3v4l.org

run code in 300+ PHP versions simultaneously
<?php $alphas = range('A', 'Z'); $cols = $alphas; foreach ($alphas as $alpha) { foreach ($alphas as $alpha2) { $cols[] = $alpha . '' . $alpha2; } } var_dump($cols);

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)
8.3.60.0220.00918.31
8.3.50.0140.01018.04
8.3.40.0100.01018.86
8.3.30.0180.00418.82
8.3.20.0040.00719.35
8.3.10.0040.00723.52
8.3.00.0110.00020.73
8.2.180.0140.00716.75
8.2.170.0160.00322.96
8.2.160.0170.00322.31
8.2.150.0070.00424.18
8.2.140.0080.00324.66
8.2.130.0080.00419.71
8.2.120.0070.00326.35
8.2.110.0070.00721.04
8.2.100.0190.00017.72
8.2.90.0030.00617.88
8.2.80.0000.00917.97
8.2.70.0070.00317.92
8.2.60.0030.00618.09
8.2.50.0000.01018.10
8.2.40.0060.00619.33
8.2.30.0090.00019.45
8.2.20.0100.00018.21
8.2.10.0060.00318.14
8.2.00.0070.00317.64
8.1.280.0140.00725.92
8.1.270.0040.00718.88
8.1.260.0100.00326.35
8.1.250.0070.00428.09
8.1.240.0120.00023.88
8.1.230.0100.00519.14
8.1.220.0070.00317.74
8.1.210.0030.00618.77
8.1.200.0030.00917.23
8.1.190.0030.00617.35
8.1.180.0080.00318.10
8.1.170.0030.00618.59
8.1.160.0060.00318.95
8.1.150.0060.00318.89
8.1.140.0000.00922.19
8.1.130.0000.00917.36
8.1.120.0000.00917.52
8.1.110.0060.00317.45
8.1.100.0030.00717.45
8.1.90.0060.00317.53
8.1.80.0060.00317.49
8.1.70.0030.00917.45
8.1.60.0000.00917.64
8.1.50.0030.00717.44
8.1.40.0040.00717.44
8.1.30.0100.00317.59
8.1.20.0000.00917.62
8.1.10.0060.00317.46
8.1.00.0130.00017.50
8.0.300.0090.00018.77
8.0.290.0060.00316.75
8.0.280.0040.00418.48
8.0.270.0030.00617.23
8.0.260.0060.00616.80
8.0.250.0080.00016.96
8.0.240.0030.00616.98
8.0.230.0040.00416.90
8.0.220.0030.01016.86
8.0.210.0050.00316.86
8.0.200.0040.00417.01
8.0.190.0060.00317.03
8.0.180.0060.00316.95
8.0.170.0060.00316.96
8.0.160.0040.00416.89
8.0.150.0080.00016.91
8.0.140.0040.00416.88
8.0.130.0000.00713.32
8.0.120.0090.00016.80
8.0.110.0050.00516.95
8.0.100.0060.00316.99
8.0.90.0030.00616.75
8.0.80.0150.01016.93
8.0.70.0040.00416.96
8.0.60.0090.00016.91
8.0.50.0080.00016.77
8.0.30.0170.01417.22
8.0.20.0260.00817.40
8.0.10.0030.00616.86
8.0.00.0200.01116.75
7.4.330.0030.00315.55
7.4.320.0040.00416.63
7.4.300.0040.00416.68
7.4.290.0080.00016.55
7.4.280.0060.00316.55
7.4.270.0050.00516.70
7.4.260.0080.00416.61
7.4.250.0000.00816.64
7.4.240.0040.00416.48
7.4.230.0030.00616.74
7.4.220.0000.00916.52
7.4.210.0120.01616.54
7.4.200.0030.00516.64
7.4.160.0200.01016.60
7.4.140.0200.01517.86
7.4.130.0140.01516.51
7.4.120.0210.01116.59
7.4.110.0240.01016.57
7.4.100.0160.01316.54
7.4.90.0120.01916.69
7.4.80.0120.01819.39
7.4.70.0110.01416.42
7.4.60.0120.01516.41
7.4.50.0110.01116.62
7.4.40.0160.01016.55
7.3.330.0030.00313.20
7.3.320.0040.00413.14
7.3.310.0070.00316.29
7.3.300.0060.00316.27
7.3.290.0040.00416.21
7.3.280.0130.01316.43
7.3.260.0220.01116.41
7.3.240.0240.00816.50
7.3.230.0120.01916.64
7.3.210.0070.02316.48
7.3.200.0230.00316.49
7.3.190.0200.01016.57
7.3.180.0210.00716.40
7.3.170.0170.01616.46
7.3.160.0120.01816.51
7.2.330.0180.01516.87
7.2.320.0100.01716.53
7.2.310.0140.02116.84
7.2.300.0110.01816.41
7.2.290.0210.00916.77

preferences:
51.58 ms | 400 KiB | 5 Q