3v4l.org

run code in 300+ PHP versions simultaneously
<?php array_keys();

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)
8.3.40.0150.00018.74
8.3.30.0070.00720.21
8.3.20.0080.00020.21
8.3.10.0040.00422.14
8.3.00.0040.00422.47
8.2.170.0120.00322.96
8.2.160.0100.00720.53
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0080.00326.16
8.2.120.0050.00219.47
8.2.110.0090.00022.16
8.2.100.0080.00317.88
8.2.90.0040.00419.17
8.2.80.0040.00417.97
8.2.70.0040.00417.46
8.2.60.0030.00717.80
8.2.50.0040.00418.07
8.2.40.0000.00818.09
8.2.30.0000.00917.98
8.2.20.0040.00417.70
8.2.10.0000.00817.67
8.2.00.0060.00317.54
8.1.270.0080.00024.66
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0090.00021.83
8.1.230.0070.00317.42
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0030.00617.00
8.1.190.0030.00517.53
8.1.180.0110.00018.10
8.1.170.0080.00018.62
8.1.160.0000.00722.14
8.1.150.0000.00718.55
8.1.140.0030.00517.17
8.1.130.0040.00417.70
8.1.120.0030.00417.33
8.1.110.0000.00817.24
8.1.100.0040.00417.30
8.1.90.0030.00617.28
8.1.80.0050.00317.21
8.1.70.0040.00417.30
8.1.60.0060.00317.50
8.1.50.0040.00417.32
8.1.40.0000.00817.47
8.1.30.0060.00317.57
8.1.20.0050.00317.62
8.1.10.0070.00017.40
8.1.00.0000.00817.41
8.0.300.0000.00718.77
8.0.290.0060.00316.75
8.0.280.0030.00318.38
8.0.270.0080.00017.14
8.0.260.0040.00416.74
8.0.250.0060.00316.95
8.0.240.0050.00516.86
8.0.230.0070.00016.96
8.0.220.0070.00016.86
8.0.210.0030.00416.92
8.0.200.0030.00316.83
8.0.190.0030.00516.98
8.0.180.0000.00716.91
8.0.170.0030.00316.79
8.0.160.0030.00316.89
8.0.150.0070.00016.75
8.0.140.0030.00316.84
8.0.130.0000.00513.35
8.0.120.0050.00316.72
8.0.110.0040.00416.77
8.0.100.0040.00416.74
8.0.90.0030.00316.86
8.0.80.0130.00316.88
8.0.70.0040.00416.93
8.0.60.0050.00216.93
8.0.50.0040.00416.94
8.0.30.0080.01016.91
8.0.20.0130.00717.40
8.0.10.0000.00816.82
8.0.00.0140.00716.55
7.4.330.0050.00015.00
7.4.320.0060.00016.37
7.4.300.0000.00616.27
7.4.290.0030.00316.31
7.4.280.0070.00016.45
7.4.270.0050.00216.46
7.4.260.0000.00513.09
7.4.250.0070.00016.36
7.4.240.0030.00316.40
7.4.230.0000.00716.36
7.4.220.0030.01416.46
7.4.210.0080.01016.47
7.4.200.0000.00716.36
7.4.190.0040.00416.43
7.4.160.0030.01216.25
7.4.150.0040.01317.40
7.4.140.0130.00617.86
7.4.130.0100.00616.30
7.4.120.0120.00516.37
7.4.110.0030.01416.29
7.4.100.0090.01316.30
7.4.90.0040.02016.41
7.4.80.0060.01519.39
7.4.70.0130.00316.31
7.4.60.0090.01216.38
7.4.50.0050.00316.28
7.4.40.0070.00722.77
7.4.30.0000.01716.44
7.4.00.0070.00714.82
7.3.330.0050.00013.11
