00716.81
7.4.200.0030.00316.78
7.4.160.0130.00416.86
7.4.150.0090.00817.40
7.4.140.0100.00817.86
7.4.130.0100.01016.78
7.4.120.0110.00516.73
7.4.110.0090.00616.79
7.4.100.0090.01316.59
7.4.90.0130.01016.85
7.4.80.0100.00719.39
7.4.70.0130.00516.75
7.4.60.0060.00916.72
7.4.50.0000.00716.64
7.4.40.0000.01616.57
7.4.30.0060.01116.62
7.4.00.0060.01115.05
7.3.330.0060.00013.59
7.3.320.0000.00513.50
7.3.310.0000.00716.68
7.3.300.0080.00016.52
7.3.290.0070.00716.55
7.3.280.0050.01016.58
7.3.270.0200.00017.40
7.3.260.0130.00316.54
7.3.250.0050.01216.64
7.3.240.0110.00616.61
7.3.230.0080.00916.75
7.3.210.0100.00716.81
7.3.200.0120.00619.39
7.3.190.0030.01316.62
7.3.180.0090.01016.77
7.3.170.0140.00616.65
7.3.160.0100.00716.55
7.3.120.0070.01114.96
7.3.110.0100.00815.06
7.3.100.0050.01015.18
7.3.90.0030.00815.16
7.3.80.0050.00615.02
7.3.70.0070.01214.80
7.3.60.0060.00615.05
7.3.50.0060.00514.96
7.3.40.0050.00715.06
7.3.30.0100.00515.10
7.3.20.0080.00416.94
7.3.10.0040.00916.71
7.3.00.0070.00516.78
7.2.330.0110.00716.93
7.2.320.0120.00916.79
7.2.310.0000.02116.85
7.2.300.0060.01216.91
7.2.290.0140.00316.75
7.2.250.0110.00515.27
7.2.240.0050.01515.28
7.2.230.0060.00815.24
7.2.220.0080.00515.37
7.2.210.0110.00815.15
7.2.200.0060.00615.21
7.2.190.0090.00615.28
7.2.180.0060.00515.05
7.2.170.0080.00815.31
7.2.00.0030.01019.78
7.1.330.0060.00915.68
7.1.320.0060.00615.95
7.1.310.0080.00916.16
7.1.300.0050.01015.86
7.1.290.0050.00916.08
7.1.280.0040.01115.94
7.1.270.0060.00715.87
7.1.260.0050.00715.76
7.1.100.0000.00818.45
7.1.70.0080.00017.24
7.1.60.0090.01519.32
7.1.50.0130.01017.25
7.1.00.0100.07022.42
7.0.200.0100.00717.08
7.0.140.0100.06722.00
7.0.70.4800.05020.14
7.0.60.0130.07319.84
7.0.50.0100.07017.98
7.0.40.0070.09720.28
7.0.30.0230.05720.11
7.0.20.0270.07320.25
7.0.10.0170.04320.13
7.0.00.0000.04320.11
5.6.280.0100.06720.91
5.6.210.0100.08320.71
5.6.200.0070.03718.17
5.6.190.0000.04720.62
5.6.180.0070.09020.45
5.6.170.0370.07720.54
5.6.160.0130.05320.67
5.6.150.0100.07018.15
5.6.140.0030.04718.28
5.6.130.0030.04318.28
5.6.120.0130.05321.04
5.6.110.0100.07321.02
5.6.100.0070.05320.96
5.6.90.0070.06721.09
5.6.80.0070.08320.39
5.6.70.0130.07320.39
5.5.350.0000.08720.34
5.5.340.0000.04318.00
5.5.330.0230.03320.21
5.5.320.0030.07020.30
5.5.310.0370.05020.23
5.5.300.0130.06018.04
5.5.290.0130.07318.01
5.5.280.0070.04720.91
5.5.270.0100.07720.65
5.5.260.0070.09320.77
5.5.250.0100.07720.69
5.5.240.0100.07320.16
5.4.450.0830.04319.28
5.4.440.0230.03319.20
5.4.430.0230.03719.54
5.4.420.0630.00019.37
5.4.410.0700.00019.44
5.4.400.0670.00019.13
5.4.390.0630.00019.16
