3v4l.org

run code in 300+ PHP versions simultaneously
<?php $n = 2; var_dump(key(array_values([1,2,3]))); var_dump(end(array_values([1,2,3])));

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)
8.3.40.0140.00418.71
8.3.30.0140.00018.68
8.3.20.0050.00220.28
8.3.10.0070.00023.66
8.3.00.0060.00317.50
8.2.170.0100.01022.96
8.2.160.0130.00320.32
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0100.00317.63
8.2.110.0100.00020.98
8.2.100.0080.00417.84
8.2.90.0000.00819.23
8.2.80.0080.00017.97
8.2.70.0040.00417.50
8.2.60.0040.00417.93
8.2.50.0060.00318.10
8.2.40.0040.00421.14
8.2.30.0050.00220.49
8.2.20.0040.00417.61
8.2.10.0070.00017.86
8.2.00.0040.00417.91
8.1.270.0030.00523.84
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0070.00322.62
8.1.230.0070.00717.64
8.1.220.0050.00317.74
8.1.210.0000.00918.77
8.1.200.0060.00317.21
8.1.190.0000.00817.10
8.1.180.0000.00818.10
8.1.170.0000.00820.16
8.1.160.0000.00721.95
8.1.150.0050.00218.82
8.1.140.0040.00419.57
8.1.130.0030.00317.68
8.1.120.0000.00717.38
8.1.110.0040.00417.39
8.1.100.0040.00417.41
8.1.90.0040.00417.39
8.1.80.0000.00817.34
8.1.70.0030.00317.38
8.1.60.0030.00517.55
8.1.50.0000.00817.40
8.1.40.0030.00517.43
8.1.30.0090.00317.41
8.1.20.0030.00517.45
8.1.10.0060.00317.55
8.1.00.0000.01017.32
8.0.300.0070.00018.77
8.0.290.0000.00816.75
8.0.280.0030.00318.31
8.0.270.0030.00317.04
8.0.260.0030.00317.06
8.0.250.0000.00716.84
8.0.240.0030.00316.84
8.0.230.0030.00316.91
8.0.220.0050.00316.88
8.0.210.0040.00416.76
8.0.200.0000.00616.93
8.0.190.0000.00716.92
8.0.180.0070.00016.84
8.0.170.0030.00516.85
8.0.160.0040.00416.86
8.0.150.0030.00616.72
8.0.140.0030.00316.80
8.0.130.0060.00313.28
8.0.120.0040.00416.89
8.0.110.0040.00416.82
8.0.100.0000.00716.94
8.0.90.0000.00816.72
8.0.80.0120.00916.88
8.0.70.0030.00716.73
8.0.60.0080.00016.87
8.0.50.0040.00416.72
8.0.30.0130.00517.16
8.0.20.0090.00917.40
8.0.10.0000.00717.00
8.0.00.0070.01216.64
7.4.330.0000.00615.08
7.4.320.0030.00316.45
7.4.300.0030.00316.48
7.4.290.0030.00316.42
7.4.280.0000.00716.44
7.4.270.0000.00716.37
7.4.260.0000.00716.52
7.4.250.0000.00716.39
7.4.240.0020.00516.44
7.4.230.0040.00416.32
7.4.220.0100.00716.55
7.4.210.0080.00516.54
7.4.200.0070.00016.46
7.4.160.0060.00916.40
7.4.150.0180.00917.40
7.4.140.0110.01017.86
7.4.130.0090.00816.48
7.4.120.0100.00916.34
7.4.110.0080.00816.37
7.4.100.0120.00616.32
7.4.90.0110.00616.40
7.4.80.0070.01019.39
7.4.70.0060.00916.50
7.4.60.0080.00816.44
7.4.50.0040.00416.23
