3v4l.org

run code in 300+ PHP versions simultaneously
<?php class CheckForEmptiness { private string $errorText = "Это поле обязательно для заполнения."; public function __invoke (mixed $value): ?string { $numberOfCharacters = iconv_strlen($value); return ($numberOfCharacters==0) ? $this->errorText : null; } }

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)
8.5.30.0050.00219.56
8.5.20.0120.00717.68
8.5.10.0060.00516.69
8.5.00.0070.01419.88
8.4.180.0150.00723.88
8.4.170.0120.00922.14
8.4.160.0070.00322.13
8.4.150.0020.00014.05
8.4.140.0160.00517.49
8.4.130.0070.00217.67
8.4.120.0090.01120.59
8.4.110.0130.00622.46
8.4.100.0140.00818.61
8.4.90.0120.01018.43
8.4.80.0110.01117.64
8.4.70.0130.00717.89
8.4.60.0070.00418.86
8.4.50.0140.00718.66
8.4.40.0170.00317.34
8.4.30.0040.00418.84
8.4.20.0100.01018.86
8.4.10.0060.00319.13
8.3.300.0100.01120.41
8.3.290.0130.00720.78
8.3.280.0130.00718.23
8.3.270.0080.01416.30
8.3.260.0110.00816.43
8.3.250.0120.00618.66
8.3.240.0160.00516.32
8.3.230.0090.01016.42
8.3.220.0070.01217.07
8.3.210.0070.00516.61
8.3.200.0040.00618.20
8.3.190.0030.00517.36
8.3.180.0100.00916.43
8.3.170.0040.00418.98
8.3.160.0080.00018.39
8.3.150.0190.00016.76
8.3.140.0070.01020.68
8.3.130.0080.00018.17
8.3.120.0080.00018.70
8.3.110.0120.00620.94
8.3.100.0000.01024.06
8.3.90.0120.00426.77
8.3.80.0050.00518.05
8.3.70.0090.00616.50
8.3.60.0090.00618.25
8.3.50.0070.00716.72
8.3.40.0100.01020.34
8.3.30.0070.00721.86
8.3.20.0030.00624.18
8.3.10.0000.00724.66
8.3.00.0170.00328.09
8.2.300.0120.00822.10
8.2.290.0150.00320.50
8.2.280.0120.00618.26
8.2.270.0100.00716.86
8.2.260.0050.00316.73
8.2.250.0090.00916.53
8.2.240.0100.01018.52
8.2.230.0130.00622.58
8.2.220.0000.00837.54
8.2.210.0000.01026.77
8.2.200.0070.00316.35
8.2.190.0120.00616.58
8.2.180.0090.00618.04
8.2.170.0100.00718.83
8.2.160.0030.01022.96
8.2.150.0060.00325.66
8.2.140.0080.00024.66
8.2.130.0170.00028.09
8.2.120.0110.00428.09
8.2.110.0150.00028.09
8.2.100.0170.00328.09
8.2.90.0070.00728.09
8.2.80.0070.00728.09
8.2.70.0200.00028.09
8.2.60.0120.00328.09
8.2.50.0150.00028.09
8.2.40.0100.01028.09
8.2.30.0060.01028.09
8.2.20.0100.00528.09
8.2.10.0040.00428.09
8.2.00.0050.00328.09
8.1.340.0130.00719.73
8.1.330.0070.01121.93
8.1.320.0120.00916.07
8.1.310.0150.00016.04
8.1.300.0080.00018.11
8.1.290.0090.00330.84
8.1.280.0100.00325.92
8.1.270.0140.00022.25
8.1.260.0000.00828.09
8.1.250.0110.00728.09
8.1.240.0040.00428.09
8.1.230.0040.00428.09
8.1.220.0080.00028.09
8.1.210.0150.00428.09
8.1.200.0030.00628.09
8.1.190.0060.00328.09
8.1.180.0060.00328.09
8.1.170.0030.00528.09
8.1.160.0050.00328.09
8.1.150.0050.00328.09
8.1.140.0120.00628.09
8.1.130.0070.01128.09
8.1.120.0080.00028.09
8.1.110.0030.00528.09
8.1.100.0070.01128.09
8.1.90.0140.00428.09
8.1.80.0120.00328.09
8.1.70.0090.00628.09
8.1.60.0070.00728.09
8.1.50.0040.00428.09
8.1.40.0040.00428.09
8.1.30.0060.00328.09
8.1.20.0040.00428.09
8.1.10.0040.00428.09
8.1.00.0040.00428.09

preferences:
57.6 ms | 403 KiB | 5 Q