3v4l.org

run code in 300+ PHP versions simultaneously
<?php $value_from_database = '607826144232dad00b968f40e316a9cc7884007f'; // Value from column `key` in `two_factor_totpdevice` DB table function binaryChunk($binaryString, $bits) { $binaryString = chunk_split($binaryString, $bits, ' '); if (substr($binaryString, (strlen($binaryString)) - 1) == ' ') { $binaryString = substr($binaryString, 0, strlen($binaryString)-1); } return explode(' ', $binaryString); } function base32encode($string) { $alphabet = str_split('ABCDEFGHIJKLMNOPQRSTUVWXYZ234567='); if (strlen($string) == 0) { // Gives an empty string return ''; } // Convert string to binary $binaryString = ''; foreach (str_split($string) as $s) { // Return each character as an 8-bit binary string $binaryString .= sprintf('%08b', ord($s)); } // Break into 5-bit chunks, then break that into an array $binaryArray = binaryChunk($binaryString, 5); // Pad array to be divisible by 8 while (count($binaryArray) % 8 !== 0) { $binaryArray[] = null; } $base32String = ''; // Encode in base32 foreach ($binaryArray as $bin) { $char = 32; if (!is_null($bin)) { // Pad the binary strings $bin = str_pad($bin, 5, 0, STR_PAD_RIGHT); $char = bindec($bin); } // Base32 character $base32String .= $alphabet[$char]; } return $base32String; } $rnd = pack('H*', $value_from_database); $secret = base32encode($rnd); echo $secret;