7.3.320.0050.00013.02
7.3.310.0030.00316.07
7.3.300.0030.00316.09
7.3.290.0110.00316.17
7.3.280.0100.00616.14
7.3.270.0060.01017.40
7.3.260.0090.01216.22
7.3.250.0070.00916.39
7.3.240.0120.00616.23
7.3.230.0090.00916.39
7.3.210.0130.01016.15
7.3.200.0150.00619.39
7.3.190.0100.00716.45
7.3.180.0060.01316.20
7.3.170.0100.00516.27
7.3.160.0080.01116.35
7.3.120.0070.01014.46
7.2.330.0120.00916.28
7.2.320.0140.00816.50
7.2.310.0170.01016.32
7.2.300.0060.00916.30
7.2.290.0100.00716.21
7.2.00.0000.01419.32
7.1.100.0140.00318.02
7.1.70.0050.00316.90
7.1.60.0100.01419.43
7.1.50.0280.00634.37
7.1.00.0070.03022.51
7.0.200.0000.00816.46
7.0.140.0030.07021.96
7.0.100.0100.03719.98
7.0.90.0130.09319.85
7.0.80.0100.08319.94
7.0.70.0100.07719.88
7.0.60.0130.06320.01
7.0.50.0130.08320.34
7.0.40.0100.06320.10
7.0.30.0070.06720.11
7.0.20.0030.08020.11
7.0.10.0130.09720.05
7.0.00.0070.04320.13
5.6.280.0070.07020.77
5.6.250.0070.03320.54
5.6.240.0130.07720.67
5.6.230.0000.06320.50
5.6.220.0070.05720.48
5.6.210.0070.07020.42
5.6.200.0170.07721.02
5.6.190.0000.09021.04
5.6.180.0130.07721.07
5.6.170.0230.07321.16
5.6.160.0070.08021.02
5.6.150.0030.09321.04
5.6.140.0070.04020.93
5.6.130.0130.04321.00
5.6.120.0070.08021.07
5.6.110.0170.03321.06
5.6.100.0070.07021.09
5.6.90.0070.07021.07
5.6.80.0100.05020.39
5.6.70.0170.07020.39
5.6.60.0100.08320.53
5.6.50.0100.07720.41
5.6.40.0030.05020.43
5.6.30.0070.07020.30
5.6.20.0100.04320.46
5.6.10.0200.06720.28
5.6.00.0030.05320.42
5.5.380.0100.06320.34
5.5.370.0030.07020.38
5.5.360.0030.07720.37
5.5.350.0170.04020.38
5.5.340.0130.07720.88
5.5.330.0000.08720.72
5.5.320.0100.05020.86
5.5.310.0100.06020.63
5.5.300.0070.04020.91
5.5.290.0170.04720.76
5.5.280.0030.07720.75
5.5.270.0000.04720.82
5.5.260.0070.08720.89
5.5.250.0030.08020.57
5.5.240.0000.05020.01
5.5.230.0100.08020.20
5.5.220.0130.04320.24
5.5.210.0130.05320.24
5.5.200.0000.05020.22
5.5.190.0100.06020.23
5.5.180.0100.04320.26
5.5.160.0100.06320.21
5.5.150.0130.06320.20
5.5.140.0130.06720.23
5.5.130.0130.05320.21
5.5.120.0170.07020.07
5.5.110.0130.07020.11
5.5.100.0070.04720.11
5.5.90.0030.06720.07
5.5.80.0070.07720.11
5.5.70.0030.08020.09
5.5.60.0100.07320.01
5.5.50.0070.05320.05
5.5.40.0070.05720.05
5.5.30.0070.08319.92
5.5.20.0030.06720.13
5.5.10.0030.05020.07
5.5.00.0030.06320.04
5.4.450.0100.07719.12
5.4.440.0030.08719.38
5.4.430.0070.05019.35
5.4.420.0100.08019.38
5.4.410.0130.07318.98
5.4.400.0100.05318.91
5.4.390.0030.08318.94
5.4.380.0030.07019.04
5.4.370.0130.07019.25
5.4.360.0070.07018.90
5.4.350.0000.08019.11
