3v4l.org

run code in 300+ PHP versions simultaneously
<?php /** * crypt-test-salt-nul-bytes.php */ $saltLen = 16; $prefix = '$5$'; $length = 63; $plain = 'hello'; $salt = str_repeat("\0", $saltLen); $salt[15] = '.'; $salt[0] = '.'; $salt = ""; $result = crypt($plain, $prefix . $salt); var_dump($result); echo strlen($result) !== $length ? 'FAIL' : 'OK';

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)
8.3.70.0030.02016.58
8.3.60.0100.01318.55
8.3.50.0230.00922.11
8.3.40.0140.00718.76
8.3.30.0090.00918.85
8.3.20.0000.00918.96
8.3.10.0030.00621.28
8.3.00.0030.00623.68
8.2.180.0070.01818.29
8.2.170.0070.01818.77
8.2.160.0070.01022.96
8.2.150.0060.00324.18
8.2.140.0000.00924.66
8.2.130.0030.00626.16
8.2.120.0040.00419.54
8.2.110.0070.00719.33
8.2.100.0100.00317.72
8.2.90.0080.00419.00
8.2.80.0070.00317.97
8.2.70.0050.00517.75
8.2.60.0030.00618.04
8.2.50.0030.00718.10
8.2.40.0030.00718.09
8.2.30.0040.00421.10
8.2.20.0060.00317.60
8.2.10.0030.00617.81
8.2.00.0040.00717.76
8.1.280.0150.00625.92
8.1.270.0000.00923.99
8.1.260.0030.00626.35
8.1.250.0040.00428.09
8.1.240.0000.01023.80
8.1.230.0100.00317.82
8.1.220.0030.00617.74
8.1.210.0030.00718.77
8.1.200.0040.00817.35
8.1.190.0000.00917.23
8.1.180.0000.00918.10
8.1.170.0050.00518.65
8.1.160.0050.00518.89
8.1.150.0030.00718.64
8.1.140.0030.00617.41
8.1.130.0040.00417.83
8.1.120.0030.01017.46
8.1.110.0060.00617.52
8.1.100.0000.00917.53
8.1.90.0030.00617.48
8.1.80.0000.01117.49
8.1.70.0000.01017.43
8.1.60.0000.00917.63
8.1.50.0030.00617.43
8.1.40.0000.01017.54
8.1.30.0000.00917.50
8.1.20.0060.00317.59
8.1.10.0050.00517.52
8.1.00.0050.00517.43
8.0.300.0000.01018.77
8.0.290.0050.00516.63
8.0.280.0040.00418.53
8.0.270.0030.00617.26
8.0.260.0040.00416.88
8.0.250.0060.00316.86
8.0.240.0030.00716.82
8.0.230.0050.00517.02
8.0.220.0030.00916.91
8.0.210.0090.00016.80
8.0.200.0000.00816.98
8.0.190.0030.00616.84
8.0.180.0060.00316.87
8.0.170.0040.00416.88
8.0.160.0030.00616.96
8.0.150.0000.00916.79
8.0.140.0030.00616.80
8.0.130.0000.00713.31
8.0.120.0000.00916.76
8.0.110.0030.00616.79
8.0.100.0040.00716.76
8.0.90.0060.00316.76
8.0.80.0120.00616.84
8.0.70.0000.00916.76
8.0.60.0000.00916.73
8.0.50.0000.00916.97
8.0.30.0070.01617.09
8.0.20.0120.00917.41
8.0.10.0040.00417.08
8.0.00.0100.01116.73
7.4.330.0050.00314.66
7.4.320.0000.00816.49
7.4.300.0000.00816.42
7.4.290.0000.00916.53
7.4.280.0000.00816.47
7.4.270.0000.00816.60
7.4.260.0030.00313.29
7.4.250.0040.00416.54
7.4.240.0030.00616.50
7.4.230.0000.00816.63
7.4.220.0030.02716.66
7.4.210.0090.01116.65
7.4.200.0000.00916.65
7.4.190.0000.01016.31
7.4.160.0140.00716.55
7.4.150.0130.00717.40
7.4.140.0050.02017.86
7.4.130.0090.01416.53
7.4.120.0110.00916.54
7.4.110.0190.00916.43
7.4.100.0100.01716.59
7.4.90.0120.00916.41
7.4.80.0030.01819.37
7.4.70.0090.01016.46
7.4.60.0070.01116.38
7.4.50.0040.00716.34
7.4.40.0000.01822.52
7.4.30.0130.00716.38
7.4.00.0090.00914.86
7.3.330.0000.00813.24
