3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ ['a' => 1, 'b' => 'x', 'c' => true], ['b' => 'y', 'a' => '2', 'c' => false], ['c' => null, 'b' => 'z', 'a' => 3] ]; var_export( array_combine( array_keys($array[array_key_first($array)]), array_map(null, ...$array) ) );

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)
8.4.130.0120.00817.77
8.4.120.0130.00724.00
8.4.110.0080.00617.92
8.4.100.0100.00918.99
8.4.90.0060.00320.67
8.4.80.0080.00218.50
8.4.70.0080.00817.77
8.4.60.0140.00818.50
8.4.50.0060.00318.59
8.4.40.0090.01217.36
8.4.30.0110.00718.88
8.4.20.0060.00319.62
8.4.10.0130.00319.22
8.3.260.0100.00916.70
8.3.250.0080.00718.79
8.3.240.0130.00418.92
8.3.230.0150.00416.51
8.3.220.0100.01018.85
8.3.210.0030.00416.51
8.3.200.0040.00516.61
8.3.190.0110.00716.90
8.3.180.0110.00816.76
8.3.170.0030.00520.66
8.3.160.0160.00317.00
8.3.150.0030.00617.14
8.3.140.0060.00317.11
8.3.130.0030.00618.36
8.3.120.0060.00320.69
8.3.110.0080.00020.94
8.3.100.0090.00018.20
8.3.90.0000.00826.77
8.3.80.0060.00316.38
8.3.70.0090.00616.48
8.3.60.0470.00625.92
8.3.50.0120.00625.92
8.3.40.0260.00925.92
8.3.30.0380.00825.92
8.3.20.0390.00325.92
8.3.10.0240.01225.92
8.3.00.0310.00425.92
8.2.290.0110.00720.34
8.2.280.0110.00718.54
8.2.270.0100.00717.31
8.2.260.0040.00418.41
8.2.250.0060.00916.62
8.2.240.0090.00019.06
8.2.230.0080.00422.58
8.2.220.0080.00024.06
8.2.210.0070.00026.77
8.2.200.0090.00016.50
8.2.190.0040.01116.58
8.2.180.0210.01425.92
8.2.170.0340.01025.92
8.2.160.0350.00425.92
8.2.150.0290.01425.92
8.2.140.0310.01025.92
8.2.130.0290.01025.92
8.2.120.0390.00625.92
8.2.110.0360.00425.92
8.2.100.0220.01425.92
8.2.90.0280.01725.92
8.2.80.0420.01325.92
8.2.70.0310.01125.92
8.2.60.0340.00325.92
8.2.50.0280.01025.92
8.2.40.0230.01325.92
8.2.30.0310.00725.92
8.2.20.0420.00625.92
8.2.10.0350.01425.92
8.2.00.0360.01625.92
8.1.330.0130.00523.51
8.1.320.0110.00915.97
8.1.310.0000.00918.27
8.1.300.0090.00617.82
8.1.290.0090.00030.84
8.1.280.0380.00825.92
8.1.270.0430.01025.92
8.1.260.0270.01325.92
8.1.250.0340.00525.92
8.1.240.0340.00825.92
8.1.230.0520.00025.92
8.1.220.0440.00325.92
8.1.210.0370.00325.92
8.1.200.0220.01225.92
8.1.190.0330.00325.92
8.1.180.0370.01025.92
8.1.170.0410.00325.92
8.1.160.0370.00025.92
8.1.150.0300.00825.92
8.1.140.0280.00825.92
8.1.130.0280.00825.92
8.1.120.0200.01425.92
8.1.110.0260.00925.92
8.1.100.0260.00725.92
8.1.90.0430.00325.92
8.1.80.0470.00425.92
8.1.70.0390.00325.92
8.1.60.0360.00925.92
8.1.50.0260.01325.92
8.1.40.0230.01325.92
8.1.30.0290.01025.92
8.1.20.0270.01225.92
8.1.10.0300.00725.92
8.1.00.0330.00325.92

preferences:
26.03 ms | 403 KiB | 5 Q