3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ ["user", "date", "md5", "sha1"], ["user1", "02/02/15", "123456", "54321"], ["user1", "02/03/15", "123456", "54321"], ["user2", "02/02/15", "112233", "332211"], ["user2", "02/03/15", "112244", "332244"] ]; $result = []; foreach ($array as $row) { $result[array_shift($row)][array_shift($row)] = $row; } var_export($result);

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)
8.3.60.0090.00618.30
8.3.50.0140.00019.98
8.3.40.0030.01020.38
8.3.30.0070.00718.84
8.3.20.0040.00424.18
8.3.10.0040.00424.66
8.3.00.0050.00226.16
8.2.180.0150.00025.92
8.2.170.0130.00719.08
8.2.160.0130.00322.96
8.2.150.0040.00425.66
8.2.140.0130.00724.66
8.2.130.0080.00026.16
8.2.120.0030.00618.90
8.2.110.0030.01519.18
8.2.100.0110.00017.84
8.2.90.0030.00517.75
8.2.80.0050.00518.52
8.2.70.0030.00517.63
8.2.60.0030.00617.50
8.2.50.0040.00418.05
8.2.40.0040.00418.34
8.2.30.0000.00918.18
8.2.20.0070.00019.25
8.2.10.0040.00418.23
8.2.00.0000.00719.32
8.1.280.0000.01725.92
8.1.270.0000.00724.66
8.1.260.0050.00326.35
8.1.250.0000.00828.09
8.1.240.0070.01322.05
8.1.230.0080.00319.01
8.1.220.0080.00017.74
8.1.210.0030.00618.77
8.1.200.0040.00417.35
8.1.190.0040.00417.35
8.1.180.0030.00618.10
8.1.170.0040.00417.62
8.1.160.0000.00718.93
8.1.150.0050.00218.68
8.1.140.0000.00817.46
8.1.130.0030.00718.84
8.1.120.0030.00317.48
8.1.110.0000.00717.48
8.1.100.0080.00417.48
8.1.90.0100.00617.48
8.1.80.0120.00317.40
8.1.70.0070.00717.47
8.1.60.0150.00317.61
8.1.50.0150.00317.41
8.1.40.0130.00617.39
8.1.30.0190.00017.64
8.1.20.0150.00317.55
8.1.10.0110.00717.46
8.1.00.0060.01217.39
8.0.300.0080.00018.77
8.0.290.0000.00816.75
8.0.280.0040.00418.48
8.0.270.0000.00816.89
8.0.260.0030.00518.48
8.0.250.0000.00716.92
8.0.240.0040.00416.95
8.0.230.0030.00716.95
8.0.220.0000.00916.86
8.0.210.0060.00616.82
8.0.200.0080.00416.96
8.0.190.0050.00516.72
8.0.180.0030.00516.87
8.0.170.0030.00916.81
8.0.160.0000.01416.83
8.0.150.0100.00316.70
8.0.140.0070.00716.80
8.0.130.0070.00716.95
8.0.120.0090.00616.73
8.0.110.0150.00016.75
8.0.100.0130.00316.77
8.0.90.0160.00016.77
8.0.80.0160.00016.91
8.0.70.0100.00516.87
8.0.60.0160.00016.66
8.0.50.0080.00816.82
8.0.30.0070.00716.93
8.0.20.0090.00716.92
8.0.10.0110.00417.02
7.4.330.0050.00015.55
7.4.320.0000.00616.43
7.4.300.0080.00016.49
7.4.290.0060.00916.49
7.4.280.0100.01016.49
7.4.270.0120.00616.48
7.4.260.0150.00416.45
7.4.250.0110.00816.51
7.4.240.0180.00016.46
7.4.230.0120.00616.43
7.4.220.0150.00016.39
7.4.210.0150.00016.50
7.4.200.0000.01416.48
7.4.190.0150.00016.54
7.4.180.0050.01016.48
7.4.160.0140.00016.46
7.4.150.0100.00316.50
7.4.140.0100.00016.20
7.4.130.0040.00616.17
7.4.120.0110.00016.27
7.4.110.0040.01116.34
7.4.100.0110.00416.51
7.4.90.0160.00016.35
7.4.80.0000.00716.25
7.4.70.0050.00516.36
7.4.60.0100.00016.48
7.4.50.0100.00016.44
7.4.40.0110.00016.39
7.4.30.0100.00016.52
7.4.20.0100.00016.35
7.4.10.0000.01016.08
7.4.00.0100.00316.36

preferences:
30.81 ms | 400 KiB | 5 Q