3v4l.org

run code in 300+ PHP versions simultaneously
<?php define ("FNV_prime_32", 16777619); define ("FNV_prime_64", 1099511628211); define ("FNV_prime_128", 309485009821345068724781371); define ("FNV_offset_basis_32", 2166136261); define ("FNV_offset_basis_64", 14695981039346656037); define ("FNV_offset_basis_128", 144066263297769815596495629667062367629); /* * The core of the FNV-1 hash algorithm is as follows: * * hash = offset_basis * for each octet_of_data to be hashed * hash = hash * FNV_prime * hash = hash xor octet_of_data * return hash * * Source: http://www.isthe.com/chongo/tech/comp/fnv/ */ /* * Example Java implementation: * * long fnv(byte[] buf, int offset, int len, long seed) * { * for (int i = offset; i < offset + len; i++) * { * seed += (seed << 1) + (seed << 4) + (seed << 7) + (seed << 8) + (seed << 24); * seed ^= buf[i]; * } * return seed; * } * * `Source: http://www.getopt.org/ - FNV1 Hash */ function fnvhash_fnv1($txt) { $buf = str_split($txt); $hash = FNV_offset_basis_32; foreach ($buf as $chr) { $hash = 0x0ffffffff & ($hash * FNV_PRIME_32); $hash ^= ord($chr); } $hash = $hash & 0x0ffffffff; return $hash; } var_dump(fnvhash_fnv1("test")); var_dump(fnvhash_fnv1("tess"));

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)
8.3.70.0120.00916.61
8.3.60.0120.00316.47
8.3.50.0110.00922.05
8.3.40.0110.00418.82
8.3.30.0060.00919.27
8.3.20.0080.00020.21
8.3.10.0000.00823.48
8.3.00.0050.00319.69
8.2.180.0090.00618.29
8.2.170.0070.01022.96
8.2.160.0110.00320.47
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0060.00319.36
8.2.110.0060.00322.25
8.2.100.0090.00317.64
8.2.90.0040.00419.13
8.2.80.0080.00017.97
8.2.70.0030.00717.63
8.2.60.0060.00318.03
8.2.50.0040.00418.07
8.2.40.0030.00719.72
8.2.30.0040.00418.29
8.2.20.0030.00617.83
8.2.10.0050.00218.09
8.2.00.0040.00417.83
8.1.280.0140.00025.92
8.1.270.0060.00323.91
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00623.96
8.1.230.0070.00419.10
8.1.220.0000.00917.74
8.1.210.0080.00018.77
8.1.200.0060.00317.47
8.1.190.0000.00817.35
8.1.180.0050.00218.10
8.1.170.0030.00518.58
8.1.160.0000.00722.08
8.1.150.0040.00418.62
8.1.140.0030.00517.48
8.1.130.0000.00717.81
8.1.120.0040.00417.51
8.1.110.0060.00317.45
8.1.100.0000.00817.47
8.1.90.0070.00017.50
8.1.80.0000.00717.50
8.1.70.0030.00317.36
8.1.60.0050.00317.66
8.1.50.0000.00817.55
8.1.40.0000.00817.55
8.1.30.0040.00417.74
8.1.20.0000.00817.69
8.1.10.0040.00417.64
8.1.00.0060.00317.44
8.0.300.0000.00718.77
8.0.290.0030.00616.75
8.0.280.0000.00718.46
8.0.270.0000.00717.34
8.0.260.0030.00318.47
8.0.250.0030.00317.09
8.0.240.0000.00816.91
8.0.230.0070.00017.00
8.0.220.0030.00316.92
8.0.210.0070.00017.02
8.0.200.0050.00316.96
8.0.190.0040.00416.98
