3v4l.org

run code in 300+ PHP versions simultaneously
<?php public static function encode($product, $user) { $ch = str_split('abcdefghijkmnpqrstuvwxyz23456789'); if ($product < 0 || $user < 0) { return; } $lower4 = $user << 3; $lower4Bits = floor(log($lower4, 2))+1; $lower4 |= ceil($lower4Bits / 5); $str = ''; do { $str = $ch[$lower4 & 31] . $str; } while($lower4 >>= 5); $upper4 = $product; do { $str = $ch[$upper4 & 31] . $str; } while($upper4 >>= 5); return $str; } $u = "44390"; $p = "77780"; println(encode($p,$u));

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)
5.4.350.0060.03912.01
5.4.340.0070.03612.01
5.4.320.0070.04112.50
5.4.310.0070.04912.49
5.4.300.0120.04312.50
5.4.290.0100.04712.49
5.4.280.0070.04212.39
5.4.270.0050.04112.39
5.4.260.0100.04112.39
5.4.250.0100.04412.39
5.4.240.0050.04112.39
5.4.230.0050.04112.38
5.4.220.0080.03712.38
5.4.210.0090.04212.38
5.4.200.0070.04112.38
5.4.190.0100.04412.38
5.4.180.0080.03712.38
5.4.170.0070.03812.38
5.4.160.0060.04312.38
5.4.150.0090.04212.38
5.4.140.0070.04212.07
5.4.130.0090.04812.05
5.4.120.0040.04112.01
5.4.110.0080.04212.01
5.4.100.0070.04012.01
5.4.90.0090.04612.01
5.4.80.0090.04912.01
5.4.70.0100.04012.01
5.4.60.0080.03912.00
5.4.50.0070.03912.00
5.4.40.0060.03912.00
5.4.30.0100.03511.99
5.4.20.0060.04611.99
5.4.10.0080.04011.99
5.4.00.0070.04111.49
5.3.290.0070.04712.80
5.3.280.0090.03812.71
5.3.270.0040.04312.72
5.3.260.0070.04012.72
5.3.250.0080.04412.72
5.3.240.0050.04412.72
5.3.230.0090.04112.71
5.3.220.0090.04312.68
5.3.210.0070.04212.68
5.3.200.0070.04012.68
5.3.190.0070.04612.68
5.3.180.0080.03712.67
5.3.170.0100.04212.67
5.3.160.0100.04212.67
5.3.150.0090.04112.67
5.3.140.0100.05412.66
5.3.130.0080.04912.65
5.3.120.0130.04912.66
5.3.110.0090.04512.66
5.3.100.0060.04112.12
5.3.90.0080.03812.09
5.3.80.0070.04112.07
5.3.70.0080.04612.08
5.3.60.0080.03912.06
5.3.50.0080.03912.00
5.3.40.0090.03412.00
5.3.30.0080.03511.95
5.3.20.0100.03811.73
5.3.10.0070.03811.70
5.3.00.0050.03811.69
5.2.170.0090.0329.18
5.2.160.0040.0319.18
5.2.150.0050.0309.18
5.2.140.0030.0339.18
5.2.130.0080.0329.14
5.2.120.0050.0309.14
5.2.110.0070.0309.14
5.2.100.0050.0329.14
5.2.90.0090.0349.14
5.2.80.0080.0289.14
5.2.70.0050.0369.14
5.2.60.0070.0349.09
5.2.50.0040.0389.06
5.2.40.0040.0329.03
5.2.30.0070.0309.01
5.2.20.0070.0279.00
5.2.10.0070.0308.93
5.2.00.0080.0348.79
5.1.60.0050.0248.07
5.1.50.0050.0278.06
5.1.40.0030.0278.05
5.1.30.0080.0258.40
5.1.20.0050.0298.42
5.1.10.0040.0308.14
5.1.00.0040.0268.14
5.0.50.0040.0236.62
5.0.40.0070.0186.48
5.0.30.0020.0346.29
5.0.20.0040.0216.26
5.0.10.0040.0226.24
5.0.00.0040.0366.23
4.4.90.0030.0164.78
4.4.80.0030.0234.76
4.4.70.0050.0154.76
4.4.60.0040.0174.76
4.4.50.0040.0204.77
4.4.40.0040.0264.71
4.4.30.0030.0184.76
4.4.20.0040.0144.84
4.4.10.0040.0204.85
4.4.00.0040.0304.76
4.3.110.0020.0214.67
4.3.100.0040.0194.66
4.3.90.0020.0214.63
4.3.80.0040.0264.58
4.3.70.0020.0194.63
4.3.60.0030.0164.63
4.3.50.0020.0164.63
4.3.40.0020.0254.54
4.3.30.0010.0173.28
4.3.20.0040.0163.26
4.3.10.0020.0203.22
4.3.00.0200.0238.45

preferences:
143.57 ms | 1394 KiB | 7 Q