3v4l.org

run code in 300+ PHP versions simultaneously
<?php # --- ENCRYPTION --- # the key should be random binary, use scrypt, bcrypt or PBKDF2 to # convert a string into a key # key is specified using hexadecimal $key = pack('H*', "bcb04b7e103a0cd8b54763051cef08bc55abe029fdebae5e1d417e2ffb2a00a3"); # show key size use either 16, 24 or 32 byte keys for AES-128, 192 # and 256 respectively $key_size = strlen($key); echo "Key size: " . $key_size . "\n"; $plaintext = "This string was AES-256 / CBC / ZeroBytePadding encrypted."; # create a random IV to use with CBC encoding $iv_size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC); $iv = mcrypt_create_iv($iv_size, MCRYPT_RAND); # creates a cipher text compatible with AES (Rijndael block size = 128) # to keep the text confidential # only suitable for encoded input that never ends with value 00h # (because of default zero padding) $ciphertext = mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $key, $plaintext, MCRYPT_MODE_CBC, $iv); # prepend the IV for it to be available for decryption $ciphertext = $iv . $ciphertext; # encode the resulting cipher text so it can be represented by a string $ciphertext_base64 = base64_encode($ciphertext); echo $ciphertext_base64 . "\n"; # === WARNING === # Resulting cipher text has no integrity or authenticity added # and is not protected against padding oracle attacks. # --- DECRYPTION --- $ciphertext_dec = base64_decode($ciphertext_base64); # retrieves the IV, iv_size should be created using mcrypt_get_iv_size() $iv_dec = substr($ciphertext_dec, 0, $iv_size); # retrieves the cipher text (everything except the $iv_size in the front) $ciphertext_dec = substr($ciphertext_dec, $iv_size); # may remove 00h valued characters from end of plain text $plaintext_dec = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $key, $ciphertext_dec, MCRYPT_MODE_CBC, $iv_dec); echo $plaintext_dec . "\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)
8.3.40.0030.01418.84
8.3.30.0110.00719.05
8.3.20.0000.00820.22
8.3.10.0000.00920.61
8.3.00.0050.00319.38
8.2.170.0130.00722.96
8.2.160.0070.00720.24
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0040.00422.28
8.2.110.0060.00320.47
8.2.100.0110.00018.22
8.2.90.0000.00819.26
8.2.80.0040.00417.97
8.2.70.0040.00417.61
8.2.60.0070.00317.68
8.2.50.0040.00418.07
8.2.40.0030.00518.34
8.2.30.0110.00017.96
8.2.20.0040.00417.64
8.2.10.0080.00018.12
8.2.00.0030.00517.86
8.1.270.0060.00322.10
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00423.68
8.1.230.0050.00519.02
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0030.00617.22
8.1.190.0000.00817.13
8.1.180.0000.00818.10
8.1.170.0050.00518.64
8.1.160.0040.00422.04
8.1.150.0070.00018.91
8.1.140.0040.00417.38
8.1.130.0030.00317.84
8.1.120.0080.00017.38
8.1.110.0040.00417.50
8.1.100.0040.00417.47
8.1.90.0050.00217.48
8.1.80.0040.00417.44
8.1.70.0030.00317.44
8.1.60.0000.00817.59
8.1.50.0040.00417.56
8.1.40.0000.00817.46
8.1.30.0050.00317.68
8.1.20.0080.00017.73
8.1.10.0030.00517.56
8.1.00.0040.00417.56
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0070.00018.46
8.0.270.0070.00017.28
8.0.260.0030.00317.30
8.0.250.0040.00417.00
8.0.240.0040.00417.00
8.0.230.0070.00017.05
8.0.220.0030.00316.98
8.0.210.0070.00017.00
