3v4l.org

run code in 300+ PHP versions simultaneously
<?php function doHash($string) { if ($string == "") return ""; $passwordChars = "abcdefghijklmnopqrstuvwxyz_"; $hashChars = "0123456789ABCDEF"; $hashedString = ""; $hashArray = Array(32); for($i=0; $i<32; $i++) $hashArray[$i]=GetCharacterKey($string, $i); print_r($hashArray); for ($i=0; $i<32; $i++) { if (strpos($passwordChars, substr($string, $i%strlen($string), 1)) == -1) $string= substr($string, 0, $i%strlen($string)) . "_" . substr($string, ($i%strlen($string))+1, (strlen($string)-($i%strlen($string)))-1); $hashArray[$i] += (floor(strpos($passwordChars, substr($string, $i%strlen($string), 1))/9)*16 + floor(strpos($passwordChars, substr($string, $i%strlen($string), 1))%9/3)*4 + floor(strpos($passwordChars, substr($string, $i%strlen($string), 1))%3)); for ($j=0; $j<3; $j++) if (($hashArray[$i]&(48>>($j*2))) == (32>>($j*2)) && (GetCharacterKey($string, $i)&(1<<$j))==(1<<$j)) $hashArray[i]=($hashArray[$i]&(255-(48>>($j*2)))) + (48>>($j*2)); for ($j=0; $j<2; $j++) $hashArray[$i] += floor($hashArray[($i+$j)%32]/1234)*pow(4,$j+3); $doubleByteHashNumber = 0; for ($j=0; $j<16; $j++) $doubleByteHashNumber += (($hashArray[$i]&pow(2,($j*2)+($i%2)))>>($j+($i%2))); $hashArray[$i] = $doubleByteHashNumber; $hashedString .= substr($hashChars, floor((($hashArray[$i]&65280)>>8)/16), 1); $hashedString .= substr($hashChars, floor((($hashArray[$i]&65280)>>8)%16), 1); $hashedString .= substr($hashChars, floor(($hashArray[$i]&255)/16), 1); $hashedString .= substr($hashChars, floor(($hashArray[$i]&255)%16), 1); } return $hashedString; } function GetCharacterKey($string, $character) { // echo $character . "\n\n "; $passwordChars = "abcdefghijklmnopqrstuvwxyz_"; $key = strpos($passwordChars, $string[$character%strlen($string)]); for($i=0; $i<10+strlen($string)+($character*3); $i++) { // echo $key . " "; $key = ($key<<1); // echo $key . " "; $key %= 2147483648; //echo $key . " >> " . $string[$i%strlen($string)] . " "; $key += strpos($passwordChars, $string[$i%strlen($string)]); // echo $key . " "; $key = floor(sin($key)*1000000); // echo $key . "\n"; } // echo "\n"; // Modified to support x64 machines. $key &= 4294967232; return $key; if ($key < 0) { return -(2147483648 - ($key & 2147483584)); } else { return ($key & 2147483584); } } echo GetCharacterKey("cc",0) . "\n"; ?>

