3v4l.org

run code in 300+ PHP versions simultaneously
<?php class BaseItem { } class BaseCollection { abstract function test(BaseItem $base); } class RealItem { } class RealCollection extends BaseCollection { function test(RealItem $real) { } }

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)
5.4.300.0080.03912.52
5.4.290.0060.04112.51
5.4.280.0070.03812.40
5.4.270.0080.04212.40
5.4.260.0060.04012.41
5.4.250.0050.04012.40
5.4.240.0100.04112.40
5.4.230.0090.05112.39
5.4.220.0050.03712.39
5.4.210.0040.03812.40
5.4.200.0060.05512.39
5.4.190.0060.04412.39
5.4.180.0070.05212.39
5.4.170.0030.04312.41
5.4.160.0080.03912.40
5.4.150.0100.03612.40
5.4.140.0100.03512.08
5.4.130.0040.03912.07
5.4.120.0050.04012.02
5.4.110.0060.03912.03
5.4.100.0070.03712.02
5.4.90.0100.03412.03
5.4.80.0050.03912.03
5.4.70.0070.03812.02
5.4.60.0070.03512.02
5.4.50.0060.03912.02
5.4.40.0060.04212.01
5.4.30.0080.04312.00
5.4.20.0080.03912.00
5.4.10.0090.03312.00
5.4.00.0070.03511.50
5.3.280.0080.04412.71
5.3.270.0090.04512.73
5.3.260.0080.04712.72
5.3.250.0060.04512.72
5.3.240.0080.04312.72
5.3.230.0060.04212.71
5.3.220.0050.04212.68
5.3.210.0100.04912.68
5.3.200.0070.05812.68
5.3.190.0060.05912.67
5.3.180.0130.04712.68
5.3.170.0080.05212.67
5.3.160.0080.03912.67
5.3.150.0050.04312.67
5.3.140.0070.04012.66
5.3.130.0060.04712.66
5.3.120.0110.04912.66
5.3.110.0100.05112.66
5.3.100.0170.05512.12
5.3.90.0140.04712.10
5.3.80.0120.04812.09
5.3.70.0150.04412.09
5.3.60.0130.04812.07
5.3.50.0080.05212.02
5.3.40.0120.04812.02
5.3.30.0110.05011.99
5.3.20.0100.04911.77
5.3.10.0080.05211.73
5.3.00.0130.04911.71

preferences:
140.78 ms | 1394 KiB | 7 Q