7.4.40.0100.00716.50
7.4.30.0150.00416.65
7.4.00.0100.00715.00
7.3.330.0030.00313.09
7.3.320.0000.00513.13
7.3.310.0080.00016.39
7.3.300.0040.00416.31
7.3.290.0000.00616.28
7.3.280.0080.01016.26
7.3.270.0130.00317.40
7.3.260.0060.01116.19
7.3.250.0070.01016.27
7.3.240.0050.01216.38
7.3.230.0030.01316.39
7.3.210.0120.00616.14
7.3.200.0120.00916.34
7.3.190.0100.00716.23
7.3.180.0100.01016.12
7.3.170.0120.00816.29
7.3.160.0060.01016.38
7.2.330.0100.00716.59
7.2.320.0110.00516.16
7.2.310.0060.01016.25
7.2.300.0130.00316.11
7.2.290.0040.01816.29
7.2.60.0070.00716.73
7.2.00.0070.00318.96
7.1.200.0070.00715.86
7.1.100.0070.00717.91
7.1.70.0070.00017.21
7.1.60.0070.01819.43
7.1.50.0130.00316.82
7.1.00.0100.06722.54
7.0.200.0320.00914.40
7.0.60.0100.03319.86
7.0.50.0130.07017.83
7.0.40.0000.04720.06
7.0.30.0230.08020.26
7.0.20.0270.07720.16
7.0.10.0030.06720.16
7.0.00.0170.08319.99
5.6.280.0030.06021.12
5.6.210.0030.04020.47
5.6.200.0030.04718.15
5.6.190.0130.03320.67
5.6.180.3000.04720.56
5.6.170.0430.07020.37
5.6.160.0130.03020.50
5.6.150.0030.05718.13
5.6.140.0300.04318.10
5.6.130.0030.08718.16
5.6.120.0170.04721.13
5.6.110.0030.04721.10
5.6.100.0130.07321.10
5.6.90.0100.03320.99
5.6.80.0000.04020.56
5.5.350.4130.04020.40
5.5.340.0070.05717.93
5.5.330.0070.07020.12
5.5.320.0230.07720.29
5.5.310.0230.07720.27
5.5.300.0000.04317.84
5.5.290.0170.03717.91
5.5.280.0100.04720.86
5.5.270.0070.07320.86
5.5.260.0070.05020.78
5.5.250.0130.07020.68
5.5.240.0100.07320.27
5.4.450.0130.07319.44
5.4.440.0170.06319.59
5.4.430.0200.05019.31
5.4.420.0170.05319.41
5.4.410.0230.07019.11
5.4.400.0130.06019.30
5.4.390.0130.06018.99
5.4.380.0230.04719.16
5.4.370.0230.05718.81
5.4.360.0230.05319.29
5.4.350.0130.05319.09
5.4.340.0200.05019.09
5.4.320.0200.05018.80
5.4.310.0200.04718.81
5.4.300.0100.05719.23
5.4.290.0130.05719.09
5.4.280.0170.05319.13
5.4.270.0300.05719.16
5.4.260.0130.05319.23
5.4.250.0100.06319.10
5.4.240.0130.06019.17
5.4.230.0200.06019.18
5.4.220.0230.05019.23
5.4.210.0300.04319.07
5.4.200.0170.06319.10
5.4.190.0200.04319.26
5.4.180.0330.05019.17
5.4.170.0100.06319.28
5.4.160.0230.06018.92
5.4.150.0270.05719.26
5.4.140.0130.06016.20
5.4.130.0200.05316.46
5.4.120.0170.05316.28
5.4.110.0400.04316.27
5.4.100.0300.04316.45
5.4.90.0130.06016.29
5.4.80.0230.06316.20
5.4.70.0230.05016.05
5.4.60.0170.05716.43
5.4.50.0230.04016.43
5.4.40.0270.04716.41
5.4.30.0330.03716.41
5.4.20.0230.05016.46
5.4.10.0270.05316.41
5.4.00.0270.05715.65

preferences:
52.4 ms | 400 KiB | 5 Q