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)
8.3.40.0120.00319.21
8.3.30.0120.00319.21
8.3.20.0000.00821.41
8.3.10.0070.00322.41
8.3.00.0030.00521.05
8.2.170.0230.00422.96
8.2.160.0070.00721.47
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0080.00022.59
8.2.120.0070.00026.35
8.2.110.0090.00021.55
8.2.100.0060.00618.22
8.2.90.0030.00619.51
8.2.80.0040.00418.13
8.2.70.0060.00318.25
8.2.60.0040.00418.55
8.2.50.0030.00618.13
8.2.40.0030.00522.69
8.2.30.0030.00719.94
8.2.20.0050.00218.13
8.2.10.0040.00418.57
8.2.00.0070.00318.50
8.1.270.0000.00824.20
8.1.260.0000.00728.09
8.1.250.0070.00028.09
8.1.240.0000.01021.74
8.1.230.0040.00717.83
8.1.220.0000.00818.41
8.1.210.0000.00818.77
8.1.200.0070.00317.73
8.1.190.0040.00417.61
8.1.180.0000.00818.10
8.1.170.0000.00919.00
8.1.160.0040.00422.48
8.1.150.0050.00219.32
8.1.140.0000.00819.96
8.1.130.0000.00718.25
8.1.120.0040.00417.78
8.1.110.0000.00717.88
8.1.100.0000.00817.88
8.1.90.0050.00317.87
8.1.80.0080.00017.93
8.1.70.0070.00017.91
8.1.60.0000.00818.04
8.1.50.0000.00918.00
8.1.40.0030.00617.93
8.1.30.0050.00318.08
8.1.20.0030.00618.11
8.1.10.0030.00518.07
8.1.00.0040.00417.80
8.0.300.0070.00018.77
8.0.290.0050.00317.25
8.0.280.0080.00018.77
8.0.270.0080.00017.77
8.0.260.0090.00017.82
8.0.250.0070.00017.40
8.0.240.0070.00017.40
8.0.230.0040.00417.34
8.0.220.0030.00317.34
8.0.210.0000.00817.23
8.0.200.0030.00317.43
8.0.190.0080.00017.34
8.0.180.0070.00017.38
8.0.170.0030.00617.38
8.0.160.0040.00417.29
8.0.150.0080.00017.24
8.0.140.0020.00517.34
8.0.130.0000.00613.81
8.0.120.0050.00317.32
8.0.110.0070.00017.27
8.0.100.0070.00017.17
8.0.90.0080.00017.33
8.0.80.0150.00017.26
8.0.70.0040.00417.49
8.0.60.0050.00317.32
8.0.50.0000.00717.35
8.0.30.0100.00717.47
8.0.20.0100.00917.40
8.0.10.0070.00017.47
8.0.00.0040.01517.28
7.4.330.0000.00615.50
7.4.320.0040.00416.97
7.4.300.0000.00617.09
7.4.290.0000.00717.02
7.4.280.0030.00616.86
7.4.270.0030.00317.04
7.4.260.0070.00017.00
7.4.250.0030.00316.99
7.4.240.0030.00717.08
7.4.230.0040.00416.79
7.4.220.0110.00716.91
7.4.210.0070.01417.05
7.4.200.0000.00817.23
7.4.160.0130.00516.77
7.4.150.0070.01117.40
7.4.140.0040.01517.86
7.4.130.0110.00616.97
7.4.120.0130.00516.91
7.4.110.0070.01316.96
7.4.100.0060.01216.93
7.4.90.0050.01316.81
7.4.80.0120.00619.39
7.4.70.0100.01016.73
7.4.60.0070.01016.91
7.4.50.0040.01116.79
7.4.40.0030.02016.86
7.4.30.0120.00916.86
7.4.00.0040.00815.43
7.3.330.0050.00013.85
7.3.320.0060.00013.63
7.3.310.0080.00016.82
7.3.300.0030.00316.82
7.3.290.0090.00716.71
7.3.280.0100.00816.76
7.3.270.0150.00917.40
7.3.260.0120.00716.76
7.3.250.0120.00716.88
7.3.240.0150.00316.78
7.3.230.0090.00916.73
7.3.210.0090.00916.91
7.3.200.0110.00716.96
7.3.190.0060.01017.03
7.3.180.0090.00816.81
7.3.170.0070.01016.79
7.3.160.0070.01016.71
7.2.330.0140.00417.05
7.2.320.0070.01117.21
7.2.310.0030.01516.96
7.2.300.0090.00916.79
7.2.290.0100.01016.87
7.2.110.0070.00717.11
7.2.60.0000.01517.41
7.1.200.0060.00616.24
7.1.70.0070.00717.23
7.1.60.0210.01217.23
7.1.00.0030.07022.85
7.0.200.0070.01016.93
7.0.100.0100.05720.32
7.0.90.0170.08320.32
7.0.80.0130.05720.56
7.0.70.0100.05720.14
7.0.60.0100.05320.27
7.0.50.0100.05720.63
7.0.40.0100.05720.71
7.0.30.0070.06020.68
7.0.20.0100.06320.80
7.0.10.0200.05020.57
7.0.00.2330.05320.81
5.6.250.0130.07320.99
5.6.240.0170.06020.96
5.6.230.0170.06020.98
5.6.220.0070.06020.72
5.6.210.0070.06320.76
5.6.200.0130.05321.38
5.6.190.0100.06021.27
5.6.180.0100.06021.31
5.6.170.0270.06721.32
5.6.160.0100.08721.50
5.6.150.0130.08721.27
5.6.140.0130.05321.34
5.6.130.0100.06321.36
5.6.120.0170.05321.28
5.6.110.0130.05721.32
5.6.100.0070.06321.34
5.6.90.0070.06021.25
5.6.80.0130.05720.70
5.6.70.0130.05720.73
5.6.60.0070.05320.71
5.6.50.0000.06020.80
5.6.40.0100.05020.70
5.6.30.0130.05720.75
5.6.20.0130.04720.74
5.6.10.0130.04720.68
5.6.00.0200.04320.70

preferences:
62.1 ms | 400 KiB | 5 Q