8.0.200.0030.00316.93
8.0.190.0040.00417.04
8.0.180.0070.00017.02
8.0.170.0040.00417.06
8.0.160.0000.00716.84
8.0.150.0040.00416.87
8.0.140.0040.00716.79
8.0.130.0030.00613.45
8.0.120.0040.00416.94
8.0.110.0050.00317.02
8.0.100.0050.00216.86
8.0.90.0040.00416.89
8.0.80.0030.01816.97
8.0.70.0050.00316.78
8.0.60.0040.00416.83
8.0.50.0000.00816.92
8.0.30.0080.01217.21
8.0.20.0070.01117.40
8.0.10.0040.00416.87
8.0.00.0060.01216.88
7.4.330.0000.00515.07
7.4.320.0000.00616.54
7.4.300.0000.00616.63
7.4.290.0030.00516.60
7.4.280.0060.00316.52
7.4.270.0040.00416.64
7.4.260.0000.00716.59
7.4.250.0040.00416.48
7.4.240.0060.00116.54
7.4.230.0000.00716.69
7.4.220.0100.01016.66
7.4.210.0030.01016.63
7.4.200.0020.00516.68
7.4.160.0080.00816.50
7.4.150.0060.01217.40
7.4.140.0120.00517.86
7.4.130.0100.00616.43
7.4.120.0120.00616.45
7.4.110.0120.00616.44
7.4.100.0100.00716.80
7.4.90.0100.00716.54
7.4.80.0090.01019.39
7.4.70.0140.00716.58
7.4.60.0080.00816.51
7.4.50.0000.00816.23
7.4.40.0090.01216.35
7.4.30.0100.00716.71
7.4.00.0000.01415.21
7.3.330.0000.00513.25
7.3.320.0020.00213.36
7.3.310.0080.00016.42
7.3.300.0030.00316.40
7.3.290.0040.01116.45
7.3.280.0130.00516.42
7.3.270.0070.01017.40
7.3.260.0130.01016.70
7.3.250.0060.01516.50
7.3.240.0130.00616.44
7.3.230.0170.00316.39
7.3.210.0150.00616.67
7.3.200.0150.00319.39
7.3.190.0130.01016.53
7.3.180.0040.01216.63
7.3.170.0130.00316.65
7.3.160.0100.00716.45
7.3.10.0050.00516.76
7.3.00.0040.01116.79
7.2.330.0110.00616.45
7.2.320.0080.00816.37
7.2.310.0070.01016.48
7.2.300.0080.00816.65
7.2.290.0090.00916.78
7.2.130.0090.00616.91
7.2.120.0000.01116.92
7.2.110.0130.00316.98
7.2.100.0030.00916.97
7.2.90.0000.01016.87
7.2.80.0060.00916.62
7.2.70.0070.00716.72
7.2.60.0040.00916.76
7.2.50.0090.00316.94
7.2.40.0140.00016.88
7.2.30.0100.00317.04
7.2.20.0060.00916.94
7.2.10.0000.00916.97
7.2.00.0060.00818.06
7.1.250.0060.00915.79
7.1.200.0060.00615.66
7.1.100.0060.00618.13
7.1.70.0040.00417.27
7.1.60.0070.01419.32
7.1.50.0270.01034.71
7.1.00.0030.07722.36
7.0.200.0080.00016.82
7.0.140.0100.06721.95
7.0.100.0300.06020.18
7.0.90.0300.04319.91
7.0.80.0230.05719.90
7.0.70.0370.07019.91
7.0.60.0070.06319.97
7.0.50.0270.08320.21
7.0.40.0100.09020.13
7.0.30.0030.05720.13
7.0.20.0130.05720.20
7.0.10.0030.08720.13
7.0.00.0000.08720.12
5.6.280.0030.07021.10
5.6.250.0100.04320.62
5.6.240.0130.08020.52
5.6.230.0200.07020.68
5.6.220.0170.07320.64
5.6.210.0030.08020.50
5.6.200.0200.08021.04
5.6.190.0230.05321.15
5.6.180.0130.08321.07
5.6.170.0130.07721.06
5.6.160.0100.08020.98
5.6.150.0270.03321.07
5.6.140.0100.08021.07
5.6.130.0100.08321.03
5.6.120.0030.07321.07
5.6.110.0130.07721.04
5.6.100.0030.05721.05
5.6.90.0070.08021.16
5.6.80.0130.07720.46
5.6.70.0170.06720.47
5.6.60.0100.06320.55
5.6.50.0170.07720.64
5.6.40.0130.03720.40
5.6.30.0070.07320.51
5.6.20.0030.05720.50
5.6.10.0100.06320.50
5.6.00.0030.08320.52
5.5.380.0170.07720.54
5.5.370.0030.08020.39
5.5.360.0100.08020.53
5.5.350.0130.07320.45
5.5.340.0030.08020.83
5.5.330.0030.08320.96
5.5.320.0100.08320.87
5.5.310.0100.07320.86
5.5.300.0100.07720.91
5.5.290.0170.07020.83
5.5.280.0070.07720.86
5.5.270.0130.07320.95
5.5.260.0070.09320.95
5.5.250.0100.08020.80
5.5.240.0030.08720.31
5.5.230.0130.07320.19
5.5.220.0030.07720.05
