3v4l.org

run code in 300+ PHP versions simultaneously
<?php /** * http://stackoverflow.com/questions/9262109/php-simplest-two-way-encryption/30189841#30189841 * * This is not safe to use */ class UnsafeCrypto { const METHOD = 'aes-256-ctr'; /** * Encrypts (but does not authenticate) a message * * @param string $message - plaintext message * @param string $key - encryption key (raw binary expected) * @param boolean $encode - set to TRUE to return a base64-encoded * @return string (raw binary) */ public static function encrypt($message, $key, $encode = false) { $nonceSize = openssl_cipher_iv_length(self::METHOD); $nonce = openssl_random_pseudo_bytes($nonceSize); $ciphertext = openssl_encrypt( $message, self::METHOD, $key, OPENSSL_RAW_DATA, $nonce ); // Now let's pack the IV and the ciphertext together // Naively, we can just concatenate if ($encode) { return base64_encode($nonce.$ciphertext); } return $nonce.$ciphertext; } /** * Decrypts (but does not verify) a message * * @param string $message - ciphertext message * @param string $key - encryption key (raw binary expected) * @param boolean $encoded - are we expecting an encoded string? * @return string */ public static function decrypt($message, $key, $encoded = false) { if ($encoded) { $message = base64_decode($message, true); if ($message === false) { throw new Exception('Encryption failure'); } } $nonceSize = openssl_cipher_iv_length(self::METHOD); $nonce = mb_substr($message, 0, $nonceSize, '8bit'); $ciphertext = mb_substr($message, $nonceSize, null, '8bit'); $plaintext = openssl_decrypt( $ciphertext, self::METHOD, $key, OPENSSL_RAW_DATA, $nonce ); return $plaintext; } } $message = 'Ready your ammunition; we attack at dawn.'; $key = hex2bin('000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f'); $encrypted = UnsafeCrypto::encrypt($message, $key, true); $decrypted = UnsafeCrypto::decrypt($encrypted, $key, true); var_dump($encrypted, $decrypted);

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)
8.3.60.0190.00823.47
8.3.50.0120.00721.02
8.3.40.0070.00718.82
8.3.30.0110.00720.79
8.3.20.0060.00722.06
8.3.10.0140.00323.05
8.3.00.0050.01121.13
8.2.180.0030.01218.66
8.2.170.0110.01122.96
8.2.160.0120.00621.64
8.2.150.0100.00323.57
8.2.140.0090.00623.17
8.2.130.0060.00923.59
8.2.120.0090.00721.59
8.2.110.0080.00821.97
8.2.100.0090.00720.98
8.2.90.0100.00820.36
8.2.80.0120.00720.51
8.2.70.0090.00819.54
8.2.60.0090.00619.84
8.2.50.0100.00520.02
8.2.40.0070.00719.77
8.2.30.0090.00619.64
8.2.20.0070.00819.62
8.2.10.0110.00519.33
8.2.00.0100.00519.36
8.1.280.0150.00625.92
