3v4l.org

run code in 300+ PHP versions simultaneously
<?php $aa = array(); echo $aa; ?>

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)
8.3.40.0070.00718.67
8.3.30.0120.00319.06
8.3.20.0050.00220.14
8.3.10.0050.00323.57
8.3.00.0040.00419.25
8.2.170.0120.00322.96
8.2.160.0110.00420.43
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00726.16
8.2.120.0040.00421.10
8.2.110.0060.00322.29
8.2.100.0070.00417.84
8.2.90.0050.00219.08
8.2.80.0060.00317.97
8.2.70.0000.00817.63
8.2.60.0030.00517.80
8.2.50.0040.00818.07
8.2.40.0000.00819.95
8.2.30.0070.00017.93
8.2.20.0020.00517.78
8.2.10.0050.00318.05
8.2.00.0070.00017.59
8.1.270.0080.00023.90
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0100.00723.92
8.1.230.0070.00419.10
8.1.220.0040.00417.79
8.1.210.0040.00418.77
8.1.200.0030.00617.22
8.1.190.0030.00517.23
8.1.180.0000.00818.10
8.1.170.0000.00818.59
8.1.160.0040.00421.82
8.1.150.0000.00718.73
8.1.140.0040.00417.44
8.1.130.0000.00717.82
8.1.120.0030.00317.35
8.1.110.0040.00417.27
8.1.100.0050.00217.31
8.1.90.0000.00817.32
8.1.80.0000.00817.44
8.1.70.0000.00817.25
8.1.60.0070.00317.42
8.1.50.0040.00417.43
8.1.40.0040.00417.47
8.1.30.0000.00817.55
8.1.20.0040.00417.49
8.1.10.0030.00617.45
8.1.00.0000.00917.37
8.0.300.0040.00418.77
8.0.290.0000.00716.88
8.0.280.0000.00718.30
8.0.270.0030.00317.24
8.0.260.0000.00617.14
8.0.250.0040.00416.92
8.0.240.0040.00417.04
8.0.230.0040.00416.81
8.0.220.0030.00316.81
8.0.210.0030.00316.78
8.0.200.0000.00616.83
8.0.190.0000.00816.82
8.0.180.0030.00916.94
8.0.170.0000.00816.95
8.0.160.0080.00016.86
8.0.150.0040.00416.68
8.0.140.0040.00416.84
8.0.130.0050.00013.29
8.0.120.0040.00416.80
8.0.110.0040.00416.94
8.0.100.0070.00016.94
8.0.90.0050.00216.75
8.0.80.0090.00916.80
8.0.70.0040.00416.77
8.0.60.0000.00816.98
8.0.50.0040.00416.74
8.0.30.0110.00817.28
8.0.20.0150.00517.40
8.0.10.0050.00316.77
8.0.00.0100.00616.87
7.4.330.0020.00215.06
7.4.320.0030.00316.45
7.4.300.0000.00616.53
7.4.290.0050.00216.52
7.4.280.0000.00716.51
7.4.270.0050.00216.45
7.4.260.0070.00016.36
7.4.250.0030.00516.48
7.4.240.0010.00716.46
7.4.230.0000.00716.36
7.4.220.0070.01016.46
7.4.210.0090.00616.61
7.4.200.0000.00716.53
7.4.160.0090.00616.57
7.4.150.0080.01517.40
7.4.140.0120.00817.86
7.4.130.0100.00816.49
7.4.120.0100.01116.53
7.4.110.0100.01016.29
7.4.100.0120.00616.64
7.4.90.0060.01416.50
7.4.80.0070.01419.39
7.4.70.0140.00616.30
7.4.60.0130.00316.50
7.4.50.0050.00316.57
7.4.40.0070.01516.56
7.4.30.0050.01116.46
7.4.00.0040.01114.84
7.3.330.0020.00213.16
7.3.320.0000.00513.09
7.3.310.0000.00716.31
7.3.300.0060.00016.04
7.3.290.0070.00716.25
7.3.280.0110.00516.25
7.3.270.0060.01217.40
7.3.260.0060.01216.41
7.3.250.0100.00716.20
7.3.240.0040.01416.43
7.3.230.0030.01316.39
7.3.210.0070.01016.18
7.3.200.0130.00319.39
7.3.190.0110.00616.26
7.3.180.0090.00616.40
7.3.170.0080.00816.51
7.3.160.0060.01516.34
7.2.330.0120.00616.51
7.2.320.0090.00916.57
7.2.310.0130.00316.27
7.2.300.0130.00316.54
7.2.290.0090.00916.34
7.2.00.0030.00719.08
7.1.100.0060.00617.92
7.1.70.0030.00717.19
7.1.60.0130.01019.40
7.1.50.0150.00616.90
7.1.00.0030.07722.27
7.0.200.0000.00916.73
7.0.140.0070.07022.00
7.0.60.0100.06720.00
7.0.50.0030.05317.90
7.0.40.0130.03720.20
7.0.30.0300.07020.02
7.0.20.0400.08020.19
7.0.10.0030.05020.09
7.0.00.0070.07020.09
5.6.280.0170.06021.09
