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; } $en = encrypt('to jest testowy string', hash('sha512', 'test'))."\n"; echo decrypt($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)
5.4.320.0080.03612.52
5.4.310.0080.03912.52
5.4.300.0050.03912.53
5.4.290.0050.04812.52
5.4.280.0070.03712.43
5.4.270.0060.03612.42
5.4.260.0030.03912.42
5.4.250.0030.04112.42
5.4.240.0050.03612.42
5.4.230.0110.04112.41
5.4.220.0040.04012.41
5.4.210.0050.03612.41
5.4.200.0070.03712.41
5.4.190.0030.03912.41
5.4.180.0040.03612.41
5.4.170.0040.03712.41
5.4.160.0060.03512.41
5.4.150.0030.03812.40
5.4.140.0070.03612.10
5.4.130.0040.03612.08
5.4.120.0050.04312.04
5.4.110.0060.03712.04
5.4.100.0060.03812.04
5.4.90.0080.03512.04
5.4.80.0070.03612.04
5.4.70.0050.03412.03
5.4.60.0070.03312.04
5.4.50.0050.03512.03
5.4.40.0050.03412.02
5.4.30.0080.03312.02
5.4.20.0040.03612.01
5.4.10.0070.03312.02
5.4.00.0080.03511.51
5.3.290.0060.03912.80
5.3.280.0040.04012.71
5.3.270.0040.04112.73
5.3.260.0050.03912.71
5.3.250.0070.03612.72
5.3.240.0080.03412.72
5.3.230.0030.04412.71
5.3.220.0070.03612.68
5.3.210.0060.03812.68
5.3.200.0020.04012.68
5.3.190.0090.03412.68
5.3.180.0050.03712.68
5.3.170.0060.03612.67
5.3.160.0090.03312.67
5.3.150.0060.03812.67
5.3.140.0050.03712.66
5.3.130.0040.04012.66
5.3.120.0050.03912.66
5.3.110.0050.04012.66
5.3.100.0070.03712.13
5.3.90.0070.03612.11
5.3.80.0060.03712.10
5.3.70.0070.03412.10
5.3.60.0050.03612.09
5.3.50.0030.03912.03
5.3.40.0060.03912.04
5.3.30.0070.03411.99
5.3.20.0050.03611.77
5.3.10.0060.03311.74
5.3.00.0070.03411.73
5.2.170.0050.0299.23
5.2.160.0050.0299.23
5.2.150.0090.0269.23
5.2.140.0050.0319.22
5.2.130.0060.0279.19
5.2.120.0060.0279.18
5.2.110.0090.0309.20
5.2.100.0030.0389.19
5.2.90.0060.0289.19
5.2.80.0050.0309.18
5.2.70.0040.0309.18
5.2.60.0040.0309.14
5.2.50.0040.0309.11
5.2.40.0040.0299.09
5.2.30.0060.0289.06
5.2.20.0040.0289.04
5.2.10.0050.0278.95
5.2.00.0070.0258.82
5.1.60.0080.0298.11
5.1.50.0040.0258.09
5.1.40.0060.0258.08
5.1.30.0070.0248.43
5.1.20.0020.0288.45
5.1.10.0040.0268.18
5.1.00.0050.0258.18
5.0.50.0030.0236.65
5.0.40.0040.0196.52
5.0.30.0060.0286.32
5.0.20.0010.0216.29
5.0.10.0010.0226.27
5.0.00.0040.0296.26
4.4.90.0010.0174.78
4.4.80.0030.0154.75
4.4.70.0030.0154.76
4.4.60.0040.0134.75
4.4.50.0050.0134.77
4.4.40.0030.0254.71
4.4.30.0020.0154.76
4.4.20.0030.0154.84
4.4.10.0040.0144.85
4.4.00.0030.0254.76
4.3.110.0050.0134.66
4.3.100.0020.0164.67
4.3.90.0010.0164.63
4.3.80.0010.0264.58
4.3.70.0020.0154.63
4.3.60.0030.0144.63
4.3.50.0050.0134.63
4.3.40.0020.0254.53
4.3.30.0030.0193.32
4.3.20.0010.0173.30
4.3.10.0030.0193.25
4.3.00.0070.02015.97

preferences:
140.94 ms | 1394 KiB | 7 Q