3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [1, 2, 3]; unset($a[2]); var_dump(array_is_list($a)); $a[] = 4; var_dump(array_is_list($a)); unset($a[3]); var_dump(array_is_list($a));

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)
8.4.120.0090.00718.83
8.4.110.0050.00320.50
8.4.100.0070.00917.84
8.4.90.0110.00920.64
8.4.80.0140.00520.68
8.4.70.0090.00619.02
8.4.60.0140.00720.68
8.4.50.0040.00518.80
8.4.40.0070.01317.70
8.4.30.0090.00920.47
8.4.20.0000.01919.63
8.4.10.0050.00319.48
8.3.250.0120.00718.34
8.3.240.0050.00416.53
8.3.230.0120.00716.54
8.3.220.0090.00318.86
8.3.210.0100.01116.74
8.3.200.0060.00216.37
8.3.190.0090.00919.16
8.3.180.0110.00418.84
8.3.170.0110.00717.10
8.3.160.0050.00316.54
8.3.150.0030.00616.44
8.3.140.0070.01116.79
8.3.130.0080.00018.39
8.3.120.0100.01020.66
8.3.110.0140.00718.09
8.3.100.0130.01016.33
8.3.90.0040.00916.25
8.3.80.0140.00716.50
8.3.70.0100.01316.63
8.3.60.0150.00916.38
8.3.50.0050.01916.63
8.3.40.0130.00317.63
8.3.30.0040.01417.46
8.3.20.0130.00717.38
8.3.10.0100.00617.25
8.3.00.0100.00717.35
8.2.290.0090.00817.28
8.2.280.0100.00518.30
8.2.270.0120.00616.50
8.2.260.0040.00416.38
8.2.250.0040.01116.46
8.2.240.0120.00017.05
8.2.230.0160.00016.50
8.2.220.0160.00316.54
8.2.210.0130.00616.23
8.2.200.0100.00616.38
8.2.190.0160.00416.38
8.2.180.0100.01016.35
8.2.170.0180.00419.40
8.2.160.0130.01017.25
8.2.150.0110.01417.13
8.2.140.0120.00617.38
8.2.130.0110.00617.50
8.2.120.0100.00317.50
8.2.110.0160.00317.63
8.2.100.0080.01217.50
8.2.90.0100.01017.61
8.2.80.0120.00817.25
8.2.70.0070.01117.52
8.2.60.0090.00617.50
8.2.50.0130.00317.38
8.2.40.0100.01017.63
8.2.30.0130.00317.38
8.2.20.0040.01117.50
8.2.10.0080.00817.50
8.2.00.0100.00617.50
8.1.330.0090.01015.91
8.1.320.0070.00516.11
8.1.310.0170.00018.34
8.1.300.0100.01018.55
8.1.290.0170.00415.88
8.1.280.0100.00616.25
8.1.270.0100.01017.29
8.1.260.0100.00717.36
8.1.250.0160.00317.12
8.1.240.0070.01417.35
8.1.230.0180.00417.35
8.1.220.0160.00317.23
8.1.210.0150.00417.23
8.1.200.0060.00317.10
8.1.190.0080.00016.98
8.1.180.0060.00316.98
8.1.170.0080.00017.35
8.1.160.0030.00517.22
8.1.150.0080.00017.10
8.1.140.0080.00017.22
8.1.130.0070.01316.97
8.1.120.0000.00917.23
8.1.110.0120.00316.98
8.1.100.0150.00017.13
8.1.90.0050.00517.35
8.1.80.0030.00617.22
8.1.70.0080.00017.23
8.1.60.0000.00817.25
8.1.50.0180.00417.25
8.1.40.0060.01217.23
8.1.30.0050.00517.48
8.1.20.0000.00917.35
8.1.10.0040.00417.35
8.1.00.0060.00917.13

preferences:
28.8 ms | 403 KiB | 5 Q