3v4l.org

run code in 300+ PHP versions simultaneously
<?php function encrypt($string, $salt = NULL){ $mcrypt_iv_size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_ECB); $mcrypt_iv = mcrypt_create_iv($mcrypt_iv_size, MCRYPT_RAND); $mcrypted = mcrypt_encrypt(MCRYPT_RIJNDAEL_128, hash('md5', $salt, true), $string, MCRYPT_MODE_ECB, $mcrypt_iv); $encoded = base64_encode($mcrypted); return $encoded; } function decrypt($hash, $salt = NULL){ $mcrypt_iv_size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_ECB); $mcrypt_iv = mcrypt_create_iv($mcrypt_iv_size, MCRYPT_RAND); $basedecoded = base64_decode($hash); $mcrypted = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, hash('md5', $salt, true), $basedecoded, MCRYPT_MODE_ECB, $mcrypt_iv); return $mcrypted; } $en = encrypt('Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse ullamcorper turpis ut purus ultricies rhoncus. Suspendisse potenti. Donec nec tempor erat. Duis cursus tempus metus, ac elementum risus interdum nec. Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Integer non dui vel ligula vestibulum tristique. Suspendisse vel purus erat. Cras sollicitudin arcu et leo mollis, ac elementum leo venenatis.', hash('sha512', 'test'))."\n";echo decrypt($en, hash('sha512', 'test'));

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)
8.3.40.0080.00618.71
8.3.30.0120.00619.13
8.3.20.0050.00220.18
8.3.10.0080.00023.66
8.3.00.0090.00017.50
8.2.170.0090.00622.96
8.2.160.0030.01020.53
8.2.150.0050.00224.18
8.2.140.0080.00024.66
8.2.130.0030.00626.16
8.2.120.0000.00721.15
8.2.110.0060.00322.23
8.2.100.0040.00817.84
8.2.90.0040.00419.05
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0100.00017.80
8.2.50.0040.00418.07
8.2.40.0030.00618.22
8.2.30.0000.00817.99
8.2.20.0020.00517.58
8.2.10.0070.00018.05
8.2.00.0000.00917.76
8.1.270.0040.01523.85
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00623.68
8.1.230.0080.00319.25
8.1.220.0050.00317.74
8.1.210.0030.00518.77
8.1.200.0060.00317.10
8.1.190.0040.00417.10
8.1.180.0000.00818.10
8.1.170.0040.00418.58
8.1.160.0040.00422.00
8.1.150.0100.00018.77
8.1.140.0080.00017.38
8.1.130.0070.00017.78
8.1.120.0080.00017.36
8.1.110.0000.00817.34
8.1.100.0030.00317.39
8.1.90.0030.00317.28
8.1.80.0070.00317.33
8.1.70.0030.00317.33
8.1.60.0050.00317.53
8.1.50.0040.00417.46
8.1.40.0000.00917.52
8.1.30.0030.00617.57
8.1.20.0070.00017.60
8.1.10.0000.00717.56
8.1.00.0000.00917.51
8.0.300.0000.00918.77
8.0.290.0000.00716.75
8.0.280.0030.00318.39
8.0.270.0070.00016.71
8.0.260.0030.00317.21
8.0.250.0030.00316.88
8.0.240.0060.00316.95
8.0.230.0100.00016.84
8.0.220.0070.00016.94