5.5.210.0100.07320.33
5.5.200.0100.05720.23
5.5.190.0170.07320.18
5.5.180.0200.06720.27
5.5.160.0030.05020.19
5.5.150.0100.06720.21
5.5.140.0070.05720.35
5.5.130.0070.06720.02
5.5.120.0100.06720.25
5.5.110.0170.06720.26
5.5.100.0170.07020.17
5.5.90.0100.07720.20
5.5.80.0130.07020.15
5.5.70.0070.04320.11
5.5.60.0130.07320.04
5.5.50.0200.06320.13
5.5.40.0100.07720.19
5.5.30.0000.08720.11
5.5.20.0130.07320.17
5.5.10.0130.06720.15
5.5.00.0070.04720.08
5.4.450.0100.04719.45
5.4.440.0000.06319.42
5.4.430.0100.09719.37
5.4.420.0230.04719.47
5.4.410.0070.07719.34
5.4.400.0100.06719.00
5.4.390.0130.06018.99
5.4.380.0030.08019.10
5.4.370.0100.07319.07
5.4.360.0070.08018.85
5.4.350.0000.08018.91
5.4.340.0100.07718.85
5.4.320.0100.04719.05
5.4.310.0200.05719.06
5.4.300.0100.07319.07
5.4.290.0000.08319.03
5.4.280.0070.08718.88
5.4.270.0130.06019.23
5.4.260.0130.07318.87
5.4.250.0070.05719.06
5.4.240.0000.05019.02
5.4.230.0100.04319.14
5.4.220.0130.06719.00
5.4.210.0170.04719.14
5.4.200.0130.07019.25
5.4.190.0070.08319.22
5.4.180.0030.06719.19
5.4.170.0030.07719.09
5.4.160.0130.06019.12
5.4.150.0000.09019.20
5.4.140.0070.07016.12
5.4.130.0070.07016.39
5.4.120.0070.04016.39
5.4.110.0100.06316.54
5.4.100.0070.06316.33
5.4.90.0030.06716.33
5.4.80.0200.06016.42
5.4.70.0100.07016.31
5.4.60.0070.06316.39
5.4.50.0070.06716.33
5.4.40.0070.06316.46
5.4.30.0130.06716.28
5.4.20.0170.05716.41
5.4.10.0070.07716.45
5.4.00.0100.06715.74
5.3.290.0130.06015.74
5.3.280.0130.06315.74
5.3.270.0000.08315.74
5.3.260.0100.05315.74
5.3.250.0130.04015.74
5.3.240.0030.07315.74
5.3.230.0100.06715.74
5.3.220.0130.07715.74
5.3.210.0030.05715.74
5.3.200.0100.07715.74
5.3.190.0100.04315.74
5.3.180.0030.06315.74
5.3.170.0070.08715.74
5.3.160.0070.07715.74
5.3.150.0070.07715.74
5.3.140.0070.07015.74
5.3.130.0130.07015.74
5.3.120.0100.04715.74
5.3.110.0070.07015.74
5.3.100.0100.05315.74
5.3.90.0130.06715.74
5.3.80.0100.07315.74
5.3.70.0070.05715.74
5.3.60.0100.07315.74
5.3.50.0000.08315.74
5.3.40.0130.05315.74
5.3.30.0030.03715.74
5.3.20.0070.06015.74
5.3.10.0070.03715.74
5.3.00.0130.06315.74
5.2.170.0100.03015.74
5.2.160.0030.05315.74
5.2.150.0030.03015.74
5.2.140.0070.06015.74
5.2.130.0000.07015.74
5.2.120.0030.06015.74
5.2.110.0070.03315.74
5.2.100.0070.03315.74
5.2.90.0100.02315.74
5.2.80.0030.06015.74
5.2.70.0070.05715.74
5.2.60.0070.05015.74
5.2.50.0030.05315.74
5.2.40.0030.06315.74
5.2.30.0100.02715.74
5.2.20.0000.06015.74
5.2.10.0100.04015.74
5.2.00.0030.07015.74
5.1.60.0030.05315.74
5.1.50.0070.05315.74
5.1.40.0070.04715.74
5.1.30.0070.05715.74
5.1.20.0000.06015.74
5.1.10.0130.04715.74
5.1.00.0030.04715.74
5.0.50.0030.05015.74
5.0.40.0000.02315.74
5.0.30.0000.08015.74
5.0.20.0030.03015.74
5.0.10.0070.03715.74
5.0.00.0000.04715.74
4.4.90.0030.03715.74
4.4.80.0100.02715.74
4.4.70.0000.02715.74
4.4.60.0000.03715.74
4.4.50.0000.04015.74
4.4.40.0000.03015.74
4.4.30.0000.03715.74
4.4.20.0000.03315.74
4.4.10.0070.03015.74
4.4.00.0000.04015.74
4.3.110.0030.03715.74
4.3.100.0030.03315.74
4.3.90.0000.02015.74
4.3.80.0070.05015.74
4.3.70.0000.02715.74
4.3.60.0030.03315.74
4.3.50.0030.01715.74
4.3.40.0030.05315.74
4.3.30.0030.03015.74
4.3.20.0030.03315.74
4.3.10.0000.03015.74
4.3.00.0000.03015.74

preferences:
39.03 ms | 400 KiB | 5 Q