3v4l.org

run code in 300+ PHP versions simultaneously
<?php $X = encrypt("ffffff"); echo "ffffff"; echo $X; echo decrypt($X); /** * Returns an encrypted & utf8-encoded */ function encrypt($pure_string) { $encryption_key = 'random_string_here_as_private_key'; $iv_size = mcrypt_get_iv_size(MCRYPT_BLOWFISH, MCRYPT_MODE_ECB); $iv = mcrypt_create_iv($iv_size, MCRYPT_RAND); $encrypted_string = mcrypt_encrypt(MCRYPT_BLOWFISH, $encryption_key, utf8_encode($pure_string), MCRYPT_MODE_ECB, $iv); return $encrypted_string; } /** * Returns decrypted original string */ function decrypt($encrypted_string) { $encryption_key = 'random_string_here_as_private_key'; $iv_size = mcrypt_get_iv_size(MCRYPT_BLOWFISH, MCRYPT_MODE_ECB); $iv = mcrypt_create_iv($iv_size, MCRYPT_RAND); $decrypted_string = mcrypt_decrypt(MCRYPT_BLOWFISH, $encryption_key, $encrypted_string, MCRYPT_MODE_ECB, $iv); return $decrypted_string; }

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)
8.3.60.0100.00618.39
8.3.50.0070.00718.07
8.3.40.0130.00618.84
8.3.30.0120.00318.63
8.3.20.0080.00019.21
8.3.10.0050.00323.52
8.3.00.0040.00420.64
8.2.180.0110.00316.75
8.2.170.0110.00422.96
8.2.160.0100.00322.11
8.2.150.0030.00524.18
8.2.140.0090.00024.66
8.2.130.0000.00818.09
8.2.120.0040.00426.35
8.2.110.0030.00621.13
8.2.100.0160.00417.78
8.2.90.0000.00817.76
8.2.80.0040.00417.97
8.2.70.0080.00017.80
8.2.60.0080.00018.09
8.2.50.0080.00018.10
8.2.40.0040.00419.34
8.2.30.0000.00819.20
8.2.20.0040.00418.05
8.2.10.0040.00418.13
8.2.00.0040.00417.62
8.1.280.0120.00325.92
8.1.270.0040.00418.73
8.1.260.0040.00426.35
8.1.250.0060.00328.09
8.1.240.0080.00022.22
8.1.230.0040.00822.69
8.1.220.0060.00317.74
8.1.210.0000.00818.91
8.1.200.0060.00317.35
8.1.190.0000.00917.10
8.1.180.0030.00618.10
8.1.170.0060.00318.59
8.1.160.0080.00018.73
8.1.150.0000.00718.82
8.1.140.0030.00322.05
8.1.130.0060.00020.18
8.1.120.0030.00317.41
8.1.110.0030.00517.41
8.1.100.0030.00317.37
8.1.90.0000.00717.41
8.1.80.0000.00817.30
8.1.70.0070.00017.30
8.1.60.0060.00317.61
8.1.50.0000.00817.50
8.1.40.0030.00617.50
8.1.30.0030.00617.62
8.1.20.0040.00417.63
8.1.10.0030.00617.45
8.1.00.0030.00617.55
8.0.300.0080.00021.70
8.0.290.0000.00716.75
8.0.280.0020.00518.31
8.0.270.0030.00317.23
8.0.260.0030.00318.41
8.0.250.0030.00316.93
8.0.240.0000.00716.93
8.0.230.0070.00016.90
8.0.220.0040.00416.97
8.0.210.0000.00716.83
8.0.200.0070.00016.86
8.0.190.0000.00716.97
8.0.180.0070.00016.80
8.0.170.0040.00416.95
8.0.160.0040.00416.97
8.0.150.0050.00316.77
8.0.140.0030.00416.77
8.0.130.0030.00313.32
8.0.120.0080.00016.77
8.0.110.0040.00416.87
8.0.100.0040.00416.84
8.0.90.0000.00716.74
8.0.80.0080.01016.88
8.0.70.0040.00416.84
8.0.60.0040.00416.90
8.0.50.0000.00716.69
8.0.30.0100.00717.38
8.0.20.0070.01817.40
8.0.10.0040.00417.06
8.0.00.0130.00516.65
7.4.330.0050.00015.55
7.4.320.0000.00616.42
7.4.300.0000.00816.37
7.4.290.0000.00816.49
7.4.280.0050.00216.64
7.4.270.0070.00016.63
7.4.260.0000.00716.49
7.4.250.0030.00316.62
7.4.240.0030.00316.50
7.4.230.0030.00316.42
7.4.220.0050.00316.51
7.4.210.0070.00716.59
7.4.200.0040.00416.51
7.4.160.0100.00816.55
7.4.140.0100.00917.86
7.4.130.0120.00616.68
7.4.120.0130.00616.55
7.4.110.0130.01216.42
7.4.100.0130.00316.59
7.4.90.0140.00316.64
7.4.80.0100.01319.39
7.4.70.0150.00416.70
7.4.60.0090.01816.61
7.4.50.0120.00216.58
7.4.40.0110.00716.54
7.4.10.0100.00715.00
7.4.00.0090.00614.99
7.3.330.0000.00613.30
7.3.320.0030.00313.33
7.3.310.0030.00516.34
7.3.300.0030.00316.15
7.3.290.0030.00316.17
7.3.280.0060.00916.34
7.3.260.0100.00716.50
7.3.240.0120.00716.42
