3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = $b; $c = @$d;

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)
8.1rc20.0030.00516.94
8.1rc10.0000.00816.87
8.0.110.0030.00317.00
8.0.100.0040.00417.00
8.0.90.0000.00916.96
8.0.80.0060.00816.95
8.0.70.0070.00016.85
8.0.60.0070.00017.01
8.0.50.0040.00416.97
8.0.30.0140.01017.20
8.0.20.0110.00817.14
8.0.10.0040.00417.11
8.0.00.0160.01016.74
7.4.230.0030.00516.33
7.4.220.0040.00416.66
7.4.210.0070.00916.49
7.4.200.0000.00716.70
7.4.130.0100.00716.49
7.4.120.0060.01616.52
7.4.110.0200.00316.50
7.4.100.0000.01616.55
7.4.90.0060.01216.56
7.4.80.0130.01019.39
7.4.70.0090.00916.43
7.4.60.0110.00516.38
7.4.50.0050.01216.51
7.4.40.0080.01016.36
7.4.30.0070.01016.58
7.4.20.0080.00816.42
7.4.10.0080.00716.41
7.4.00.0080.00816.56
7.3.300.0060.00016.29
7.3.290.0100.00616.24
7.3.260.0170.00716.36
7.3.240.0100.00716.37
7.3.230.0060.01216.28
7.3.210.0060.00916.25
7.3.200.0110.01116.46
7.3.190.0150.00416.38
7.3.180.0020.01316.40
7.3.170.0110.00616.41
7.3.160.0100.00616.30
7.3.150.0080.00716.42
7.3.140.0050.01016.32
7.3.130.0050.01116.39
7.3.120.0050.01016.24
7.3.110.0100.01016.34
7.3.100.0050.01316.33
7.3.90.0110.00616.23
7.3.80.0070.00916.40
7.3.70.0110.00716.29
7.3.60.0070.00916.37
7.3.50.0030.01316.27
7.3.40.0070.00916.22
7.3.30.0110.00616.25
7.3.20.0110.00616.25
7.3.10.0100.00716.24
7.3.00.0100.00716.20
7.2.330.0120.00916.65
7.2.320.0030.01316.55
7.2.310.0080.00816.39
7.2.300.0090.00816.46
7.2.290.0090.01016.34
7.2.280.0060.01016.46
7.2.270.0120.00516.35
7.2.260.0080.00816.58
7.2.250.0060.01016.49
7.2.240.0080.01116.51
7.2.230.0060.01116.55
7.2.220.0080.01016.48
7.2.210.0080.00816.23
7.2.200.0080.01116.34
7.2.190.0070.01116.41
7.2.180.0080.00816.39
7.2.170.0080.00816.52
7.2.160.0090.00716.44
7.2.150.0090.00816.41
7.2.140.0080.01016.48
7.2.130.0080.01016.63
7.2.120.0130.00716.34
7.2.110.0090.00816.50
7.2.100.0080.00916.47
7.2.90.0070.01016.40
7.2.80.0120.00516.42
7.2.70.0070.00916.40
7.2.60.0110.00516.59
7.2.50.0120.00516.43
7.2.40.0070.01116.61
7.2.30.0180.00616.44
7.2.20.0070.01116.57
7.2.10.0220.00916.44
7.2.00.0120.00516.35

preferences:
13.14 ms | 454 KiB | 5 Q