3v4l.org

run code in 300+ PHP versions simultaneously
<?php $vars = array(); $arrayKey = '[0][1]'; $vars[0][1] = "two levels deep"; $vars = function($str) use ($vars) { return eval('return $vars'.$str.';'); }; echo $vars($arrayKey);

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)
8.3.60.0120.00318.55
8.3.50.0150.00521.02
8.3.40.0070.00718.73
8.3.30.0110.00419.07
8.3.20.0020.00520.20
8.3.10.0080.00022.10
8.3.00.0040.00419.50
8.2.180.0090.00616.63
8.2.170.0040.01122.96
8.2.160.0070.00720.39
8.2.150.0030.00624.18
8.2.140.0080.00024.66
8.2.130.0000.00826.16
8.2.120.0040.00422.11
8.2.110.0070.00422.30
8.2.100.0080.00318.02
8.2.90.0030.00517.88
8.2.80.0040.00417.97
8.2.70.0000.00818.05
8.2.60.0090.00017.93
8.2.50.0080.00018.10
8.2.40.0080.00020.45
8.2.30.0030.00518.04
8.2.20.0000.00817.80
8.2.10.0040.00418.19
8.2.00.0000.00817.67
8.1.280.0140.00325.92
8.1.270.0030.00523.83
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0090.00022.16
8.1.230.0070.00419.07
8.1.220.0030.00617.76
8.1.210.0030.00518.77
8.1.200.0040.00417.22
8.1.190.0060.00317.22
8.1.180.0060.00618.10
8.1.170.0040.00418.51
8.1.160.0050.00222.02
8.1.150.0050.00318.84
8.1.140.0070.00017.38
8.1.130.0030.00317.74
8.1.120.0000.00717.39
8.1.110.0040.00417.48
8.1.100.0020.00517.35
8.1.90.0000.00817.51
8.1.80.0000.00717.40
8.1.70.0030.00317.49
8.1.60.0040.00417.59
8.1.50.0040.00417.54
8.1.40.0000.00817.57
8.1.30.0000.00917.63
8.1.20.0040.00417.62
8.1.10.0000.00717.55
8.1.00.0000.00717.37
8.0.300.0080.00019.54
8.0.290.0000.00816.63
8.0.280.0040.00418.43
8.0.270.0030.00417.20
8.0.260.0060.00017.17
8.0.250.0030.00316.98
8.0.240.0070.00016.96
8.0.230.0070.00016.84
8.0.220.0050.00516.93
8.0.210.0040.00416.93
8.0.200.0030.00316.95
8.0.190.0030.00316.99
8.0.180.0070.00016.92
8.0.170.0000.00816.80
8.0.160.0030.00316.76
8.0.150.0070.00016.83
8.0.140.0080.00016.74
8.0.130.0000.00613.38
8.0.120.0030.00616.79
8.0.110.0000.00716.89
8.0.100.0040.00416.68
8.0.90.0020.00516.77
8.0.80.0090.00616.90
8.0.70.0030.00616.86
8.0.60.0040.00416.72
8.0.50.0040.00416.90
8.0.30.0080.01216.94
8.0.20.0100.01017.40
8.0.10.0000.00716.88
8.0.00.0080.00816.65
7.4.330.0060.00015.09
7.4.320.0000.00916.64
7.4.300.0030.00316.58
7.4.290.0030.00316.41
7.4.280.0030.00316.59
7.4.270.0050.00216.36
7.4.260.0030.00616.54
7.4.250.0080.00016.37
7.4.240.0060.00216.54
7.4.230.0030.00316.50
7.4.220.0080.01416.68
7.4.210.0040.01716.57
7.4.200.0030.00316.30
7.4.160.0140.00816.44
7.4.150.0080.01217.40
7.4.140.0190.00517.86
7.4.130.0100.00816.47
7.4.120.0080.01016.62