8.1.270.0060.00523.68
8.1.260.0100.00524.68
8.1.250.0080.00424.70
8.1.240.0080.00420.96
8.1.230.0070.00520.72
8.1.220.0050.00620.26
8.1.210.0080.00521.05
8.1.200.0090.00820.14
8.1.190.0090.00419.47
8.1.180.0080.00620.22
8.1.170.0090.00619.88
8.1.160.0110.00419.96
8.1.150.0080.00619.88
8.1.140.0070.00619.20
8.1.130.0100.00519.06
8.1.120.0100.00519.07
8.1.110.0090.00518.92
8.1.100.0080.00518.72
8.1.90.0080.00618.58
8.1.80.0110.00518.62
8.1.70.0100.00618.66
8.1.60.0090.00718.60
8.1.50.0100.00718.71
8.1.40.0120.00618.55
8.1.30.0110.00618.69
8.1.20.0130.00518.70
8.1.10.0110.00518.39
8.1.00.0110.00518.42
8.0.300.0070.00620.25
8.0.290.0100.00519.75
8.0.280.0120.00419.18
8.0.270.0120.00318.99
8.0.260.0070.00618.70
8.0.250.0100.00318.64
8.0.240.0100.00618.50
8.0.230.0090.00518.15
8.0.220.0110.00318.26
8.0.210.0110.00518.04
8.0.200.0100.00518.19
8.0.190.0090.00518.34
8.0.180.0100.00418.26
8.0.170.0100.00418.13
8.0.160.0090.00618.15
8.0.150.0110.00517.97
8.0.140.0090.00617.81
8.0.130.0090.00617.69
8.0.120.0080.00517.29
8.0.110.0090.00517.68
8.0.100.0090.00417.51
8.0.90.0100.00517.54
8.0.80.0110.00417.51
8.0.70.0090.00617.46
8.0.60.0110.00517.54
8.0.50.0120.00617.52
8.0.30.0100.00617.45
8.0.20.0110.00617.49
8.0.10.0120.00617.54
8.0.00.0090.00717.59
7.4.330.0090.00423.69
7.4.320.0120.00618.20
7.4.300.0110.00518.03
7.4.290.0120.00618.00
7.4.280.0130.00517.71
7.4.270.0120.00417.50
7.4.260.0140.00417.52
7.4.250.0110.00516.99
7.4.240.0100.00617.27
7.4.230.0120.00417.20
7.4.220.0110.00517.37
7.4.210.0120.00617.29
7.4.200.0140.00417.32
7.4.190.0100.00517.30
7.4.180.0120.00517.32
7.4.160.0100.00517.27
7.4.150.0110.00517.22
7.4.140.0110.00717.18
7.4.130.0120.00616.95
7.4.120.0110.00616.98
7.4.110.0130.00716.95
7.4.100.0120.00716.97
7.4.90.0130.00716.88
7.4.80.0130.00716.96
7.4.70.0130.00716.85
7.4.60.0130.00716.86
7.4.50.0140.00716.80
7.4.40.0140.00716.78
7.4.30.0130.00816.82
7.4.20.0130.00716.83
7.4.10.0120.00816.78
7.4.00.0110.00716.70
7.3.330.0120.00421.67
7.3.320.0130.00617.02
7.3.310.0140.00517.17
7.3.300.0130.00517.19
7.3.290.0140.00417.17
7.3.280.0110.00716.90
7.3.270.0130.00617.02
7.3.260.0130.00716.98
7.3.250.0130.00616.92
7.3.240.0130.00616.92
7.3.230.0140.00616.84
7.3.220.0150.00616.80
7.3.210.0150.00616.78
7.3.200.0150.00616.79
7.3.190.0150.00716.75
7.3.180.0130.00816.71
7.3.170.0150.00716.75
7.3.160.0140.00716.70
7.3.150.0140.00716.72
7.3.140.0120.00816.73
7.3.130.0130.00716.66
7.3.120.0140.00716.57
7.3.110.0120.00716.49
7.3.100.0130.00716.48
7.3.90.0130.00716.60
7.3.80.0130.00716.39
7.3.70.0120.00816.27
7.3.60.0120.00716.29
