3v4l.org

run code in 300+ PHP versions simultaneously
<?php $thearray = [ 123456 => 'John Doe', 654321 => 'Doe John' ]; var_export( array_map( fn($name, $code) => compact(['name', 'code']), $thearray, array_keys($thearray) ) );

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)
8.4.140.0120.00817.59
8.4.130.0110.00717.68
8.4.120.0110.01022.31
8.4.110.0140.00522.56
8.4.100.0130.00817.52
8.4.90.0130.00717.68
8.4.80.0060.00317.52
8.4.70.0030.00617.68
8.4.60.0120.00818.48
8.4.50.0080.01218.76
8.4.40.0070.01323.98
8.4.30.0030.01619.00
8.4.20.0110.00819.69
8.4.10.0060.00323.80
8.3.270.0100.01016.66
8.3.260.0140.00516.73
8.3.250.0110.00718.85
8.3.240.0110.00816.64
8.3.230.0120.00716.73
8.3.220.0140.00518.35
8.3.210.0070.00216.79
8.3.200.0040.00416.49
8.3.190.0080.01120.81
8.3.180.0130.00618.14
8.3.170.0040.01516.97
8.3.160.0140.00416.52
8.3.150.0060.01316.95
8.3.140.0090.00620.63
8.3.130.0040.00418.44
8.3.120.0030.00619.12
8.3.110.0040.00420.94
8.3.100.0080.00316.50
8.3.90.0000.00826.77
8.3.80.0030.00616.50
8.3.70.0110.00716.58
8.3.60.0120.00616.49
8.3.50.0070.00720.03
8.3.40.0070.01019.91
8.3.30.0100.00718.54
8.3.20.0060.00324.18
8.3.10.0040.00424.66
8.3.00.0070.00026.16
8.2.290.0130.00620.08
8.2.280.0090.00918.31
8.2.270.0140.00416.68
8.2.260.0160.00316.29
8.2.250.0070.00316.32
8.2.240.0040.01216.92
8.2.230.0030.00622.58
8.2.220.0050.00324.06
8.2.210.0000.00826.77
8.2.200.0090.00018.54
8.2.190.0100.01018.42
8.2.180.0060.01325.92
8.2.170.0100.00322.96
8.2.160.0120.00322.96
8.2.150.0040.00425.66
8.2.140.0000.00824.66
8.2.130.0060.00326.16
8.2.120.0000.00726.16
8.2.110.0000.00822.27
8.2.100.0090.00319.25
8.2.90.0040.00419.17
8.2.80.0060.00319.28
8.2.70.0060.00317.50
8.2.60.0070.00017.80
8.2.50.0060.00318.07
8.2.40.0000.00718.09
8.2.30.0070.00017.95
8.2.20.0030.00520.68
8.2.10.0040.00418.04
8.2.00.0070.00019.28
8.1.330.0120.00621.90
8.1.320.0110.00816.30
8.1.310.0070.00016.47
8.1.300.0030.00617.91
8.1.290.0060.00330.84
8.1.280.0130.00725.92
8.1.270.0070.00724.66
8.1.260.0070.00426.35
8.1.250.0050.00328.09
8.1.240.0060.00323.79
8.1.230.0100.00019.04
8.1.220.0040.00417.79
8.1.210.0040.00418.77
8.1.200.0000.00817.48
8.1.190.0050.00317.43
8.1.180.0040.00420.13
8.1.170.0000.00818.42
8.1.160.0080.00018.87
8.1.150.0080.00018.57
8.1.140.0000.00817.37
8.1.130.0060.00317.48
8.1.120.0000.00717.40
8.1.110.0060.00317.42
8.1.100.0060.00317.45
8.1.90.0000.00817.61
8.1.80.0030.00617.49
8.1.70.0050.00217.51
8.1.60.0040.00417.49
8.1.50.0000.00817.60
8.1.40.0030.00617.53
8.1.30.0060.00317.64
8.1.20.0000.00817.55
8.1.10.0000.00817.40
8.1.00.0000.00717.33
8.0.300.0040.00418.77
8.0.290.0040.00417.04
8.0.280.0040.00418.36
8.0.270.0000.00716.74
8.0.260.0070.00017.33
8.0.250.0000.00717.33
8.0.240.0000.00717.33
8.0.230.0030.00317.33
8.0.220.0050.00317.33
8.0.210.0000.00817.33
8.0.200.0040.00417.33
8.0.190.0060.00317.33
8.0.180.0030.00617.33
8.0.170.0030.00617.33
8.0.160.0090.00017.33
8.0.150.0040.00417.33
8.0.140.0030.00517.33
8.0.130.0000.00817.33
8.0.120.0030.00317.33
8.0.110.0120.00017.33
8.0.100.0040.00717.33
8.0.90.0050.00317.33
8.0.80.0050.00317.33
8.0.70.0000.00917.33
8.0.60.0040.00417.33
8.0.50.0080.00017.33
8.0.30.0090.00017.33
8.0.20.0000.00917.33
8.0.10.0040.00717.33

preferences:
107.56 ms | 403 KiB | 5 Q