3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dec = Decrypt("wpdPVWejqNRYqDTeUJ2Iw06/rnfHAoy5jtgTojiilD0=", "ICS2015", "7"); echo "Dec: " . $dec . "\r\n"; $enc = Encrypt("boy10@naver.com", "ICS2015", "7"); echo "Enc: " . $enc . "\r\n"; function Decrypt($ciphertext, $password, $salt) { $ciphertext = base64_decode($ciphertext); $key = PBKDF1($password, $salt, 100, 32); $iv = PBKDF1($password, $salt, 100, 16); // NB: Need 128 not 256 and CBC mode to be compatible $decpad = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $key, $ciphertext, MCRYPT_MODE_CBC, $iv); $pad = ord($decpad[($len = strlen($decpad)) - 1]); $dec = substr($decpad, 0, strlen($decpad) - $pad); return $dec; } function Encrypt($ciphertext, $pass, $salt) { $ciphertext = mb_convert_encoding($ciphertext,'UTF-16LE'); $key = PBKDF1($password, $salt, 100, 32); $iv = PBKDF1($password, $salt, 100, 16); return base64_encode(mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $key, $ciphertext, MCRYPT_MODE_CBC, $iv)); } function PBKDF2($pass, $salt, $count, $dklen) { $t = $pass.$salt; $t = sha1($t, true); for($i=2; $i <= $count; $i++) { $t = sha1($t, true); } $t = substr($t,0,$dklen-1); return $t; } function PBKDF1($pass, $salt, $count, $cb) { static $base; static $extra; static $extracount= 0; static $hashno; static $state = 0; if ($state == 0) { $hashno = 0; $state = 1; $key = $pass . $salt; $base = sha1($key, true); for($i = 2; $i < $count; $i++) { $base = sha1($base, true); } } $result = ""; if ($extracount > 0) { $rlen = strlen($extra) - $extracount; if ($rlen >= $cb) { $result = substr($extra, $extracount, $cb); if ($rlen > $cb) { $extracount += $cb; } else { $extra = null; $extracount = 0; } return $result; } $result = substr($extra, $rlen, $rlen); } $current = ""; $clen = 0; $remain = $cb - strlen($result); while ($remain > $clen) { if ($hashno == 0) { $current = sha1($base, true); } else if ($hashno < 1000) { $n = sprintf("%d", $hashno); $tmp = $n . $base; $current .= sha1($tmp, true); } $hashno++; $clen = strlen($current); } // $current now holds at least as many bytes as we need $result .= substr($current, 0, $remain); // Save any left over bytes for any future requests if ($clen > $remain) { $extra = $current; $extracount = $remain; } return $result; } ?>

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)
8.3.40.0150.00418.79
8.3.30.0100.00618.84
8.3.20.0080.00020.16
8.3.10.0050.00323.54
8.3.00.0030.00523.61
8.2.170.0120.00918.94
8.2.160.0130.00322.96
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0060.00319.97
8.2.120.0040.00426.35
8.2.110.0090.00022.26
8.2.100.0120.00018.05
8.2.90.0080.00019.38
8.2.80.0040.00418.16
8.2.70.0050.00517.75
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0040.00422.37
8.2.30.0050.00220.60
8.2.20.0040.00417.91
8.2.10.0000.00718.23
8.2.00.0060.00318.17
8.1.270.0080.00022.00
8.1.260.0090.00328.09
8.1.250.0120.00328.09
8.1.240.0060.00324.03
8.1.230.0080.00319.16
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0060.00317.22
8.1.190.0030.00517.35
8.1.180.0000.00918.10
8.1.170.0000.00818.58
8.1.160.0030.00520.75