8.0.210.0030.00316.97
8.0.200.0060.00016.94
8.0.190.0030.00317.04
8.0.180.0000.00716.92
8.0.170.0040.00417.01
8.0.160.0030.00316.84
8.0.150.0060.00316.75
8.0.140.0070.00316.95
8.0.130.0000.00513.37
8.0.120.0040.00416.89
8.0.110.0000.00716.87
8.0.100.0040.00416.85
8.0.90.0000.00716.87
8.0.80.0200.01016.86
8.0.70.0080.00016.78
8.0.60.0030.00616.87
8.0.50.0030.00316.87
8.0.30.0200.00317.23
8.0.20.0150.01417.40
8.0.10.0040.00416.98
8.0.00.0150.00717.01
7.4.330.0000.00615.00
7.4.320.0060.00016.53
7.4.300.0000.00616.46
7.4.290.0070.00016.49
7.4.280.0000.00716.58
7.4.270.0070.00016.34
7.4.260.0050.00316.56
7.4.250.0070.00016.35
7.4.240.0030.00316.44
7.4.230.0030.00316.68
7.4.220.0090.00916.43
7.4.210.0070.00816.52
7.4.200.0070.00016.61
7.4.160.0080.00816.70
7.4.150.0160.00317.40
7.4.140.0130.00517.86
7.4.130.0100.00816.52
7.4.120.0120.00616.54
7.4.110.0100.00716.61
7.4.100.0100.01416.59
7.4.90.0090.00916.60
7.4.80.0110.01119.39
7.4.70.0030.01416.41
7.4.60.0070.01016.39
7.4.50.0000.00516.52
7.4.40.0160.00316.53
7.4.30.0090.00916.45
7.4.00.0070.00714.84
7.3.330.0030.00313.29
7.3.320.0000.00513.33
7.3.310.0070.00016.43
7.3.300.0030.00316.28
7.3.290.0000.01416.36
7.3.280.0100.00916.30
7.3.270.0070.01017.40
7.3.260.0140.00316.27
7.3.250.0020.01516.46
7.3.240.0110.00716.57
7.3.230.0110.00616.41
7.3.210.0030.01316.37
7.3.200.0120.00619.39
7.3.190.0070.01116.36
7.3.180.0030.01216.56
7.3.170.0050.01216.28
7.3.160.0100.01016.58
7.2.330.0060.01216.50
7.2.320.0120.00716.35
7.2.310.0120.00816.27
7.2.300.0110.00616.61
7.2.290.0060.01216.68
7.2.60.0030.01316.59
7.2.00.0000.01319.24
7.1.200.0070.00315.48
7.1.100.0030.00717.97
7.1.70.0040.00416.91
7.1.60.0140.01119.40
7.1.50.0130.00316.58
7.1.00.0000.08022.36
7.0.200.0050.00316.49
7.0.140.0000.07322.10
7.0.60.0100.06719.84
7.0.50.0030.08318.05
7.0.40.0030.07720.15
7.0.30.0230.05720.09
7.0.20.0270.08020.10
7.0.10.0130.06020.12
7.0.00.0070.04020.21
5.6.280.0000.07721.13
5.6.210.0200.06020.77
5.6.200.0030.04718.22
5.6.190.0200.06720.34
5.6.180.0270.07720.55
5.6.170.0330.06720.62
5.6.160.0100.06720.45
5.6.150.0030.08018.19
5.6.140.0170.06318.18
5.6.130.0100.07018.35
5.6.120.0070.05021.03
5.6.110.0130.07721.03
5.6.100.0130.03720.93
5.6.90.0130.07321.13
5.6.80.0130.08020.32
5.5.350.0100.08020.33
5.5.340.0030.08718.02
5.5.330.0000.04720.47
5.5.320.0070.08020.35
5.5.310.0170.05320.42
5.5.300.0100.07717.98
5.5.290.0030.08318.04
5.5.280.0130.07020.89
5.5.270.0130.05020.96
5.5.260.0070.08721.04
5.5.250.0170.04320.73
5.5.240.0300.06720.35
5.4.450.0230.04319.21
5.4.440.0330.05319.59
5.4.430.0370.05319.39
5.4.420.0300.04319.64
5.4.410.0370.02719.35