7.4.110.0060.01016.71
7.4.100.0170.00016.36
7.4.90.0120.00616.41
7.4.80.0150.00319.39
7.4.70.0070.01016.48
7.4.60.0030.01416.37
7.4.50.0030.00616.36
7.4.40.0170.00016.44
7.4.30.0150.00316.50
7.4.00.0070.01214.97
7.3.330.0030.00313.36
7.3.320.0060.00013.44
7.3.310.0000.00716.40
7.3.300.0070.00016.34
7.3.290.0110.00416.32
7.3.280.0040.01216.34
7.3.270.0100.00717.40
7.3.260.0030.01416.70
7.3.250.0080.01516.39
7.3.240.0120.00316.54
7.3.230.0090.01216.39
7.3.210.0060.01216.54
7.3.200.0180.00019.39
7.3.190.0140.00716.42
7.3.180.0090.00616.29
7.3.170.0110.00616.32
7.3.160.0090.01216.30
7.3.120.0030.01215.01
7.3.110.0060.01214.50
7.3.100.0070.00714.82
7.3.90.0080.00014.90
7.3.80.0100.00314.82
7.3.70.0030.00614.96
7.3.60.0130.00314.60
7.3.50.0080.00014.59
7.3.40.0080.00714.84
7.3.30.0070.00414.79
7.3.20.0040.01116.36
7.3.10.0000.01516.64
7.3.00.0030.00916.66
7.2.330.0040.01416.52
7.2.320.0100.00916.47
7.2.310.0140.01016.77
7.2.300.0130.00316.73
7.2.290.0030.01916.59
7.2.250.0070.01015.29
7.2.240.0060.00915.25
7.2.230.0060.00915.11
7.2.220.0000.01315.23
7.2.210.0050.00515.11
7.2.200.0040.00815.15
7.2.190.0130.00315.00
7.2.180.0040.00814.84
7.2.170.0100.00315.21
7.2.00.0030.01019.57
7.1.330.0060.00915.71
7.1.320.0000.01215.76
7.1.310.0040.01115.78
7.1.300.0070.00315.57
7.1.290.0040.00415.90
7.1.280.0030.01015.89
7.1.270.0070.01015.75
7.1.260.0060.00615.63
7.1.100.0080.00318.14
7.1.70.0030.00317.18
7.1.60.0100.01419.32
7.1.50.0130.00917.06
7.1.00.0070.07322.29
7.0.200.0240.00914.78
7.0.140.0000.07722.18
7.0.70.4800.03719.90
7.0.60.0100.04719.93
7.0.50.0030.04017.98
7.0.40.0070.08020.30
7.0.30.0170.09020.25
7.0.20.0230.06020.23
7.0.10.0200.04720.34
7.0.00.0000.04720.32
5.6.280.0030.07021.05
5.6.210.0130.07320.50
5.6.200.0000.04318.15
5.6.190.0070.04020.67
5.6.180.0130.06020.59
5.6.170.0370.07020.51
5.6.160.0100.07320.39
5.6.150.0000.04318.23
5.6.140.0070.08318.15
5.6.130.0070.08318.12
5.6.120.0130.06721.00
5.6.110.0070.08020.96
5.6.100.0030.04321.14
5.6.90.0070.08321.06
5.6.80.0170.06020.34
5.6.70.0100.08020.38
5.5.350.0030.08020.34
5.5.340.0030.03718.08
5.5.330.0100.08720.19
5.5.320.0000.04720.21
5.5.310.0400.07720.19
5.5.300.0070.08317.92
5.5.290.0100.07017.99
5.5.280.0200.07020.80
5.5.270.0070.04320.80
5.5.260.0170.06020.73
5.5.250.0130.06320.77
5.5.240.0170.06720.26
5.4.450.0700.04019.50
5.4.440.0270.02719.39
5.4.430.0300.04719.16
5.4.420.0670.00019.62
5.4.410.0670.00019.35
5.4.400.0630.00019.23
5.4.390.0670.00019.03
5.4.380.0670.00019.07
5.4.370.0630.00019.06
5.4.360.0600.00019.13