7.3.320.0050.01013.03
7.3.310.0000.00816.17
7.3.300.0060.00316.31
7.3.290.0000.01916.32
7.3.280.0110.01416.29
7.3.270.0120.01417.40
7.3.260.0120.01218.24
7.3.250.0080.01216.26
7.3.240.0060.01316.59
7.3.230.0030.01616.39
7.3.210.0070.01416.28
7.3.200.0140.01419.39
7.3.190.0070.01416.36
7.3.180.0110.00816.65
7.3.170.0100.01616.56
7.3.160.0120.00616.21
7.3.120.0030.01514.82
7.3.110.0100.01015.01
7.3.100.0120.00615.11
7.3.90.0100.00614.89
7.3.80.0100.00714.52
7.3.70.0060.00914.96
7.3.60.0070.01014.84
7.3.50.0080.00414.87
7.3.40.0070.00714.93
7.3.30.0060.01014.85
7.3.20.0070.01016.61
7.3.10.0070.01016.83
7.3.00.0000.01216.48
7.2.330.0070.01416.58
7.2.320.0030.01816.70
7.2.310.0070.01416.64
7.2.300.0060.01316.49
7.2.290.0150.01416.51
7.2.250.0070.01615.09
7.2.240.0070.01715.32
7.2.230.0060.00915.28
7.2.220.0100.00615.24
7.2.210.0060.00915.18
7.2.200.0070.01015.16
7.2.190.0070.01114.92
7.2.180.0030.01314.76
7.2.170.0080.00614.85
7.2.160.0030.01415.15
7.2.150.0100.00316.94
7.2.140.0060.00616.74
7.2.130.0040.01216.91
7.2.120.0030.01717.09
7.2.110.0000.01516.66
7.2.100.0070.00716.72
7.2.90.0030.01017.07
7.2.80.0030.01316.97
7.2.70.0060.01316.77
7.2.60.0110.00717.06
7.2.50.0030.01216.62
7.2.40.0070.01016.87
7.2.30.0060.00916.86
7.2.20.0060.01317.03
7.2.10.0070.01016.91
7.2.00.0060.00818.37
7.1.330.0070.01115.93
7.1.320.0050.00515.72
7.1.310.0030.01015.52
7.1.300.0030.01015.85
7.1.290.0060.00916.02
7.1.280.0060.00915.67
7.1.270.0060.01015.67
7.1.260.0100.00715.67
7.1.250.0060.01215.60
7.1.100.0000.01718.05
7.1.70.0040.00416.99
7.1.60.0030.01419.40
7.1.50.0060.01917.10
7.1.00.0000.08322.43
7.0.200.0030.00616.84
7.0.140.0000.08322.12
7.0.60.0030.06020.01
7.0.50.0030.08717.89
7.0.40.0100.08017.66
7.0.30.0070.06717.69
7.0.20.0100.05017.70
7.0.10.0030.09017.72
7.0.00.0070.08717.72
5.6.280.0030.07321.02
5.6.210.0130.07020.62
5.6.200.0030.08018.12
5.6.190.0070.08318.11
5.6.180.0030.06718.20
5.6.170.0100.06718.18
5.6.160.0070.05318.18
5.6.150.0130.03718.07
5.6.140.0100.07018.12
5.6.130.0100.08318.09
5.6.120.0030.08718.21
5.6.110.0030.05718.16
5.6.100.0170.06018.16
5.6.90.0030.07318.10
5.6.80.0070.05717.61
5.6.70.0070.06717.55
5.6.60.0000.08317.49
5.6.50.0100.07717.59
5.6.40.0030.05017.51
5.6.30.0100.07317.58
5.6.20.0030.09017.56
5.6.10.0070.05317.57
5.6.00.0100.05317.52
5.5.350.0270.08020.49
5.5.340.0100.08317.91
5.5.330.0070.04317.93
5.5.320.0070.08317.89
5.5.310.0000.06317.93
5.5.300.0070.08317.92
5.5.290.0070.07018.02
5.5.280.0130.07717.95
5.5.270.0030.08717.97
5.5.260.0030.05318.00
5.5.250.0100.05717.74
5.5.240.0030.08017.27
5.5.230.0070.06317.39
5.5.220.0030.05017.39
5.5.210.0030.09017.34
5.5.200.0070.07317.34
5.5.190.0030.08317.29
5.5.180.0030.06017.27
5.5.160.0030.04317.34
5.5.150.0070.04717.27
5.5.140.0070.06317.33
5.5.130.0100.07017.35
5.5.120.0100.07717.36
5.5.110.0070.06317.32
5.5.100.0130.07717.24
5.5.90.0130.07017.23
5.5.80.0070.04717.21
5.5.70.0030.04317.25