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)
8.5.30.0090.00819.16
8.5.20.0090.00919.47
8.5.10.0110.00716.73
8.5.00.0080.01319.83
8.4.180.0160.00719.77
8.4.170.0150.01121.95
8.4.160.0120.01023.95
8.4.150.0070.00516.92
8.4.140.0150.00717.71
8.4.130.0120.00818.56
8.4.120.0120.00817.89
8.4.110.0120.00919.59
8.4.100.0100.01118.01
8.4.90.0150.00520.45
8.4.80.0110.01018.74
8.4.70.0030.00518.95
8.4.60.0030.00520.39
8.4.50.0070.01420.34
8.4.40.0150.00317.59
8.4.30.0090.00017.57
8.4.20.0100.01017.95
8.4.10.0130.00719.34
8.3.300.0110.01018.32
8.3.290.0130.00920.82
8.3.280.0100.01218.39
8.3.270.0160.01016.51
8.3.260.0110.01016.48
8.3.250.0100.00716.58
8.3.240.0060.00416.51
8.3.230.0110.00916.54
8.3.220.0030.00519.01
8.3.210.0040.00316.48
8.3.200.0080.00316.53
8.3.190.0070.00517.33
8.3.180.0100.00918.94
8.3.170.0030.00617.30
8.3.160.0070.01116.95
8.3.150.0080.01216.57
8.3.140.0180.00016.65
8.3.130.0040.00418.43
8.3.120.0110.00018.85
8.3.110.0180.00020.94
8.3.100.0060.00324.06
8.3.90.0000.00726.77
8.3.80.0030.00716.87
8.3.70.0120.00318.30
8.3.60.0140.00416.63
8.3.50.0050.00818.29
8.3.40.0090.00618.73
8.3.30.0150.00018.50
8.3.20.0080.00019.24
8.3.10.0040.00423.61
8.3.00.0030.00523.48
8.2.300.0140.00822.29
8.2.290.0140.00416.40
8.2.280.0080.01218.30
8.2.270.0130.00717.03
8.2.260.0090.00917.29
8.2.250.0130.00618.49
8.2.240.0120.00319.05
8.2.230.0090.00022.58
8.2.220.0050.00337.54
8.2.210.0080.00026.77
8.2.200.0000.00816.63
8.2.190.0120.00316.75
8.2.180.0130.00325.92
8.2.170.0140.00718.88
8.2.160.0070.00719.43
8.2.150.0060.00324.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00420.79
8.2.110.0040.00420.38
8.2.100.0080.00317.71
8.2.90.0000.00818.34
8.2.80.0000.00918.22
8.2.70.0000.00817.63
8.2.60.0000.00817.50
8.2.50.0040.00417.75
8.2.40.0030.00619.02
8.2.30.0040.00419.32
8.2.20.0040.00418.13
8.2.10.0040.00418.21
8.2.00.0040.00419.39
8.1.340.0090.01123.71
8.1.330.0110.00816.04
8.1.320.0120.01118.00
8.1.310.0110.00718.56
8.1.300.0120.00618.26
8.1.290.0060.00318.88
8.1.280.0120.00625.92
8.1.270.0030.00521.98
8.1.260.0030.00526.35
8.1.250.0050.00328.09
8.1.240.0030.00619.28
8.1.230.0110.00021.03
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0040.00417.25
8.1.190.0040.00417.23
8.1.180.0080.00018.10
8.1.170.0040.00417.62
8.1.160.0000.00718.92
8.1.150.0040.00418.58
8.1.140.0040.00417.85
8.1.130.0000.00919.04
8.1.120.0030.00317.35
8.1.110.0060.00317.51
8.1.100.0040.00417.37
8.1.90.0080.00017.53
8.1.80.0000.00717.54
8.1.70.0000.00717.44
8.1.60.0040.00417.50
8.1.50.0050.00517.55
8.1.40.0040.00417.50
8.1.30.0000.00817.57
8.1.20.0070.00017.61
8.1.10.0000.00817.61
8.1.00.0040.00417.53
8.0.300.0000.00719.94
8.0.290.0070.00016.75
8.0.280.0000.00718.41
8.0.270.0040.00417.21
8.0.260.0070.00017.28
8.0.250.0070.00016.87
8.0.240.0070.00316.86
8.0.230.0080.00016.96
8.0.220.0040.00416.79
8.0.210.0000.00716.91
8.0.200.0040.00416.87
8.0.190.0030.00516.85
8.0.180.0040.00416.98
8.0.170.0030.00616.96
8.0.160.0040.00416.83
8.0.150.0030.00516.80
8.0.140.0070.00016.85
8.0.130.0000.00513.34
8.0.120.0000.00816.83
8.0.110.0000.00716.88
8.0.100.0040.00416.93
8.0.90.0030.00516.74
8.0.80.0040.01316.88
8.0.70.0000.00717.00
8.0.60.0040.00416.86
8.0.50.0070.00016.94
8.0.30.0100.00717.09
8.0.20.0100.00917.40
8.0.10.0040.00416.97
8.0.00.0130.01016.87
7.4.330.0000.00415.55
7.4.320.0000.00616.60
7.4.300.0030.00516.63
7.4.290.0070.00016.66
7.4.280.0040.00416.52
7.4.270.0030.00316.63
7.4.260.0000.00716.52
7.4.250.0000.00716.56
7.4.240.0040.00416.52
7.4.230.0030.00316.74
7.4.220.0040.00416.37
7.4.210.0070.00816.72
7.4.200.0000.00716.38
7.4.160.0090.00916.55
7.4.140.0110.00617.86
7.4.130.0140.00916.65
7.4.120.0070.01116.55
7.4.110.0060.01016.65
7.4.100.0140.00416.57
7.4.90.0160.00816.57
7.4.80.0120.00919.39
7.4.70.0090.01016.55
7.4.60.0060.01016.36
7.4.50.0120.00416.58
7.4.40.0080.01116.39
7.4.00.0110.00414.85
7.3.330.0000.00513.37
7.3.320.0060.00013.41
7.3.310.0000.00816.35
7.3.300.0000.00716.36
7.3.290.0000.00716.23
7.3.280.0050.01116.35
7.3.260.0080.01116.47
7.3.240.0100.00916.54
7.3.230.0070.01016.42
7.3.210.0070.01416.27
7.3.200.0100.01416.30
7.3.190.0130.00816.37
7.3.180.0060.01516.23
7.3.170.0070.01016.37
7.3.160.0000.01716.49
7.3.10.0060.00616.84
7.3.00.0100.00016.70
7.2.330.0100.01116.61
7.2.320.0090.00916.80
7.2.310.0120.01216.47
7.2.300.0130.01016.83
7.2.290.0090.00916.57
7.2.130.0040.00716.82
7.2.120.0090.00616.93
7.2.110.0000.01416.73
7.2.100.0090.00016.82
7.2.90.0000.01217.08
7.2.80.0040.01016.94
7.2.70.1410.01315.71
7.2.60.1250.00715.95
7.2.50.1350.01215.88
7.2.40.0090.01016.86
7.2.30.0080.01016.81
7.2.20.0050.01416.96
7.2.10.0080.00916.68
7.2.00.0110.00717.00
7.1.250.0080.00815.98
7.1.200.0030.00715.79
7.1.170.2270.01314.03
7.1.160.0080.01315.82
7.1.150.0070.01215.90
7.1.140.0130.00715.59
7.1.130.0100.01015.48
7.1.120.0070.01315.62
7.1.110.0100.00715.70
7.1.100.0090.00615.62
7.1.90.0060.01015.55
7.1.80.0070.01015.52
7.1.70.0130.00815.57
7.1.60.0310.01233.80
7.1.50.0310.00733.59
7.1.40.0280.01533.71
7.1.30.0280.01433.69
7.1.20.0270.02033.66
7.1.10.0060.01215.69
7.1.00.0070.01015.78

preferences:
60.65 ms | 1457 KiB | 5 Q