5.4.380.0630.00019.04
5.4.370.0600.00019.26
5.4.360.0600.00019.03
5.4.350.0670.00019.02
5.4.340.0670.00019.03
5.4.320.0070.03512.51
5.4.310.0100.03512.50
5.4.300.0080.03512.51
5.4.290.0070.03712.51
5.4.280.0050.03912.40
5.4.270.0120.03412.40
5.4.260.0060.03912.41
5.4.250.0090.03512.41
5.4.240.0100.03412.40
5.4.230.0060.03812.39
5.4.220.0070.04312.39
5.4.210.0060.03612.40
5.4.200.0120.03712.40
5.4.190.0060.03512.39
5.4.180.0090.03612.39
5.4.170.0070.04112.40
5.4.160.0050.03812.39
5.4.150.0100.03812.39
5.4.140.0080.04012.07
5.4.130.0080.03212.06
5.4.120.0080.03312.02
5.4.110.0060.03712.02
5.4.100.0030.03912.02
5.4.90.0090.03812.02
5.4.80.0020.04012.02
5.4.70.0090.03612.02
5.4.60.0070.03412.02
5.4.50.0060.03512.01
5.4.40.0060.03612.00
5.4.30.0100.03312.00
5.4.20.0090.03212.00
5.4.10.0070.03512.00
5.4.00.0040.04211.49
5.3.290.0070.04912.80
5.3.280.0120.03512.71
5.3.270.0060.04312.72
5.3.260.0040.04112.72
5.3.250.0090.03812.72
5.3.240.0080.03912.72
5.3.230.0100.03912.71
5.3.220.0050.03812.68
5.3.210.0060.03912.68
5.3.200.0110.03312.68
5.3.190.0110.03512.68
5.3.180.0070.03612.68
5.3.170.0120.03512.67
5.3.160.0050.03812.68
5.3.150.0070.03612.67
5.3.140.0080.04112.66
5.3.130.0080.03712.66
5.3.120.0080.03712.66
5.3.110.0160.04212.66
5.3.100.0130.04312.13
5.3.90.0100.03312.12
5.3.80.0050.03812.11
5.3.70.0060.03712.11
5.3.60.0080.03412.09
5.3.50.0060.03612.04
5.3.40.0100.03512.04
5.3.30.0060.03512.00
5.3.20.0030.03911.79
5.3.10.0050.03811.74
5.3.00.0070.03911.73
5.2.170.0060.0319.18
5.2.160.0070.0279.18
5.2.150.0040.0339.18
5.2.140.0070.0329.18
5.2.130.0090.0299.14
5.2.120.0020.0329.14
5.2.110.0090.0299.15
5.2.100.0070.0289.14
5.2.90.0060.0319.14
5.2.80.0040.0319.14
5.2.70.0080.0299.14
5.2.60.0080.0309.09
5.2.50.0040.0319.06
5.2.40.0070.0309.04
5.2.30.0060.0369.01
5.2.20.0080.0279.00
5.2.10.0080.0298.92
5.2.00.0030.0318.78
5.1.60.0090.0208.07
5.1.50.0020.0278.06
5.1.40.0060.0238.05
5.1.30.0060.0248.40
5.1.20.0050.0258.41
5.1.10.0060.0248.14
5.1.00.0040.0268.15
5.0.50.0060.0186.62
5.0.40.0050.0196.48
5.0.30.0060.0306.29
5.0.20.0040.0196.27
5.0.10.0030.0226.24
5.0.00.0090.0316.23
4.4.90.0020.0204.78
4.4.80.0040.0194.75
4.4.70.0030.0154.76
4.4.60.0030.0154.76
4.4.50.0030.0154.77
4.4.40.0010.0264.71
4.4.30.0030.0164.75
4.4.20.0030.0154.84
4.4.10.0030.0174.85
4.4.00.0030.0254.76
4.3.110.0030.0154.67
4.3.100.0020.0164.66
4.3.90.0040.0134.64
4.3.80.0070.0204.58
4.3.70.0040.0144.63
4.3.60.0010.0174.63
4.3.50.0010.0194.63
4.3.40.0050.0234.54
4.3.30.0020.0163.29
4.3.20.0010.0173.26
4.3.10.0040.0143.22
4.3.00.0100.01313.50

preferences:
47.4 ms | 401 KiB | 5 Q