5.4.350.0670.00019.13
5.4.340.0630.00019.24
5.4.320.0070.03412.50
5.4.310.0050.03712.50
5.4.300.0050.03612.51
5.4.290.0130.02912.49
5.4.280.0050.03512.39
5.4.270.0060.03512.39
5.4.260.0060.03812.39
5.4.250.0050.03812.39
5.4.240.0030.03712.39
5.4.230.0030.03912.39
5.4.220.0070.03312.39
5.4.210.0050.03512.39
5.4.200.0050.04112.39
5.4.190.0050.03912.39
5.4.180.0040.03612.39
5.4.170.0080.03312.39
5.4.160.0050.03712.39
5.4.150.0030.03712.38
5.4.140.0060.03712.07
5.4.130.0080.03212.06
5.4.120.0040.03612.02
5.4.110.0050.04312.01
5.4.100.0070.03812.01
5.4.90.0070.03712.01
5.4.80.0110.04712.01
5.4.70.0120.03012.01
5.4.60.0050.03712.01
5.4.50.0030.03912.01
5.4.40.0090.03712.00
5.4.30.0030.03912.00
5.4.20.0080.03811.99
5.4.10.0040.04011.99
5.4.00.0040.03711.48
5.3.290.0060.04012.80
5.3.280.0060.03712.71
5.3.270.0030.04112.72
5.3.260.0060.03912.71
5.3.250.0090.03312.72
5.3.240.0090.03412.71
5.3.230.0090.03512.71
5.3.220.0090.03612.68
5.3.210.0070.03712.68
5.3.200.0100.03212.68
5.3.190.0110.03312.67
5.3.180.0090.03512.67
5.3.170.0090.03312.67
5.3.160.0080.03312.67
5.3.150.0080.03512.67
5.3.140.0070.03612.66
5.3.130.0080.03612.66
5.3.120.0040.03912.66
5.3.110.0080.03512.66
5.3.100.0070.03512.12
5.3.90.0060.03412.10
5.3.80.0100.03612.09
5.3.70.0060.03512.10
5.3.60.0070.04012.07
5.3.50.0040.03612.03
5.3.40.0050.03912.03
5.3.30.0060.03511.99
5.3.20.0060.03511.77
5.3.10.0070.03311.73
5.3.00.0070.03411.72
5.2.170.0070.0279.18
5.2.160.0040.0299.18
5.2.150.0070.0289.18
5.2.140.0050.0379.18
5.2.130.0020.0319.14
5.2.120.0050.0319.14
5.2.110.0070.0269.14
5.2.100.0080.0329.14
5.2.90.0060.0279.14
5.2.80.0040.0319.14
5.2.70.0050.0309.14
5.2.60.0050.0379.09
5.2.50.0030.0319.06
5.2.40.0060.0289.04
5.2.30.0050.0299.01
5.2.20.0060.0279.01
5.2.10.0060.0308.92
5.2.00.0040.0298.78
5.1.60.0020.0258.07
5.1.50.0060.0248.07
5.1.40.0040.0248.05
5.1.30.0030.0278.39
5.1.20.0050.0258.41
5.1.10.0050.0308.14
5.1.00.0070.0228.14
5.0.50.0070.0166.62
5.0.40.0040.0186.48
5.0.30.0050.0286.29
5.0.20.0040.0186.26
5.0.10.0050.0186.24
5.0.00.0050.0276.23
4.4.90.0020.0154.77
4.4.80.0060.0164.76
4.4.70.0060.0124.75
4.4.60.0020.0154.75
4.4.50.0010.0214.77
4.4.40.0050.0264.71
4.4.30.0020.0204.76
4.4.20.0050.0144.84
4.4.10.0050.0134.85
4.4.00.0020.0254.75
4.3.110.0040.0194.67
4.3.100.0010.0164.67
4.3.90.0030.0184.63
4.3.80.0050.0264.58
4.3.70.0040.0134.63
4.3.60.0030.0134.63
4.3.50.0010.0174.63
4.3.40.0030.0284.54
4.3.30.0010.0163.29
4.3.20.0020.0153.26
4.3.10.0020.0153.22
4.3.00.0030.01313.50

preferences:
36.89 ms | 401 KiB | 5 Q