8.1.150.0080.00018.99
8.1.140.0070.00319.73
8.1.130.0000.00717.41
8.1.120.0030.00617.50
8.1.110.0000.00817.54
8.1.100.0000.00817.53
8.1.90.0000.00817.50
8.1.80.0060.00317.55
8.1.70.0000.00817.45
8.1.60.0040.00417.62
8.1.50.0060.00317.54
8.1.40.0030.00617.46
8.1.30.0040.00417.73
8.1.20.0000.00817.59
8.1.10.0050.00317.58
8.1.00.0080.00017.41
8.0.300.0040.00418.77
8.0.290.0000.00817.00
8.0.280.0050.00218.41
8.0.270.0050.00317.31
8.0.260.0000.00716.84
8.0.250.0000.00716.99
8.0.240.0050.00216.97
8.0.230.0000.00717.07
8.0.220.0070.00016.87
8.0.210.0000.00816.91
8.0.200.0000.00716.98
8.0.190.0070.00417.07
8.0.180.0000.00817.02
8.0.170.0050.00317.04
8.0.160.0060.00316.96
8.0.150.0070.00016.86
8.0.140.0040.00416.99
8.0.130.0000.00713.42
8.0.120.0040.00416.88
8.0.110.0000.01016.86
8.0.100.0000.00817.07
8.0.90.0030.00516.91
8.0.80.0160.00316.93
8.0.70.0040.00416.93
8.0.60.0000.00716.94
8.0.50.0040.00416.98
8.0.30.0090.01417.00
8.0.20.0090.01117.40
8.0.10.0030.00517.18
8.0.00.0100.01216.86
7.4.330.0000.00516.85
7.4.320.0030.00316.61
7.4.300.0030.00316.57
7.4.290.0000.00716.54
7.4.280.0070.00316.56
7.4.270.0030.00316.55
7.4.260.0080.00016.56
7.4.250.0040.00416.44
7.4.240.0000.00716.61
7.4.230.0070.00016.72
7.4.220.0100.00916.69
7.4.210.0080.00716.66
7.4.200.0030.00316.36
7.4.160.0100.00716.49
7.4.150.0060.01217.40
7.4.140.0080.01617.86
7.4.130.0130.00516.59
7.4.120.0090.00816.52
7.4.110.0120.00616.60
7.4.100.0120.01216.52
7.4.90.0060.01216.59
7.4.80.0150.00619.39
7.4.70.0030.01316.58
7.4.60.0160.00016.52
7.4.50.0060.00616.46
7.4.40.0140.00316.61
7.4.30.0120.00616.72
7.4.00.0030.01114.93
7.3.330.0000.00513.43
7.3.320.0030.00313.33
7.3.310.0000.00716.52
7.3.300.0030.00316.33
7.3.290.0070.00016.52
7.3.280.0110.00716.49
7.3.270.0060.01217.40
7.3.260.0070.01016.70
7.3.250.0090.00916.53
7.3.240.0130.00716.51
7.3.230.0040.01416.69
7.3.210.0140.00316.47
7.3.200.0110.00616.50
7.3.190.0080.00816.57
7.3.180.0100.00716.56
7.3.170.0140.00316.41
7.3.160.0070.01516.62
7.2.330.0070.01016.83
7.2.320.0100.00616.48
7.2.310.0070.01016.83
7.2.300.0140.00316.71
7.2.290.0100.00716.70
7.2.110.0190.00016.54
7.2.60.0120.00316.80
7.2.00.0030.01019.39
7.1.200.0060.00615.84
7.1.100.0100.00018.12
7.1.70.0100.00017.21
7.1.60.0070.01719.06
7.1.50.0190.00334.84
7.1.00.0030.07722.27
7.0.200.0100.00315.06
7.0.60.0070.03721.61
7.0.50.0030.05018.07
7.0.40.0130.05320.41
7.0.30.0300.07020.10
7.0.20.0230.06020.27
7.0.10.0000.04720.25
7.0.00.0030.04020.16
5.6.280.0030.03320.84
5.6.210.0130.06720.63
5.6.200.0070.04718.15
5.6.190.0070.08320.45
5.6.180.0400.07320.43
5.6.170.0330.07020.48
5.6.160.0030.08720.45
5.6.150.0070.08718.26
5.6.140.0100.05318.19
5.6.130.0130.05718.20
5.6.120.0170.07321.00
5.6.110.0170.07721.21
5.6.100.0100.08321.00
5.6.90.0070.08321.19
5.6.80.0030.07320.57
5.5.350.0100.05720.36
5.5.340.0070.08717.98
5.5.330.0030.08020.57
5.5.320.0530.03720.36
5.5.310.0170.06320.30
5.5.300.0130.07317.95
5.5.290.0000.09718.07
5.5.280.0070.05720.70
5.5.270.0070.04320.82
5.5.260.0030.04721.06
5.5.250.0170.07320.68
5.5.240.0200.05020.25

preferences:
54.21 ms | 400 KiB | 5 Q