5.6.210.0130.07320.64
5.6.200.0000.04318.16
5.6.190.0030.05720.67
5.6.180.0200.04320.56
5.6.170.0270.07020.60
5.6.160.0000.04320.51
5.6.150.0030.04018.18
5.6.140.0130.06718.09
5.6.130.0070.07718.27
5.6.120.0100.08021.01
5.6.110.0030.08720.99
5.6.100.0000.04321.02
5.6.90.0100.08021.09
5.6.80.0030.04020.38
5.5.350.0300.07020.46
5.5.340.0070.04317.98
5.5.330.0070.08720.15
5.5.320.0330.07320.21
5.5.310.0430.07020.46
5.5.300.0000.04717.87
5.5.290.0030.05017.91
5.5.280.0130.08020.97
5.5.270.0070.08320.75
5.5.260.0030.06320.75
5.5.250.0100.08020.54
5.5.240.0000.05020.14
5.4.450.0130.04719.26
5.4.440.0400.04319.20
5.4.430.0330.05719.10
5.4.420.0400.05019.23
5.4.410.0200.04718.99
5.4.400.0200.05019.13
5.4.390.0230.04018.94
5.4.380.0300.05718.71
5.4.370.0330.05318.67
5.4.360.0400.05718.70
5.4.350.0300.05018.57
5.4.340.0370.04018.72
5.4.320.0050.03612.45
5.4.310.0090.04412.45
5.4.300.0050.03712.45
5.4.290.0060.03712.45
5.4.280.0090.03212.34
5.4.270.0040.03812.34
5.4.260.0060.03712.34
5.4.250.0070.03712.35
5.4.240.0070.03512.34
5.4.230.0100.04412.34
5.4.220.0040.03712.34
5.4.210.0090.03212.34
5.4.200.0060.04212.34
5.4.190.0030.03812.33
5.4.180.0080.04512.34
5.4.170.0060.03612.35
5.4.160.0070.04412.34
5.4.150.0050.03612.34
5.4.140.0030.03812.02
5.4.130.0060.03512.01
5.4.120.0040.03611.96
5.4.110.0040.03511.96
5.4.100.0040.04211.96
5.4.90.0040.03811.96
5.4.80.0040.03911.96
5.4.70.0060.04211.96
5.4.60.0040.03511.96
5.4.50.0070.04311.96
5.4.40.0070.04011.95
5.4.30.0050.03811.95
5.4.20.0070.03311.95
5.4.10.0090.04011.94
5.4.00.0060.04011.43
5.3.290.0040.04112.80
5.3.280.0070.03612.71
5.3.270.0050.04612.72
5.3.260.0060.03812.72
5.3.250.0050.04112.72
5.3.240.0030.03912.71
5.3.230.0040.03812.71
5.3.220.0060.03812.68
5.3.210.0060.04112.68
5.3.200.0070.04412.68
5.3.190.0090.04412.68
5.3.180.0070.04112.67
5.3.170.0060.03912.67
5.3.160.0050.03712.68
5.3.150.0040.03812.68
5.3.140.0060.03512.66
5.3.130.0030.04112.66
5.3.120.0040.03912.66
5.3.110.0050.03912.66
5.3.100.0110.03112.12
5.3.90.0040.03712.09
5.3.80.0060.03512.07
5.3.70.0060.03512.08
5.3.60.0030.03912.07
5.3.50.0080.03312.00
5.3.40.0030.03912.00
5.3.30.0050.03611.94
5.3.20.0100.03211.71
5.3.10.0050.03511.69
5.3.00.0050.03611.68
5.2.170.0020.0349.18
5.2.160.0050.0299.18
5.2.150.0070.0289.17
5.2.140.0040.0319.17
5.2.130.0070.0329.13
5.2.120.0050.0339.13
5.2.110.0040.0309.14
5.2.100.0060.0279.14
5.2.90.0040.0299.13
5.2.80.0040.0319.13
5.2.70.0040.0309.13
5.2.60.0070.0289.08
5.2.50.0050.0309.05
5.2.40.0060.0339.03
5.2.30.0030.0319.01
5.2.20.0070.0289.00
5.2.10.0080.0278.91
5.2.00.0030.0308.77
5.1.60.0060.0228.06
5.1.50.0040.0258.05
5.1.40.0050.0238.04
5.1.30.0080.0228.39
5.1.20.0020.0298.41
5.1.10.0040.0258.13
5.1.00.0040.0308.13
5.0.50.0050.0196.61
5.0.40.0060.0226.47
5.0.30.0050.0296.29
5.0.20.0040.0196.26
5.0.10.0030.0206.23
5.0.00.0050.0296.22
4.4.90.0020.0164.77
4.4.80.0040.0134.75
4.4.70.0070.0114.76
4.4.60.0030.0154.76
4.4.50.0040.0174.77
4.4.40.0060.0254.70
4.4.30.0010.0174.75
4.4.20.0050.0134.84
4.4.10.0010.0174.84
4.4.00.0040.0234.76
4.3.110.0030.0154.67
4.3.100.0020.0164.67
4.3.90.0040.0134.63
4.3.80.0020.0254.58
4.3.70.0040.0134.63
4.3.60.0030.0174.63
4.3.50.0020.0174.63
4.3.40.0060.0214.54
4.3.30.0030.0153.27
4.3.20.0010.0193.26
4.3.10.0030.0223.21
4.3.00.0000.02015.63

preferences:
40.95 ms | 400 KiB | 5 Q