3v4l.org

run code in 300+ PHP versions simultaneously
<?php $duo = <<< PHP <?php class Duo { const DUO_PREFIX = "TX"; const APP_PREFIX = "APP"; const AUTH_PREFIX = "AUTH"; const DUO_EXPIRE = 300; const APP_EXPIRE = 3600; const IKEY_LEN = 20; const SKEY_LEN = 40; const AKEY_LEN = 40; // if this changes you have to change ERR_AKEY const ERR_USER = 'ERR|The username passed to sign_request() is invalid.'; const ERR_IKEY = 'ERR|The Duo integration key passed to sign_request() is invalid.'; const ERR_SKEY = 'ERR|The Duo secret key passed to sign_request() is invalid.'; const ERR_AKEY = 'ERR|The application secret key passed to sign_request() must be at least 40 characters.'; private static function sign_vals($key, $vals, $prefix, $expire, $time=NULL) { $exp = ($time ? $time : time()) + $expire; $val = $vals . '|' . $exp; $b64 = base64_encode($val); $cookie = $prefix . '|' . $b64; $sig = hash_hmac("sha1", $cookie, $key); return $cookie . '|' . $sig; } private static function parse_vals($key, $val, $prefix, $ikey, $time=NULL) { $ts = ($time ? $time : time()); $parts = explode('|', $val); if (count($parts) !== 3) { return null; } list($u_prefix, $u_b64, $u_sig) = $parts; $sig = hash_hmac("sha1", $u_prefix . '|' . $u_b64, $key); if (hash_hmac("sha1", $sig, $key) !== hash_hmac("sha1", $u_sig, $key)) { return null; } if ($u_prefix !== $prefix) { return null; } $cookie_parts = explode('|', base64_decode($u_b64)); if (count($cookie_parts) !== 3) { return null; } list($user, $u_ikey, $exp) = $cookie_parts; if ($u_ikey !== $ikey) { return null; } if ($ts >= intval($exp)) { return null; } return $user; } public static function signRequest($ikey, $skey, $akey, $username, $time=NULL) { if (!isset($username) || strlen($username) === 0) { return self::ERR_USER; } if (strpos($username, '|') !== FALSE) { return self::ERR_USER; } if (!isset($ikey) || strlen($ikey) !== self::IKEY_LEN) { return self::ERR_IKEY; } if (!isset($skey) || strlen($skey) !== self::SKEY_LEN) { return self::ERR_SKEY; } if (!isset($akey) || strlen($akey) < self::AKEY_LEN) { return self::ERR_AKEY; } $vals = $username . '|' . $ikey; $duo_sig = self::sign_vals($skey, $vals, self::DUO_PREFIX, self::DUO_EXPIRE, $time); $app_sig = self::sign_vals($akey, $vals, self::APP_PREFIX, self::APP_EXPIRE, $time); return $duo_sig . ':' . $app_sig; } public static function verifyResponse($ikey, $skey, $akey, $sig_response, $time=NULL) { list($auth_sig, $app_sig) = explode(':', $sig_response); $auth_user = self::parse_vals($skey, $auth_sig, self::AUTH_PREFIX, $ikey, $time); $app_user = self::parse_vals($akey, $app_sig, self::APP_PREFIX, $ikey, $time); if ($auth_user !== $app_user) { return null; } return $auth_user; } } ?> PHP; echo md5($duo);

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)
8.3.60.0090.00916.75
8.3.50.0090.00617.96
8.3.40.0090.00618.64
8.3.30.0120.00618.71
8.3.20.0040.00420.37
8.3.10.0040.00423.48
8.3.00.0040.00419.57
8.2.180.0150.00316.88
8.2.170.0070.00722.96
8.2.160.0100.00320.51
8.2.150.0040.00424.18
8.2.140.0000.00924.66
8.2.130.0090.00019.44
8.2.120.0080.00026.35
8.2.110.0000.00920.44
8.2.100.0040.00817.97
8.2.90.0030.00517.75
8.2.80.0030.00618.05
8.2.70.0060.00317.88
8.2.60.0040.00417.75
8.2.50.0000.00818.16
8.2.40.0040.00419.44
8.2.30.0000.00720.84
8.2.20.0040.00417.76
