3v4l.org

run code in 300+ PHP versions simultaneously
<?php $csv = <<<CSV key=a,key2=b,key3=c key=d,key2=e,key4=f,key3=g CSV; $header = []; $rows = []; foreach (explode(PHP_EOL, $csv) as $i => $line) { foreach (str_getcsv($line) as $pair) { [$key, $rows[$i][$key]] = explode('=', $pair, 2); $header[$key] = $key; } } sort($header); $defaults = array_fill_keys($header, 'null'); $result = [implode(',', $header)]; foreach ($rows as $row) { $result[] = implode(',', array_replace($defaults, $row)); } var_export($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)
8.4.120.0120.00920.61
8.4.110.0110.01022.66
8.4.100.0110.00917.72
8.4.90.0080.01020.32
8.4.80.0090.01118.00
8.4.70.0120.00917.73
8.4.60.0130.00720.31
8.4.50.0140.00421.68
8.4.40.0100.01017.47
8.4.30.0060.00920.53
8.4.20.0130.00719.52
8.4.10.0160.00019.60
8.3.250.0110.00719.08
8.3.240.0060.00316.86
8.3.230.0110.00816.85
8.3.220.0050.00319.23
8.3.210.0110.00716.73
8.3.200.0050.00416.75
8.3.190.0100.00918.89
8.3.180.0080.01117.42
8.3.170.0130.00620.63
8.3.160.0070.00717.32
8.3.150.0090.00917.21
8.3.140.0040.00418.89
8.3.130.0060.00318.39
8.3.120.0080.00818.93
8.3.110.0100.00620.94
8.3.100.0090.00024.06
8.3.90.0090.00926.77
8.3.80.0080.00318.56
8.3.70.0110.00416.75
8.3.60.0090.00916.79
8.3.50.0180.00316.69
8.3.40.0160.00323.84
8.3.30.0100.01022.96
8.3.20.0120.00622.96
8.3.10.0110.00722.96
8.3.00.0160.00322.96
8.2.290.0140.00520.20
8.2.280.0110.00818.19
8.2.270.0090.00919.15
8.2.260.0080.00818.39
8.2.250.0100.00016.52
8.2.240.0090.00616.38
8.2.230.0030.00722.58
8.2.220.0050.00537.54
8.2.210.0130.00626.77
8.2.200.0030.00618.42
8.2.190.0070.01118.54
8.2.180.0090.00625.92
8.2.170.0140.00022.96
8.2.160.0120.00622.96
8.2.150.0110.00722.96
8.2.140.0090.00622.96
8.2.130.0100.01022.96
8.2.120.0070.00722.96
8.2.110.0040.01122.96
8.2.100.0100.01022.96
8.2.90.0180.00322.96
8.2.80.0120.00822.96
8.2.70.0140.00722.96
8.2.60.0170.00322.96
8.2.50.0060.00922.96
8.2.40.0090.00622.96
8.2.30.0150.00022.96
8.2.20.0120.00322.96
8.2.10.0140.00722.96
8.2.00.0090.00922.96
8.1.330.0080.01016.82
8.1.320.0100.00916.30
8.1.310.0070.00718.17
8.1.300.0130.00717.93
8.1.290.0030.00630.84
8.1.280.0090.01225.92
8.1.270.0130.00722.96
8.1.260.0180.00022.96
8.1.250.0040.01122.96
8.1.240.0080.00822.96
8.1.230.0090.00622.96
8.1.220.0090.00622.96
8.1.210.0080.00822.96
8.1.200.0140.00022.96
8.1.190.0090.00622.96
8.1.180.0110.00422.96
8.1.170.0120.00322.96
8.1.160.0120.00622.96
8.1.150.0090.00622.96
8.1.140.0000.01522.96
8.1.130.0030.01022.96
8.1.120.0110.00422.96
8.1.110.0110.00422.96
8.1.100.0070.01022.96
8.1.90.0120.00322.96
8.1.80.0120.00322.96
8.1.70.0070.00722.96
8.1.60.0120.00322.96
8.1.50.0130.00722.96
8.1.40.0040.01322.96
8.1.30.0110.00422.96
8.1.20.0090.00922.96
8.1.10.0060.01222.96
8.1.00.0100.01022.96

preferences:
30.07 ms | 403 KiB | 5 Q