7.3.50.0120.00716.24
7.3.40.0110.00816.22
7.3.30.0120.00716.17
7.3.20.0240.00716.56
7.3.10.0320.00716.48
7.3.00.0200.00716.52
7.2.340.0140.00616.87
7.2.330.0150.00716.83
7.2.320.0160.00716.84
7.2.310.0140.00816.78
7.2.300.0150.00716.76
7.2.290.0140.00816.76
7.2.280.0160.00616.78
7.2.270.0150.00716.77
7.2.260.0130.00816.73
7.2.250.0130.00816.67
7.2.240.0150.00716.59
7.2.230.0140.00816.59
7.2.220.0140.00916.57
7.2.210.0140.00816.48
7.2.200.0140.00916.43
7.2.190.0120.00916.39
7.2.180.0140.00816.36
7.2.170.0130.00716.35
7.2.160.0120.00816.28
7.2.150.0270.00716.76
7.2.140.0290.00816.74
7.2.130.0220.00816.77
7.2.120.0320.00716.75
7.2.110.0340.00716.75
7.2.100.0270.00816.75
7.2.90.0230.00816.74
7.2.80.0240.00816.73
7.2.70.0250.00816.73
7.2.60.0240.00816.72
7.2.50.0230.00716.70
7.2.40.0230.00816.72
7.2.30.0210.00816.75
7.2.20.0220.00716.74
7.2.10.0200.00816.73
7.2.00.0220.00716.74
7.1.330.0180.00816.29
7.1.320.0170.00816.22
7.1.310.0180.00616.08
7.1.300.0190.00815.98
7.1.290.0170.00715.98
7.1.280.0200.00715.95
7.1.270.0200.00715.89
7.1.260.0180.00715.89
7.1.250.0230.00715.72
7.1.240.0370.00715.75
7.1.230.0320.00815.82
7.1.220.0330.00715.76
7.1.210.0290.00815.74
7.1.200.0290.00815.75
7.1.190.0240.00715.80
7.1.180.0250.00715.72
7.1.170.0260.00715.75
7.1.160.0260.00715.72
7.1.150.0260.00815.74
7.1.140.0240.00815.70
7.1.130.0230.00715.71
7.1.120.0220.00715.70
7.1.110.0250.00715.74
7.1.100.0270.00815.74
7.1.90.0220.00815.73
7.1.80.0210.00815.76
7.1.70.0220.00715.71
7.1.60.0210.00715.98
7.1.50.0240.00715.99
7.1.40.0230.00715.96
7.1.30.0210.00815.99
7.1.20.0210.00715.97
7.1.10.0220.00715.73
7.1.00.0200.00815.70
7.0.330.0380.00715.56
7.0.320.0260.00815.48
7.0.310.0270.00715.42
7.0.300.0250.00715.41
7.0.290.0250.00715.42
7.0.280.0250.00715.48
7.0.270.0240.00715.43
7.0.260.0220.00715.40
7.0.250.0240.00715.50
7.0.240.0220.00715.49
7.0.230.0250.00715.50
7.0.220.0230.00715.49
7.0.210.0220.00815.50
7.0.200.0260.00715.46
7.0.190.0220.00815.46
7.0.180.0210.00815.46
7.0.170.0210.00715.51
7.0.160.0230.00715.48
7.0.150.0250.00715.42
7.0.140.0240.00715.43
7.0.130.0210.00815.46
7.0.120.0220.00815.47
7.0.110.0210.00715.44
7.0.100.0210.00715.43
7.0.90.0210.00715.41
7.0.80.0210.00715.39
7.0.70.0210.00715.40
7.0.60.0210.00715.43
7.0.50.0190.00815.41
7.0.40.0210.00715.42
7.0.30.0190.00715.41
7.0.20.0220.00715.34
7.0.10.0220.00715.42
7.0.00.0190.00815.41
5.6.400.0150.00815.69
5.6.390.0150.00915.70
5.6.380.0150.00915.58
5.6.370.0150.00915.54
5.6.360.0140.00915.55
5.6.350.0140.00815.54
5.6.340.0140.00815.56
5.6.330.0140.00815.56
5.6.320.0140.00915.54
5.6.310.0150.00815.56
