3v4l.org

run code in 300+ PHP versions simultaneously
<?php $key = '1521dc4feb1f44efec8a8936a28c1eb8'; // $key = base64_decode($key); $message = 'I want to decode this'; // $iv = mcrypt_create_iv(16, MCRYPT_DEV_URANDOM); $iv = '00000000000000000000000000000000'; print $iv.'<p>'; $encrypted = mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $key, $message, MCRYPT_MODE_CBC, $iv); $decrypted = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $key, $encrypted, MCRYPT_MODE_CBC, $iv); print base64_encode($encrypted); ?>

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)
8.3.60.0090.00618.30
8.3.50.0150.00721.14
8.3.40.0150.00318.67
8.3.30.0080.00818.71
8.3.20.0040.00420.20
8.3.10.0050.00321.53
8.3.00.0060.00319.68
8.2.180.0090.00916.75
8.2.170.0090.00622.96
8.2.160.0070.00720.35
8.2.150.0040.00425.66
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0090.00417.75
8.2.110.0090.00020.43
8.2.100.0120.00017.37
8.2.90.0000.00719.27
8.2.80.0030.00517.97
8.2.70.0080.00017.63
8.2.60.0050.00318.04
8.2.50.0030.00618.07
8.2.40.0060.00321.00
8.2.30.0050.00318.04
8.2.20.0050.00317.80
8.2.10.0070.00018.05
8.2.00.0040.00418.06
8.1.280.0120.00625.92
8.1.270.0070.01320.33
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0040.00422.21
8.1.230.0130.00017.66
8.1.220.0070.00017.79
8.1.210.0030.00618.77
8.1.200.0100.00017.22
8.1.190.0080.00017.35
8.1.180.0000.00818.10
8.1.170.0040.00418.40
8.1.160.0040.00423.64
8.1.150.0000.00818.87
8.1.140.0030.00517.37
8.1.130.0030.00617.38
8.1.120.0040.00417.30
8.1.110.0040.00417.37
8.1.100.0030.00517.29
8.1.90.0040.00417.41
8.1.80.0040.00417.40
8.1.70.0000.00717.31
8.1.60.0040.00417.48
8.1.50.0050.00317.53
8.1.40.0080.00017.43
8.1.30.0060.00317.64
8.1.20.0070.00017.63
8.1.10.0000.00817.61
8.1.00.0000.00717.48
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0000.00718.35
8.0.270.0040.00417.27
8.0.260.0030.00316.90
8.0.250.0000.00716.95
8.0.240.0060.00017.01
8.0.230.0030.00316.89
8.0.220.0030.00316.97
8.0.210.0000.00716.88
8.0.200.0000.00716.87
8.0.190.0040.00416.98
8.0.180.0050.00216.91
8.0.170.0000.00716.79
8.0.160.0080.00016.85
8.0.150.0050.00316.94
8.0.140.0070.00016.78
8.0.130.0000.00513.45
8.0.120.0030.00616.93
8.0.110.0000.00817.00
8.0.100.0070.00016.79
8.0.90.0000.00716.86
8.0.80.0130.00616.95
8.0.70.0050.00216.73
8.0.60.0040.00416.85
8.0.50.0040.00417.05
8.0.30.0120.00617.15
8.0.20.0090.00917.40
8.0.10.0000.00717.12
8.0.00.0110.00716.71
7.4.330.0000.00515.08
7.4.320.0030.00316.54
7.4.300.0000.00616.49
7.4.290.0000.00716.66
7.4.280.0040.00416.51
7.4.270.0000.00716.61
7.4.260.0040.00416.58
7.4.250.0040.00416.38
7.4.240.0020.00616.53
7.4.230.0000.00716.69
7.4.220.0080.01316.61
7.4.210.0030.01016.67
7.4.200.0000.00716.62
7.4.160.0130.00916.55
7.4.150.0080.01117.40
7.4.140.0120.00717.86
7.4.130.0060.01316.71
7.4.120.0070.01016.55
7.4.110.0060.01216.66
7.4.100.0110.00716.40
7.4.90.0090.00916.34
7.4.80.0060.01619.39