8.2.10.0040.00418.07
8.2.00.0080.00018.04
8.1.280.0060.01325.92
8.1.270.0040.00420.45
8.1.260.0080.00028.09
8.1.250.0040.00428.09
8.1.240.0070.00323.86
8.1.230.0080.00419.13
8.1.220.0050.00317.91
8.1.210.0040.00418.77
8.1.200.0060.00317.48
8.1.190.0060.00317.13
8.1.180.0040.00418.10
8.1.170.0080.00017.62
8.1.160.0040.00420.78
8.1.150.0060.00318.84
8.1.140.0050.00319.52
8.1.130.0070.00017.67
8.1.120.0050.00217.54
8.1.110.0030.00517.47
8.1.100.0000.00717.38
8.1.90.0000.00717.44
8.1.80.0050.00317.40
8.1.70.0030.00317.53
8.1.60.0000.00817.50
8.1.50.0040.00417.60
8.1.40.0040.00417.57
8.1.30.0080.00017.55
8.1.20.0080.00017.64
8.1.10.0030.00517.61
8.1.00.0040.00417.47
8.0.300.0030.00519.73
8.0.290.0000.00816.75
8.0.280.0040.00418.53
8.0.270.0050.00217.26
8.0.260.0060.00017.27
8.0.250.0040.00417.16
8.0.240.0000.00817.12
8.0.230.0070.00017.11
8.0.220.0030.00317.03
8.0.210.0030.00616.93
8.0.200.0030.00317.00
8.0.190.0050.00217.16
8.0.180.0040.00417.14
8.0.170.0040.00417.04
8.0.160.0050.00317.05
8.0.150.0020.00516.91
8.0.140.0040.00416.89
8.0.130.0030.00313.52
8.0.120.0080.00017.02
8.0.110.0040.00417.03
8.0.100.0080.00017.05
8.0.90.0040.00417.12
8.0.80.0090.00617.11
8.0.70.0040.00416.88
8.0.60.0040.00417.03
8.0.50.0050.00317.09
8.0.30.0090.01317.11
8.0.20.0100.01317.40
8.0.10.0000.00817.07
8.0.00.0110.00916.76
7.4.330.0060.00016.79
7.4.320.0030.00316.65
7.4.300.0030.00316.58
7.4.290.0000.00716.39
7.4.280.0030.00516.64
7.4.270.0040.00416.51
7.4.260.0040.00416.54
7.4.250.0040.00416.61
7.4.240.0040.00416.58
7.4.230.0070.00016.45
7.4.220.0070.01416.54
7.4.210.0160.00316.56
7.4.200.0050.00216.75
7.4.160.0120.00916.56
7.4.150.0040.02117.40
7.4.140.0090.01317.86
7.4.130.0130.00816.50
7.4.120.0100.00716.54
7.4.110.0070.01016.69
7.4.100.0100.01316.61
7.4.90.0080.01216.52
7.4.80.0040.01819.39
7.4.70.0060.01616.69
7.4.60.0150.00616.69
7.4.50.0090.00616.68
7.4.40.0140.00316.51
7.4.30.0110.01116.61
7.4.10.0070.01315.11
7.4.00.0090.00915.14
7.3.330.0020.00213.27
7.3.320.0050.00013.17
7.3.310.0040.00416.18
7.3.300.0000.00716.34
7.3.290.0090.00716.33
7.3.280.0050.01216.36
7.3.270.0130.00717.40
7.3.260.0190.00616.71
7.3.250.0130.00716.47
7.3.240.0100.01016.51
7.3.230.0090.01216.40
7.3.210.0130.01016.54
7.3.200.0130.00316.40
7.3.190.0030.01416.49
7.3.180.0130.00416.44
7.3.170.0070.01116.49
7.3.160.0070.01016.54
7.3.130.0080.01214.56
7.3.120.0080.01114.94
7.3.110.0060.01314.90
7.3.100.0110.00414.84
7.3.90.0070.00514.93
7.3.80.0060.00614.93
7.3.70.0080.00814.64
7.3.60.0040.01014.54
7.3.50.0110.00514.77
7.3.40.0030.01114.76
7.3.30.0080.00314.95
7.3.20.0050.00916.73
7.3.10.0090.00416.46
7.3.00.0080.00516.50
7.2.330.0140.00316.66
7.2.320.0090.01616.68
7.2.310.0140.00516.30
7.2.300.0170.00416.61
7.2.290.0190.00016.63
7.2.260.0030.01715.13
7.2.250.0070.01415.08
7.2.240.0090.01015.15
7.2.230.0020.01314.81
7.2.220.0090.00515.01
7.2.210.0030.01214.90
7.2.200.0080.00814.93
7.2.190.0090.00214.94
7.2.180.0080.00714.90
7.2.170.0050.00714.98
7.2.160.0060.01215.14
7.2.150.0060.00816.58
7.2.140.0040.01116.89
7.2.130.0030.00916.61
7.2.120.0050.00816.87
7.2.110.0070.00916.79
7.2.100.0080.01016.61
7.2.90.0040.00716.64
7.2.80.0050.01016.72
7.2.70.0060.01016.72
7.2.60.0080.00816.65
7.2.50.0110.00516.77
7.2.40.0070.00916.83
7.2.30.0090.00416.70
7.2.20.0070.00816.63