7.3.230.0110.00616.26
7.3.210.0060.01216.50
7.3.200.0110.00516.44
7.3.190.0050.01116.31
7.3.180.0120.00916.46
7.3.170.0120.01016.25
7.3.160.0060.00916.42
7.3.130.0000.01814.73
7.3.120.0030.01314.97
7.3.110.0110.00514.99
7.3.100.0050.01014.88
7.3.90.0060.00814.74
7.3.80.0050.00514.88
7.3.70.0090.00514.60
7.3.60.0040.00814.85
7.3.50.0010.00814.72
7.3.40.0050.00914.67
7.3.30.0030.01214.74
7.3.20.0070.00616.76
7.3.10.0060.00916.54
7.3.00.0070.00816.60
7.2.330.0110.00616.30
7.2.320.0200.00316.59
7.2.310.0100.00716.32
7.2.300.0160.00016.58
7.2.290.0070.00916.60
7.2.260.0000.01715.10
7.2.250.0100.00815.01
7.2.240.0100.00414.94
7.2.230.0090.00615.04
7.2.220.0030.00614.89
7.2.210.0060.01114.93
7.2.200.0030.01214.90
7.2.190.0030.00914.74
7.2.180.0060.00614.89
7.2.170.0070.00814.92
7.2.160.0090.00414.86
7.2.150.0080.00716.83
7.2.140.0030.01016.62
7.2.130.0040.01116.65
7.2.120.0090.00716.76
7.2.110.0100.00916.27
7.2.100.0080.00716.09
7.2.90.0130.00616.17
7.2.80.0120.00516.34
7.2.70.0090.01016.38
7.2.60.0090.00916.32
7.2.50.0120.00716.34
7.2.40.0060.01116.33
7.2.30.0110.00716.36
7.2.20.0090.00816.21
7.2.10.0130.00816.28
7.2.00.0120.00316.29
7.1.330.0050.01215.46
7.1.320.0050.00815.54
7.1.310.0050.00815.70
7.1.300.0050.00415.50
7.1.290.0050.01015.46
7.1.280.0070.00515.57
7.1.270.0080.00615.65
7.1.260.0050.00715.52
7.1.250.0060.00615.52
7.1.240.0050.00815.67
7.1.230.0090.01114.85
7.1.220.0120.00414.91
7.1.210.0120.00714.91
7.1.200.0080.00815.08
7.1.190.0100.00714.87
7.1.180.0110.01015.03
7.1.170.0140.00414.93
7.1.160.0100.00815.04
7.1.150.0120.00615.10
7.1.140.0340.00614.99
7.1.130.0080.01015.01
7.1.120.0080.00715.04
7.1.110.0100.00615.11
7.1.100.0130.00314.96
7.1.90.0090.00815.07
7.1.80.0110.00715.01
7.1.70.0090.00814.99
7.1.60.0130.00920.99
7.1.50.0150.00521.05
7.1.40.0140.00821.01
7.1.30.0150.00821.05
7.1.20.0200.00520.80
7.1.10.0060.01315.00
7.1.00.0100.00814.91
7.0.330.0060.00715.29
7.0.320.0040.00815.18
7.0.310.0080.00515.32
7.0.300.0060.00915.26
7.0.290.0030.01015.46
7.0.280.0070.00915.25
7.0.270.0040.01015.25
7.0.260.0080.00415.17
7.0.250.0100.00315.34
7.0.240.0050.00715.33
7.0.230.0000.01515.45
7.0.220.0100.00715.35
7.0.210.0080.00515.33
7.0.200.0030.00715.33
7.0.190.0020.01015.18
7.0.180.0070.00515.37
7.0.170.0090.00715.18
7.0.160.0030.00715.25
7.0.150.0050.00915.28
7.0.140.0070.00615.28
7.0.130.0050.00615.44
7.0.120.0040.01015.35
7.0.110.0080.00615.39
7.0.100.0080.00515.35
7.0.90.0060.00915.37
7.0.80.0060.00815.21
7.0.70.0020.01115.25
7.0.60.0080.00715.26
7.0.50.0050.00815.42
7.0.40.0060.00713.66
7.0.30.0030.01113.59
7.0.20.0080.00513.63
7.0.10.0030.00813.52
7.0.00.0040.00613.61
5.6.400.0030.00914.24
5.6.390.0070.00713.91
5.6.380.0070.01013.88
5.6.370.0030.01114.09
5.6.360.0030.00814.35
5.6.350.0030.01014.22
5.6.340.0040.01114.20
5.6.330.0080.00514.44
5.6.320.0040.00714.33
5.6.310.0070.01014.32
5.6.300.0020.01114.19
5.6.290.0080.00314.09
5.6.280.0090.00714.29
5.6.270.0080.00814.12
5.6.260.0020.00914.30
5.6.250.0020.01314.39
5.6.240.0090.00514.30
5.6.230.0080.00614.28
5.6.220.0000.01014.26
5.6.210.0080.00414.21
5.6.200.0050.01014.13
5.6.190.0070.00514.08
5.6.180.0080.00414.26
5.6.170.0050.00513.90
5.6.160.0050.00514.26
5.6.150.0050.00914.14
5.6.140.0060.00714.20
5.6.130.0050.01014.23
5.6.120.0080.00714.27
5.6.110.0030.00914.12
5.6.100.0070.00914.42
5.6.90.0050.00914.34
5.6.80.0050.00713.89
5.6.70.0060.00614.21
5.6.60.0060.00714.13
5.6.50.0080.00714.11
5.6.40.0020.01214.15
5.6.30.0020.01113.97
5.6.20.0040.00914.24
5.6.10.0090.00514.15
5.6.00.0030.00914.08

preferences:
62.44 ms | 401 KiB | 5 Q