3v4l.org

run code in 300+ PHP versions simultaneously
<?php $key = 'FSHcT+sfRO/siok2ooweuA=='; $key = base64_decode($key); $message = 'I want to decode this'; $iv = mcrypt_create_iv(16, MCRYPT_DEV_URANDOM); $iv = '0000000000000000'; 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)
8.3.60.0100.01018.34
8.3.50.0110.00721.16
8.3.40.0110.00418.68
8.3.30.0100.00618.80
8.3.20.0040.00420.18
8.3.10.0040.00421.74
8.3.00.0080.00019.56
8.2.180.0110.01118.29
8.2.170.0180.00022.96
8.2.160.0130.00320.35
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0100.00317.63
8.2.110.0070.00319.05
8.2.100.0110.00017.75
8.2.90.0000.00819.05
8.2.80.0030.00517.97
8.2.70.0050.00517.63
8.2.60.0000.00917.93
8.2.50.0080.00018.07
8.2.40.0000.00821.09
8.2.30.0040.00418.02
8.2.20.0040.00417.70
8.2.10.0000.00718.07
8.2.00.0000.01117.96
8.1.280.0220.00025.92
8.1.270.0080.00820.23
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0000.00923.88
8.1.230.0040.00817.42
8.1.220.0000.00817.74
8.1.210.0090.00018.77
8.1.200.0040.00417.23
8.1.190.0030.00617.23
8.1.180.0020.00518.10
8.1.170.0080.00018.58
8.1.160.0000.00923.69
8.1.150.0040.00418.82
8.1.140.0040.00417.32
8.1.130.0040.00417.64
8.1.120.0030.00317.32
8.1.110.0000.00817.36
8.1.100.0040.00417.42
8.1.90.0000.00817.40
8.1.80.0040.00417.25
8.1.70.0000.00717.36
8.1.60.0090.00017.44
8.1.50.0040.00417.54
8.1.40.0030.00517.53
8.1.30.0030.00617.63
8.1.20.0080.00017.58
8.1.10.0050.00217.62
8.1.00.0040.00417.41
8.0.300.0000.00718.77
8.0.290.0000.00716.75
8.0.280.0000.00718.32
8.0.270.0030.00317.28
8.0.260.0060.00017.27
8.0.250.0070.00016.85
8.0.240.0030.00316.89
8.0.230.0050.00216.86
8.0.220.0070.00016.97
8.0.210.0040.00416.93
8.0.200.0030.00317.01
8.0.190.0040.00416.86
8.0.180.0080.00016.93
8.0.170.0080.00016.85
8.0.160.0080.00016.80
8.0.150.0070.00016.83
8.0.140.0030.00316.72
8.0.130.0050.00213.37
8.0.120.0040.00416.92
8.0.110.0000.00816.75
8.0.100.0000.00816.82
8.0.90.0040.00416.86
8.0.80.0070.01016.93
8.0.70.0000.00716.76
8.0.60.0040.00416.80
8.0.50.0040.00416.82
8.0.30.0140.00617.06
8.0.20.0100.01017.40
8.0.10.0000.00816.82
8.0.00.0050.01116.71
7.4.330.0000.00515.08
7.4.320.0060.00016.59
7.4.300.0060.00016.53
7.4.290.0040.00416.61
7.4.280.0040.00416.46
7.4.270.0070.00016.64
7.4.260.0060.00316.55
7.4.250.0030.00616.50
7.4.240.0050.00216.45
7.4.230.0000.00716.64
7.4.220.0110.00716.46
7.4.210.0070.00716.69
7.4.200.0000.00816.46
7.4.160.0000.01616.51
7.4.150.0130.01017.40
7.4.140.0120.01217.86
7.4.130.0090.00916.45
7.4.120.0120.00516.57
7.4.110.0120.00616.50
7.4.100.0100.01016.62
7.4.90.0140.00316.49
7.4.80.0140.00319.39