7.4.70.0130.00816.49
7.4.60.0090.00616.63
7.4.50.0000.00816.59
7.4.40.0060.01016.54
7.4.30.0170.00016.44
7.4.00.0030.01414.80
7.3.330.0000.00513.18
7.3.320.0030.00313.18
7.3.310.0000.00716.41
7.3.300.0070.00016.30
7.3.290.0090.00616.34
7.3.280.0140.00516.32
7.3.270.0070.01017.40
7.3.260.0070.01016.34
7.3.250.0130.00816.51
7.3.240.0140.00716.43
7.3.230.0090.01316.39
7.3.210.0060.01016.34
7.3.200.0120.00919.39
7.3.190.0060.00916.39
7.3.180.0050.01116.29
7.3.170.0090.01216.59
7.3.160.0100.01016.48
7.3.10.0140.00016.55
7.3.00.0070.00416.73
7.2.330.0060.01216.36
7.2.320.0130.00916.57
7.2.310.0110.00616.53
7.2.300.0060.00916.64
7.2.290.0070.01016.56
7.2.130.0080.00816.95
7.2.120.0040.01116.70
7.2.110.0030.00616.90
7.2.100.0060.01016.88
7.2.90.0040.00816.81
7.2.80.0000.01416.96
7.2.70.0060.00916.94
7.2.60.0060.00816.86
7.2.50.0040.00716.88
7.2.40.0070.00716.96
7.2.30.0070.00416.91
7.2.20.0040.00716.98
7.2.10.0000.01416.87
7.2.00.0010.01118.03
7.1.250.0030.00915.54
7.1.200.0030.01015.41
7.1.100.0070.00318.05
7.1.70.0030.00317.13
7.1.60.0100.01320.03
7.1.50.0070.01416.92
7.1.00.0030.07722.54
7.0.200.0110.00316.62
7.0.60.0070.08019.84
7.0.50.0100.08017.98
7.0.40.0130.07720.12
7.0.30.0170.04720.21
7.0.20.0270.04720.18
7.0.10.0070.04720.04
7.0.00.0070.03720.18
5.6.280.0030.05721.02
5.6.210.0170.07020.51
5.6.200.0070.08318.12
5.6.190.0030.04320.41
5.6.180.3600.05020.41
5.6.170.0330.08320.44
5.6.160.0100.08320.60
5.6.150.0070.06718.22
5.6.140.0100.07718.07
5.6.130.0030.06718.21
5.6.120.0130.05021.04
5.6.110.0070.08021.14
5.6.100.0070.03721.07
5.6.90.0100.05321.10
5.6.80.0170.06720.52
5.6.70.4370.04020.49
5.5.350.0370.07020.46
5.5.340.0030.07317.91
5.5.330.0130.06320.58
5.5.320.0370.07020.32
5.5.310.0130.04720.27
5.5.300.0070.05017.98
5.5.290.0100.07717.96
5.5.280.0130.08020.71
5.5.270.0070.05320.97
5.5.260.0030.09720.70
5.5.250.0030.08320.64
5.5.240.0370.05020.32
5.4.450.0530.05719.53
5.4.440.0600.06019.55
5.4.430.0500.06719.52
5.4.420.0470.05719.47
5.4.410.0400.05719.01
5.4.400.0500.07019.34
5.4.390.0570.05718.81
5.4.380.0600.06719.20
5.4.370.0670.06319.34
5.4.360.0700.05019.34
5.4.350.0600.06019.20
5.4.340.0630.04719.09
5.4.320.0400.04018.81
5.4.310.0300.06018.95
5.4.300.0570.05719.02
5.4.290.0600.05319.20
5.4.280.0500.05319.12
5.4.270.0570.04718.98
5.4.260.0530.05019.13
5.4.250.0400.06319.31
5.4.240.0570.05719.38
5.4.230.0530.05719.19
5.4.220.0530.05018.94
5.4.210.0800.05319.09
5.4.200.0500.05016.68
5.4.190.0700.03719.33
5.4.180.0500.05319.29
5.4.170.0530.05319.09
5.4.160.0600.05018.96
5.4.150.0530.07019.10
5.4.140.0630.04016.55
5.4.130.0470.05716.29
5.4.120.0430.05016.29
5.4.110.0530.05316.43
5.4.100.0500.05716.69
5.4.90.0530.04716.32
5.4.80.0700.04716.53
5.4.70.0530.06316.48
5.4.60.0630.05016.40
5.4.50.0500.06316.25
5.4.40.0670.05716.39
5.4.30.0530.05316.41
5.4.20.0470.06016.21
5.4.10.0600.04016.36
5.4.00.0530.04715.70

preferences:
62.19 ms | 401 KiB | 5 Q