3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input = ['key1','value1','key2','value2','key3','value3']; var_export(array_column(array_chunk($input, 2), 1, 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)
8.5.00.0130.00819.91
8.4.150.0010.00014.05
8.4.140.0150.00617.40
8.4.130.0050.00418.78
8.4.120.0100.00924.02
8.4.110.0120.00818.61
8.4.100.0050.00417.48
8.4.90.0120.00917.68
8.4.80.0040.00417.43
8.4.70.0130.00617.51
8.4.60.0130.00718.75
8.4.50.0130.00717.66
8.4.40.0060.00318.32
8.4.30.0030.01618.92
8.4.20.0070.01117.73
8.4.10.0120.00323.59
8.3.280.0150.01318.13
8.3.270.0110.00816.49
8.3.260.0130.00716.73
8.3.250.0070.00818.82
8.3.240.0090.00816.96
8.3.230.0100.01016.60
8.3.220.0110.00716.55
8.3.210.0110.00816.64
8.3.200.0060.00316.55
8.3.190.0050.00318.79
8.3.180.0090.00516.46
8.3.170.0150.00318.74
8.3.160.0070.01116.45
8.3.150.0070.01118.72
8.3.140.0100.00316.58
8.3.130.0040.00418.13
8.3.120.0080.00818.91
8.3.110.0130.00320.94
8.3.100.0080.00024.06
8.3.90.0120.00626.77
8.3.80.0030.00618.31
8.3.70.0070.01116.50
8.3.60.0070.01416.38
8.3.50.0130.00616.50
8.3.40.0040.01121.98
8.3.30.0110.00718.59
8.3.20.0070.00024.18
8.3.10.0000.00824.66
8.3.00.0040.00426.16
8.2.290.0100.00820.23
8.2.280.0110.00821.92
8.2.270.0090.00616.74
8.2.260.0180.00019.02
8.2.250.0040.00418.36
8.2.240.0100.00017.20
8.2.230.0000.00822.58
8.2.220.0000.00837.54
8.2.210.0040.00426.77
8.2.200.0040.00716.63
8.2.190.0110.00418.29
8.2.180.0040.01816.50
8.2.170.0070.01018.87
8.2.160.0040.01122.96
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0040.00426.16
8.2.110.0030.00720.94
8.2.100.0040.00817.59
8.2.90.0050.00317.75
8.2.80.0110.00418.19
8.2.70.0040.00417.38
8.2.60.0080.00017.50
8.2.50.0000.00817.55
8.2.40.0140.00317.72
8.2.30.0060.00317.72
8.2.20.0030.00517.72
8.2.10.0110.00717.72
8.2.00.0110.00517.72
8.1.330.0120.00722.12
8.1.320.0140.00615.80
8.1.310.0080.00016.90
8.1.300.0100.00318.32
8.1.290.0110.00030.84
8.1.280.0070.01425.92
8.1.270.0120.00623.83
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0070.00323.76
8.1.230.0060.00622.66
8.1.220.0040.00418.43
8.1.210.0030.00518.77
8.1.200.0060.00317.11
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0060.00917.72
8.1.160.0110.00517.72
8.1.150.0110.00517.72
8.1.140.0150.00017.72
8.1.130.0120.00417.72
8.1.120.0060.01117.72
8.1.110.0130.00317.72
8.1.100.0120.00317.72
8.1.90.0160.00017.72
8.1.80.0110.00417.72
8.1.70.0120.00417.72
8.1.60.0170.00017.72
8.1.50.0110.00617.72
8.1.40.0180.00017.72
8.1.30.0130.00617.72
8.1.20.0160.00317.72
8.1.10.0130.00517.72
8.1.00.0180.00017.72
8.0.300.0000.00719.89
8.0.290.0040.00416.63
8.0.280.0110.00517.72
8.0.270.0160.00017.72
8.0.260.0130.00317.72
8.0.250.0070.01017.72
8.0.240.0110.00517.72
8.0.230.0170.00017.72
8.0.220.0180.00217.72
8.0.210.0000.01617.72
8.0.200.0160.00017.72
8.0.190.0130.00417.72
8.0.180.0110.00617.72
8.0.170.0100.00517.72
8.0.160.0110.00517.72
8.0.150.0140.00317.72
8.0.140.0080.00817.72
8.0.130.0080.00817.72
8.0.120.0130.00317.72
8.0.110.0160.00017.72
8.0.100.0120.00417.72
8.0.90.0130.00317.72
8.0.80.0110.00417.72
8.0.70.0160.00017.72
8.0.60.0160.00017.72
8.0.50.0160.00017.72
8.0.30.0170.00017.72
8.0.20.0130.00317.72
8.0.10.0140.00317.72

preferences:
136.53 ms | 403 KiB | 5 Q