7.2.10.0080.00816.53
7.2.00.0030.01017.55
7.1.330.0030.01115.67
7.1.320.0060.00815.84
7.1.310.0080.00415.63
7.1.300.0040.00715.57
7.1.290.0090.00415.73
7.1.280.0080.00315.78
7.1.270.0060.00715.64
7.1.260.0020.01215.80
7.1.250.0050.00915.60
7.1.240.0040.01115.84
7.1.230.0100.00315.55
7.1.220.0060.00915.70
7.1.210.0000.00915.63
7.1.200.0020.01015.87
7.1.190.0000.01115.66
7.1.180.0070.00715.88
7.1.170.0030.01015.62
7.1.160.0030.01015.93
7.1.150.0100.00315.93
7.1.140.0060.00915.82
7.1.130.0000.01415.59
7.1.120.0030.01015.65
7.1.110.0030.00615.86
7.1.100.0020.01216.97
7.1.90.0110.00415.60
7.1.80.0060.00315.83
7.1.70.0040.00616.43
7.1.60.0090.00817.55
7.1.50.0090.00716.43
7.1.40.0030.00615.73
7.1.30.0070.00715.47
7.1.20.0030.01015.77
7.1.10.0070.01015.56
7.1.00.0050.04319.05
7.0.330.0100.00315.38
7.0.320.0100.00715.34
7.0.310.0060.00615.56
7.0.300.0000.00815.35
7.0.290.0030.01015.48
7.0.280.0040.00715.46
7.0.270.0030.01015.43
7.0.260.0080.00815.52
7.0.250.0090.00315.64
7.0.240.0110.00415.43
7.0.230.0060.00315.63
7.0.220.0040.00415.55
7.0.210.0060.00615.59
7.0.200.0030.00816.17
7.0.190.0030.00615.48
7.0.180.0030.01015.50
7.0.170.0000.00815.55
7.0.160.0040.00715.59
7.0.150.0070.00315.63
7.0.140.0100.00315.52
7.0.130.0000.01015.18
7.0.120.0100.00715.53
7.0.110.0000.01415.51
7.0.100.0030.01315.45
7.0.90.0030.00715.56
7.0.80.0060.00615.32
7.0.70.0060.01015.47
7.0.60.0070.04218.49
7.0.50.0030.02616.61
7.0.40.0060.02616.95
7.0.30.0150.03216.94
7.0.20.0250.03616.86
7.0.10.0080.04316.82
7.0.00.0030.04916.65
5.6.400.0000.00914.36
5.6.390.0060.00614.38
5.6.380.0090.00614.48
5.6.370.0070.00314.29
5.6.360.0000.01314.12
5.6.350.0060.00914.29
5.6.340.0030.00914.09
5.6.330.0100.00314.18
5.6.320.0000.01014.41
5.6.310.0030.00914.46
5.6.300.0070.00714.50
5.6.290.0030.00914.43
5.6.280.0000.02217.79
5.6.270.0060.00614.41
5.6.260.0060.00914.44
5.6.250.0070.00714.09
5.6.240.0060.00714.18
5.6.230.0070.01014.18
5.6.220.0090.00914.26
5.6.210.0070.04817.51
5.6.200.0080.04116.19
5.6.190.0070.04217.13
5.6.180.0180.04017.34
5.6.170.0190.03317.45
5.6.160.0050.03316.18
5.6.150.0090.03816.21
5.6.140.0060.02516.10
5.6.130.0050.03916.22
5.6.120.0060.04317.75
5.6.110.0080.03217.58
5.6.100.0050.02517.72
5.6.90.0050.04517.72
5.6.80.0050.02517.30
5.6.70.0060.01014.03
5.6.60.0090.00614.46
5.6.50.0030.00714.25
5.6.40.0040.01114.33
5.6.30.0030.00914.06
5.6.20.0000.01114.07
5.6.10.0030.00714.21
5.6.00.0040.00814.33
5.5.380.0030.00914.43
5.5.370.0030.01514.29
5.5.360.0100.00714.32
5.5.350.0120.04117.29
5.5.340.0030.03215.97
5.5.330.0050.02517.13
5.5.320.0320.02717.34
5.5.310.0100.04717.15
5.5.300.0050.03216.11
5.5.290.0080.02316.01
5.5.280.0020.05217.38
5.5.270.0080.04817.52
5.5.260.0070.02317.40
5.5.250.0080.03517.38
5.5.240.0190.03217.28
5.5.230.0060.01314.15
5.5.220.0070.00714.42
5.5.210.0070.00714.20
5.5.200.0030.00913.82
5.5.190.0060.00914.24
5.5.180.0000.01314.00
5.5.170.0040.00414.03
5.5.160.0070.00714.02
5.5.150.0000.01514.43
5.5.140.0100.00314.22
5.5.130.0030.01014.04
5.5.120.0030.00613.96
5.5.110.0090.00613.75
5.5.100.0030.01014.14
5.5.90.0030.00614.16
5.5.80.0070.00714.34
5.5.70.0040.00414.03
5.5.60.0030.00914.20
5.5.50.0100.00014.16
5.5.40.0040.00814.06
5.5.30.0030.00914.07
5.5.20.0000.01414.21
5.5.10.0060.00614.18
5.5.00.0030.00814.34

preferences:
59.62 ms | 401 KiB | 5 Q