5.4.400.0270.04019.29
5.4.390.0370.04019.09
5.4.380.0530.06018.48
5.4.370.0200.09018.67
5.4.360.0400.04318.82
5.4.350.0200.05018.82
5.4.340.0530.05318.52
5.4.320.0080.03312.51
5.4.310.0050.03812.51
5.4.300.0050.03712.51
5.4.290.0070.05012.51
5.4.280.0070.03812.41
5.4.270.0070.03412.40
5.4.260.0070.03512.41
5.4.250.0060.03912.41
5.4.240.0110.03212.40
5.4.230.0050.03712.39
5.4.220.0050.04712.40
5.4.210.0060.03512.39
5.4.200.0070.03912.39
5.4.190.0030.03812.39
5.4.180.0080.03612.39
5.4.170.0050.04512.40
5.4.160.0090.04112.39
5.4.150.0050.04212.39
5.4.140.0060.03712.07
5.4.130.0090.03112.07
5.4.120.0090.03412.02
5.4.110.0040.03712.02
5.4.100.0090.03312.02
5.4.90.0050.03712.02
5.4.80.0070.03512.02
5.4.70.0030.03712.02
5.4.60.0060.03412.02
5.4.50.0050.03612.01
5.4.40.0030.03612.00
5.4.30.0050.03612.00
5.4.20.0090.04312.00
5.4.10.0040.03612.00
5.4.00.0080.03311.50
5.3.290.0060.03912.80
5.3.280.0090.03412.71
5.3.270.0080.04212.72
5.3.260.0080.03612.72
5.3.250.0090.04412.72
5.3.240.0070.03712.72
5.3.230.0080.04612.71
5.3.220.0020.04012.68
5.3.210.0070.04412.68
5.3.200.0040.03812.68
5.3.190.0030.04012.68
5.3.180.0040.04312.67
5.3.170.0100.04012.67
5.3.160.0090.03912.67
5.3.150.0110.03112.68
5.3.140.0080.04112.66
5.3.130.0050.03712.66
5.3.120.0030.04712.66
5.3.110.0040.04112.66
5.3.100.0060.03912.13
5.3.90.0070.03412.11
5.3.80.0070.03912.11
5.3.70.0070.03612.11
5.3.60.0080.03312.08
5.3.50.0090.03512.04
5.3.40.0050.03612.03
5.3.30.0060.03611.99
5.3.20.0040.03611.77
5.3.10.0050.03511.74
5.3.00.0070.03411.73
5.2.170.0050.0309.23
5.2.160.0040.0379.23
5.2.150.0030.0349.23
5.2.140.0050.0369.23
5.2.130.0090.0339.19
5.2.120.0070.0309.18
5.2.110.0050.0289.20
5.2.100.0040.0279.19
5.2.90.0020.0309.19
5.2.80.0030.0319.18
5.2.70.0030.0349.19
5.2.60.0070.0289.14
5.2.50.0030.0319.11
5.2.40.0050.0339.09
5.2.30.0080.0269.05
5.2.20.0030.0299.04
5.2.10.0040.0298.95
5.2.00.0050.0328.82
5.1.60.0040.0228.10
5.1.50.0030.0258.10
5.1.40.0050.0278.07
5.1.30.0050.0268.42
5.1.20.0040.0298.45
5.1.10.0050.0288.18
5.1.00.0040.0298.18
5.0.50.0020.0266.65
5.0.40.0020.0216.52
5.0.30.0040.0296.32
5.0.20.0020.0206.29
5.0.10.0030.0206.27
5.0.00.0050.0326.27
4.4.90.0010.0174.77
4.4.80.0040.0184.75
4.4.70.0040.0184.76
4.4.60.0010.0164.75
4.4.50.0020.0254.77
4.4.40.0030.0254.71
4.4.30.0020.0234.76
4.4.20.0030.0194.85
4.4.10.0030.0174.85
4.4.00.0050.0254.76
4.3.110.0030.0204.67
4.3.100.0030.0144.67
4.3.90.0010.0164.64
4.3.80.0030.0274.58
4.3.70.0040.0134.63
4.3.60.0000.0214.63
4.3.50.0020.0154.63
4.3.40.0020.0244.53
4.3.30.0010.0163.31
4.3.20.0030.0163.29
4.3.10.0020.0253.25
4.3.00.0030.02315.97

preferences:
64.7 ms | 400 KiB | 5 Q