3v4l.org

run code in 500+ PHP versions simultaneously
<?php $memoryLimit = ini_get('memory_limit'); if ($memoryLimit == '-1') { // Unlimited - use a safe default (2GB) return 2 * 1024 * 1024 * 1024; } $unit = strtoupper(substr($memoryLimit, -1)); $value = (int) $memoryLimit; switch ($unit) { case 'G': $value *= 1024 * 1024 * 1024; break; case 'M': $value *= 1024 * 1024; break; case 'K': $value *= 1024; break; } echo $memoryLimit . "\n"; echo $value . "\n"; echo memory_get_usage(true); echo memory_get_peak_usage(true);

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)
8.5.30.0340.00716.61
8.5.20.0320.00816.38
8.5.10.0300.01016.79
8.5.00.0380.00616.14
8.4.180.0370.01019.36
8.4.170.0390.00319.37
8.4.160.0280.01019.46
8.4.150.0300.01019.59
8.4.140.0420.00617.40
8.4.130.0210.00817.54
8.4.120.0190.00217.55
8.4.110.0190.01117.61
8.4.100.0330.00717.71
8.4.90.0390.00817.79
8.4.80.0300.00617.83
8.4.70.0150.00617.91
8.4.60.0280.00717.79
8.4.50.0180.00517.83
8.4.40.0190.00517.59
8.4.30.0150.00617.77
8.4.20.0270.01117.65
8.4.10.0260.01017.65
8.3.300.0350.00618.34
8.3.290.0380.00818.40
8.3.280.0350.00818.35
8.3.270.0360.00816.73
8.3.260.0360.00716.72
8.3.250.0310.00716.72
8.3.240.0140.00616.65
8.3.230.0380.01216.70
8.3.220.0360.00616.68
8.3.210.0280.00916.66
8.3.200.0220.00416.75
8.3.190.0200.00516.72
8.3.180.0340.01116.75
8.3.170.0310.00616.54
8.3.160.0310.00516.70
8.3.150.0180.00316.59
8.3.140.0400.00716.57
8.3.130.0330.00916.48
8.3.120.0290.01016.78
8.3.110.0270.00916.57
8.3.100.0400.00716.87
8.3.90.0380.00716.64
8.3.80.0370.00916.41
8.3.70.0360.00516.71
8.3.60.0320.01116.66
8.3.50.0180.00716.59
8.3.40.0370.00917.91
8.3.30.0290.00917.90
8.3.20.0250.00917.86
8.3.10.0280.00917.90
8.3.00.0290.00417.78

preferences:
47.25 ms | 700 KiB | 5 Q