5.4.340.0130.06719.12
5.4.320.0070.08018.98
5.4.310.0170.06318.78
5.4.300.0170.06319.05
5.4.290.0130.07019.07
5.4.280.0030.04019.14
5.4.270.0130.07019.05
5.4.260.0100.05719.03
5.4.250.0100.05719.01
5.4.240.0100.05319.04
5.4.230.0270.05318.96
5.4.220.0030.04319.04
5.4.210.0070.03718.97
5.4.200.0100.06719.00
5.4.190.0130.06718.91
5.4.180.0130.04318.97
5.4.170.0070.07018.97
5.4.160.0130.06319.05
5.4.150.0070.05319.04
5.4.140.0230.06016.27
5.4.130.0070.04016.07
5.4.120.0070.07316.38
5.4.110.0070.04016.36
5.4.100.0130.06716.42
5.4.90.0070.07016.21
5.4.80.0070.07016.29
5.4.70.0030.07716.20
5.4.60.0030.05016.34
5.4.50.0130.06716.38
5.4.40.0100.05716.28
5.4.30.0070.03316.27
5.4.20.0200.06016.40
5.4.10.0070.05716.38
5.4.00.0000.04015.83
5.3.290.0070.04314.52
5.3.280.0070.06314.58
5.3.270.0000.08014.46
5.3.260.0000.05014.51
5.3.250.0130.07014.56
5.3.240.0100.05714.59
5.3.230.0070.07314.57
5.3.220.0130.06714.39
5.3.210.0070.06714.50
5.3.200.0030.07014.54
5.3.190.0000.08014.55
5.3.180.0070.04014.41
5.3.170.0030.07314.53
5.3.160.0070.03314.57
5.3.150.0170.06714.47
5.3.140.0070.04014.54
5.3.130.0030.04714.45
5.3.120.0000.08714.40
5.3.110.0130.06714.51
5.3.100.0130.03014.02
5.3.90.0000.04313.96
5.3.80.0000.04313.86
5.3.70.0030.04313.98
5.3.60.0100.06713.99
5.3.50.0070.05713.91
5.3.40.0070.07013.93
5.3.30.0030.08013.91
5.3.20.0030.04713.69
5.3.10.0100.06313.64
5.3.00.0030.03713.64
5.2.170.0070.06713.64
5.2.160.0030.04013.64
5.2.150.0070.06013.64
5.2.140.0070.04313.64
5.2.130.0030.03313.64
5.2.120.0030.04313.64
5.2.110.0000.03013.64
5.2.100.0030.03313.64
5.2.90.0030.06313.64
5.2.80.0070.06313.64
5.2.70.0000.04013.64
5.2.60.0000.05013.64
5.2.50.0100.03313.64
5.2.40.0100.03013.64
5.2.30.0000.05013.64
5.2.20.0070.04713.64
5.2.10.0100.03713.64
5.2.00.0130.02713.64
5.1.60.0030.05013.64
5.1.50.0070.04013.64
5.1.40.0000.05013.64
5.1.30.0030.05313.64
5.1.20.0130.05013.64
5.1.10.0030.02313.64
5.1.00.0000.02713.64
5.0.50.0030.04013.64
5.0.40.0030.01713.64
5.0.30.0030.03713.64
5.0.20.0100.02013.64
5.0.10.0000.03013.64
5.0.00.0000.06313.64
4.4.90.0030.03313.64
4.4.80.0030.03313.64
4.4.70.0000.02313.64
4.4.60.0000.03713.64
4.4.50.0030.02713.64
4.4.40.0000.05313.64
4.4.30.0030.01313.64
4.4.20.0030.03713.64
4.4.10.0070.03313.64
4.4.00.0030.03013.64
4.3.110.0030.01313.64
4.3.100.0000.01713.64
4.3.90.0000.03313.64
4.3.80.0000.03013.64
4.3.70.0000.03713.64
4.3.60.0000.03013.64
4.3.50.0000.01713.64
4.3.40.0000.04713.64
4.3.30.0000.02013.64
4.3.20.0000.01713.64
4.3.10.0030.02713.64
4.3.00.0000.02713.64

preferences:
40.61 ms | 400 KiB | 5 Q