3v4l.org

run code in 300+ PHP versions simultaneously
<?php $name='abcdefOL'; $name = str_pad($name, 6, '0', STR_PAD_LEFT); $file = substr($name, 0, strlen($name) - 3) . '/' . substr($name, -3, 3) . '/' . $name; var_dump($file);

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)
8.3.60.0090.01218.37
8.3.50.0100.00716.51
8.3.40.0040.01118.52
8.3.30.0070.00718.64
8.3.20.0050.00318.90
8.3.10.0000.00721.78
8.3.00.0080.00019.22
8.2.180.0140.00718.41
8.2.170.0130.00722.96
8.2.160.0070.00720.57
8.2.150.0050.00325.66
8.2.140.0040.00424.66
8.2.130.0040.00422.21
8.2.120.0000.00726.35
8.2.110.0030.00620.93
8.2.100.0110.00017.66
8.2.90.0040.00419.17
8.2.80.0030.00618.04
8.2.70.0040.00417.50
8.2.60.0080.00017.80
8.2.50.0040.00418.10
8.2.40.0040.00422.28
8.2.30.0090.00020.94
8.2.20.0050.00218.03
8.2.10.0000.00717.95
8.2.00.0000.00718.09
8.1.280.0090.00625.92
8.1.270.0050.00223.84
8.1.260.0030.00526.35
8.1.250.0040.00428.09
8.1.240.0140.00322.67
8.1.230.0040.00718.85
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.00917.23
8.1.190.0060.00317.35
8.1.180.0000.00818.10
8.1.170.0050.00318.50
8.1.160.0040.00418.99
8.1.150.0040.00418.83
8.1.140.0070.00019.56
8.1.130.0030.00318.86
8.1.120.0040.00417.34
8.1.110.0040.00417.30
8.1.100.0040.00417.35
8.1.90.0030.00617.43
8.1.80.0070.00017.46
8.1.70.0070.00017.46
8.1.60.0060.00317.55
8.1.50.0030.00517.54
8.1.40.0000.00817.48
8.1.30.0040.00417.52
8.1.20.0000.01017.63
8.1.10.0100.00017.51
8.1.00.0000.00717.41
8.0.300.0000.00818.77
8.0.290.0080.00016.75
8.0.280.0070.00018.49
8.0.270.0030.00317.17
8.0.260.0000.00716.81
8.0.250.0000.00616.93
8.0.240.0040.00416.95
8.0.230.0050.00316.89
8.0.220.0000.00616.81
8.0.210.0000.00816.85
8.0.200.0000.00616.99
8.0.190.0020.00516.83
8.0.180.0000.00816.87
8.0.170.0000.00716.91
8.0.160.0000.00716.78
8.0.150.0040.00416.90
8.0.140.0030.00416.72
8.0.130.0000.00613.27
8.0.120.0030.00416.73
8.0.110.0000.00716.75
8.0.100.0040.00416.91
8.0.90.0000.00716.76
8.0.80.0030.01316.83
8.0.70.0050.00316.87
8.0.60.0000.00716.68
8.0.50.0040.00416.75
8.0.30.0120.00917.10
8.0.20.0080.01117.40
8.0.10.0040.00416.96
8.0.00.0140.00316.71
7.4.330.0000.00515.55
7.4.320.0060.00016.39
7.4.300.0040.00416.39
7.4.290.0030.00716.57
7.4.280.0040.00416.57
7.4.270.0060.00316.39
7.4.260.0060.00013.20
7.4.250.0040.00416.50
7.4.240.0040.00416.49
7.4.230.0040.00416.55
7.4.220.0060.01316.45
7.4.210.0070.00916.54
7.4.200.0070.00016.51
7.4.160.0090.00816.45
7.4.150.0120.00617.40
7.4.140.0120.00917.86
7.4.130.0120.00616.46
7.4.120.0060.01316.45
7.3.330.0030.00313.05
7.3.320.0000.00613.10
7.3.310.0030.00316.34
7.3.300.0000.00716.17
7.3.290.0070.00016.31
7.3.280.0070.00916.30
7.3.270.0100.00717.40
7.3.260.0090.01216.46
7.3.250.0100.00916.34
7.3.240.0080.00916.47

preferences:
55.09 ms | 401 KiB | 5 Q