5.6.300.0150.00915.51
5.6.290.0140.00815.56
5.6.280.0150.00815.55
5.6.270.0140.00815.55
5.6.260.0140.00915.55
5.6.250.0150.00815.51
5.6.240.0140.00915.57
5.6.230.0140.00915.55
5.6.220.0140.00915.50
5.6.210.0150.00815.54
5.6.200.0140.00815.54
5.6.190.0140.00915.55
5.6.180.0140.00815.53
5.6.170.0140.00915.59
5.6.160.0140.00915.59
5.6.150.0140.00815.56
5.6.140.0150.00715.56
5.6.130.0150.00815.55
5.6.120.0140.00815.56
5.6.110.0140.00815.50
5.6.100.0130.00915.52
5.6.90.0140.00815.52
5.6.80.0140.00815.48
5.6.70.0130.00815.48
5.6.60.0130.00815.50
5.6.50.0130.00815.44
5.6.40.0130.00815.48
5.6.30.0140.00815.46
5.6.20.0140.00815.44
5.6.10.0130.00915.43
5.6.00.0140.00715.45
5.5.380.0140.00915.24
5.5.370.0140.00815.24
5.5.360.0140.00815.19
5.5.350.0140.00815.18
5.5.340.0140.00815.19
5.5.330.0140.00815.19
5.5.320.0150.00815.19
5.5.310.0150.00815.21
5.5.300.0140.00815.17
5.5.290.0150.00815.18
5.5.280.0150.00815.13
5.5.270.0140.00815.13
5.5.260.0150.00815.14
5.5.250.0150.00715.11
5.5.240.0150.00815.12
5.5.230.0140.00815.11
5.5.220.0130.00815.12
5.5.210.0140.00815.13
5.5.200.0140.00815.08
5.5.190.0140.00815.09
5.5.180.0150.00815.10
5.5.170.0130.00815.15
5.5.160.0140.00815.08
5.5.150.0130.00915.11
5.5.140.0140.00815.05
5.5.130.0140.00815.04
5.5.120.0130.00815.08
5.5.110.0140.00815.11
5.5.100.0140.00815.10
5.5.90.0140.00815.09
5.5.80.0130.00815.11
5.5.70.0140.00815.14
5.5.60.0130.00815.10
5.5.50.0140.00815.12
5.5.40.0140.00815.12
5.5.30.0140.00715.09
5.5.20.0130.00815.11
5.5.10.0140.00715.09
5.5.00.0130.00815.09
5.4.450.0120.00512.88
5.4.440.0110.00612.87
5.4.430.0120.00512.86
5.4.420.0120.00612.87
5.4.410.0110.00612.88
5.4.400.0120.00612.83
5.4.390.0110.00612.82
5.4.380.0110.00612.83
5.4.370.0120.00512.80
5.4.360.0120.00512.84
5.4.350.0110.00612.83
5.4.340.0110.00612.82
5.4.330.0110.00612.82
5.4.320.0110.00512.85
5.4.310.0110.00612.84
5.4.300.0120.00512.85
5.4.290.0110.00612.83
5.4.280.0110.00612.83
5.4.270.0110.00612.84
5.4.260.0110.00612.81
5.4.250.0120.00612.79
5.4.240.0110.00612.80
5.4.230.0110.00612.78
5.4.220.0110.00612.77
5.4.210.0120.00512.76
5.4.200.0110.00612.77
5.4.190.0110.00612.75
5.4.180.0120.00612.76
5.4.170.0110.00612.76
5.4.160.0120.00612.81
5.4.150.0110.00612.81
5.4.140.0110.00612.86
5.4.130.0110.00612.81
5.4.120.0110.00612.82
5.4.110.0110.00612.85
5.4.100.0110.00612.84
5.4.90.0100.00612.84
5.4.80.0100.00612.84
5.4.70.0110.00612.85
5.4.60.0110.00512.84
5.4.50.0110.00512.83
5.4.40.0100.00612.84
5.4.30.0110.00512.85
5.4.20.0100.00612.85
5.4.10.0100.00612.85
5.4.00.0100.00612.80

preferences:
49.46 ms | 401 KiB | 5 Q