5.5.60.0000.04017.20
5.5.50.0030.04017.16
5.5.40.0030.04017.25
5.5.30.0000.04017.19
5.5.20.0030.04017.27
5.5.10.0130.02717.18
5.5.00.0100.03317.21
5.4.450.0070.07719.16
5.4.440.0030.08019.31
5.4.430.0030.08319.37
5.4.420.0100.07719.14
5.4.410.0000.05719.30
5.4.400.0030.04719.12
5.4.390.0030.07018.95
5.4.380.0030.08319.12
5.4.370.0130.07018.98
5.4.360.0100.07318.98
5.4.350.0070.05018.98
5.4.340.0000.09019.13
5.4.320.0100.06719.09
5.4.310.0170.06318.89
5.4.300.0130.07018.98
5.4.290.0100.08018.98
5.4.280.0030.07019.09
5.4.270.0230.06019.12
5.4.260.0030.05319.11
5.4.250.0000.06718.96
5.4.240.0070.06718.93
5.4.230.0070.04019.11
5.4.220.0030.04019.11
5.4.210.0070.03719.10
5.4.200.0030.03719.09
5.4.190.0030.03718.96
5.4.180.0000.04019.02
5.4.170.0030.04018.88
5.4.160.0030.03718.88
5.4.150.0030.04018.98
5.4.140.0070.06016.26
5.4.130.0030.03716.45
5.4.120.0000.04016.23
5.4.110.0000.04016.36
5.4.100.0170.02316.25
5.4.90.0070.03316.34
5.4.80.0000.03716.22
5.4.70.0130.02716.37
5.4.60.0000.03716.34
5.4.50.0030.03716.28
5.4.40.0070.03316.37
5.4.30.0070.03016.21
5.4.20.0030.03716.28
5.4.10.0030.03716.35
5.4.00.0030.03315.66
5.3.290.0130.06014.62
5.3.280.0030.04014.50
5.3.270.0070.03714.56
5.3.260.0030.04014.52
5.3.250.0000.04014.43
5.3.240.0000.04014.43
5.3.230.0000.04014.57
5.3.220.0070.03314.50
5.3.210.0100.03014.39
5.3.200.0070.03714.47
5.3.190.0000.04014.50
5.3.180.0000.04014.53
5.3.170.0000.04014.49
5.3.160.0030.03714.50
5.3.150.0030.04314.64
5.3.140.0070.03314.50
5.3.130.0130.03714.38
5.3.120.0030.03714.36
5.3.110.0070.03714.47
5.3.100.0030.04014.00
5.3.90.0030.04013.81
5.3.80.0000.04313.93
5.3.70.0030.03713.98
5.3.60.0070.03313.95
5.3.50.0030.03713.90
5.3.40.0070.05013.71
5.3.30.0200.03313.76
5.3.20.0100.07013.61
5.3.10.0030.05713.64
5.3.00.0070.07013.47
5.2.170.0000.05311.12
5.2.160.0070.06311.29
5.2.150.0070.02711.09
5.2.140.0000.03311.11
5.2.130.0000.03711.07
5.2.120.0030.03311.08
5.2.110.0070.03711.07
5.2.100.0130.05711.07
5.2.90.0100.06011.04
5.2.80.0100.06010.98
5.2.70.0070.06011.07
5.2.60.0030.07010.97
5.2.50.0100.03311.16
5.2.40.0070.03010.82
5.2.30.0070.06710.75
5.2.20.0030.06710.94
5.2.10.0070.04010.88
5.2.00.0030.07010.55
5.1.60.0070.0279.92
5.1.50.0030.0609.82
5.1.40.0030.0509.97
5.1.30.0030.06010.34
5.1.20.0030.05710.35
5.1.10.0000.04710.04
5.1.00.0070.05710.00
5.0.50.0030.0538.50
5.0.40.0070.0438.33
5.0.30.0030.0308.15
5.0.20.0030.0408.21
5.0.10.0000.0308.15
5.0.00.0070.0538.16
4.4.90.0000.0407.74
4.4.80.0000.0377.74
4.4.70.0030.0237.74
4.4.60.0070.0377.74
4.4.50.0000.0307.74
4.4.40.0030.0577.74
4.4.30.0030.0437.74
4.4.20.0000.0437.74
4.4.10.0000.0237.74
4.4.00.0030.0277.74
4.3.110.0000.0177.74
4.3.100.0000.0437.74
4.3.90.0000.0177.74
4.3.80.0000.0637.74
4.3.70.0000.0437.74
4.3.60.0000.0337.74
4.3.50.0000.0377.74
4.3.40.0030.0407.74
4.3.30.0000.0477.74
4.3.20.0000.0337.74
4.3.10.0070.0237.74
4.3.00.0030.0307.74

preferences:
44.58 ms | 401 KiB | 5 Q