7.4.70.0130.01016.47
7.4.60.0120.00416.60
7.4.50.0000.00816.34
7.4.40.0090.00916.65
7.4.30.0040.01216.64
7.4.00.0030.01214.66
7.3.330.0030.00313.12
7.3.320.0050.00013.16
7.3.310.0070.00016.33
7.3.300.0000.00716.18
7.3.290.0070.00916.27
7.3.280.0080.01016.29
7.3.270.0110.00617.40
7.3.260.0080.01216.25
7.3.250.0100.00816.25
7.3.240.0070.01016.38
7.3.230.0150.00716.46
7.3.210.0080.00816.48
7.3.200.0060.01019.39
7.3.190.0000.01716.33
7.3.180.0080.00816.45
7.3.170.0070.01316.62
7.3.160.0120.01016.55
7.2.330.0150.00916.65
7.2.320.0080.00816.49
7.2.310.0000.02216.34
7.2.300.0130.00616.32
7.2.290.0100.00716.64
7.2.80.0030.01316.47
7.2.60.0100.00616.90
7.2.00.0070.00719.26
7.1.200.0190.00014.85
7.1.100.0060.00618.24
7.1.70.0070.00717.09
7.1.60.0120.00920.03
7.1.50.0130.01017.03
7.1.00.0000.08022.28
7.0.200.0100.01016.93
7.0.60.0100.06319.85
7.0.50.0070.08017.94
7.0.40.0070.08720.09
7.0.30.0230.08020.19
7.0.20.0200.08320.06
7.0.10.0300.03720.21
7.0.00.0030.04720.09
5.6.280.0070.03021.12
5.6.210.0070.03720.67
5.6.200.0100.08318.22
5.6.190.0070.05720.48
5.6.180.0030.08320.68
5.6.170.0130.05020.62
5.6.160.0070.07320.40
5.6.150.0100.07718.21
5.6.140.0130.04018.08
5.6.130.0070.05018.16
5.6.120.0030.06721.02
5.6.110.0070.08021.13
5.6.100.0130.05321.02
5.6.90.0130.07321.05
5.6.80.0070.03320.30
5.6.70.0330.06720.50
5.5.350.0030.04720.32
5.5.340.0030.05317.88
5.5.330.0000.08020.57
5.5.320.0230.04320.35
5.5.310.0230.03720.21
5.5.300.0170.07017.96
5.5.290.0030.08317.91
5.5.280.0100.07020.91
5.5.270.0070.08320.90
5.5.260.0100.03720.91
5.5.250.0070.03720.48
5.5.240.0130.07020.05
5.4.450.0630.05019.52
5.4.440.0570.06719.43
5.4.430.0570.05019.63
5.4.420.0670.07719.30
5.4.410.0730.04319.42
5.4.400.0570.05718.82
5.4.390.0670.05319.22
5.4.380.0730.06319.15
5.4.370.0700.04319.32
5.4.360.0700.04719.20
5.4.350.0700.04718.95
5.4.340.0670.05018.95
5.4.320.0800.06019.33
5.4.310.0670.04719.33
5.4.300.0570.05019.34
5.4.290.0670.06318.83
5.4.280.0670.05319.30
5.4.270.0430.06019.08
5.4.260.0570.06019.14
5.4.250.0700.04719.16
5.4.240.0670.05018.96
5.4.230.0970.05719.29
5.4.220.0600.05718.80
5.4.210.0630.05718.97
5.4.200.0670.04717.04
5.4.190.0770.05019.32
5.4.180.0770.06718.82
5.4.170.0630.05019.11
5.4.160.0670.05019.14
5.4.150.0600.05718.96
5.4.140.0670.04716.29
5.4.130.0770.05716.35
5.4.120.0630.05716.28
5.4.110.0700.05016.50
5.4.100.0700.04316.38
5.4.90.0600.05316.39
5.4.80.0670.04716.41
5.4.70.0630.05016.52
5.4.60.0670.04316.43
5.4.50.0530.05716.52
5.4.40.0770.05716.30
5.4.30.0500.05016.25
5.4.20.0500.05016.34
5.4.10.0500.04716.36
5.4.00.0870.05016.14

preferences:
42.66 ms | 401 KiB | 5 Q