8.0.180.0040.00416.89
8.0.170.0040.00417.02
8.0.160.0000.00816.96
8.0.150.0030.00316.88
8.0.140.0040.00416.99
8.0.130.0000.00613.45
8.0.120.0000.00816.98
8.0.110.0000.00716.95
8.0.100.0050.00217.02
8.0.90.0030.00316.79
8.0.80.0140.00716.93
8.0.70.0000.00717.05
8.0.60.0030.00516.89
8.0.50.0040.00416.84
8.0.30.0080.01017.19
8.0.20.0120.00817.40
8.0.10.0000.00716.96
8.0.00.0070.01316.93
7.4.330.0020.00215.00
7.4.320.0000.00616.61
7.4.300.0000.00616.47
7.4.290.0030.00316.52
7.4.280.0040.00716.51
7.4.270.0070.00016.63
7.4.260.0040.00716.49
7.4.250.0000.00716.54
7.4.240.0060.00116.62
7.4.230.0040.00416.64
7.4.220.0040.01516.59
7.4.210.0130.00316.63
7.4.200.0040.00416.61
7.4.160.0130.00316.57
7.4.150.0150.00317.40
7.4.140.0130.00717.86
7.4.130.0060.01216.70
7.4.120.0070.01416.66
7.4.110.0230.03116.48
7.4.100.0170.00016.56
7.4.90.0100.00916.64
7.4.80.0090.01219.39
7.4.70.0110.00616.48
7.4.60.0110.00616.67
7.4.50.0070.00016.66
7.4.40.0070.01016.62
7.4.30.0070.01016.39
7.4.00.0080.00514.97
7.3.330.0030.00313.26
7.3.320.0050.00013.25
7.3.310.0040.00416.45
7.3.300.0030.00316.44
7.3.290.0120.00916.31
7.3.280.0130.00616.36
7.3.270.0030.01517.40
7.3.260.0120.00616.39
7.3.250.0150.00416.39
7.3.240.0110.00716.45
7.3.230.0120.00416.52
7.3.210.0070.01116.60
7.3.200.0030.01219.39
7.3.190.0040.01616.59
7.3.180.0080.01116.46
7.3.170.0100.00716.62
7.3.160.0100.00816.52
7.3.120.0020.01215.02
7.3.110.0000.01414.93
7.3.100.0030.01414.57
7.3.90.0030.01014.96
7.3.80.0040.00714.68
7.3.70.0060.00314.57
7.3.60.0070.01014.72
7.3.50.0100.00614.70
7.3.40.0060.00614.95
7.3.30.0070.01014.75
7.3.20.0070.01116.73
7.3.10.0060.00616.70
7.3.00.0030.00616.46
7.2.330.0180.00016.64
7.2.320.0100.01416.75
7.2.310.0060.01516.45
7.2.300.0100.00716.85
7.2.290.0090.01216.57
7.2.250.0070.01115.27
7.2.240.0060.00615.23
7.2.230.0000.01415.13
7.2.220.0040.01114.88
7.2.210.0060.00915.16
7.2.200.0070.00714.90
7.2.190.0070.01014.86
7.2.180.0040.00715.07
7.2.170.0000.01215.10
7.2.60.0040.01117.06
7.2.00.0040.01419.52
7.1.330.0070.00715.91
7.1.320.0030.00915.86
7.1.310.0090.00615.54
7.1.300.0070.01015.82
7.1.290.0050.00515.71
7.1.280.0000.01615.77
7.1.270.0070.00715.86
7.1.260.0040.01415.65
7.1.200.0070.00415.79
7.1.100.0060.00618.22
7.1.70.0000.00817.16
7.1.60.0100.01419.70
7.1.50.0100.01316.80
7.1.00.0070.07322.37
7.0.200.0070.00716.73
7.0.140.0030.07722.07
7.0.60.0100.07320.02
7.0.50.0030.05717.80
7.0.40.0030.08720.20
7.0.30.0330.07320.26
7.0.20.0230.04020.06
7.0.10.0230.07720.17
7.0.00.0030.04320.20
5.6.280.0030.07321.05
5.6.210.0070.06020.73
5.6.200.0030.04318.23
5.6.190.0100.04720.62
5.6.180.0070.08020.41
5.6.170.0130.04320.54
5.6.160.0070.08320.43
5.6.150.0030.07718.12
5.6.140.0070.04018.25
5.6.130.0000.07018.23
5.6.120.0100.06721.13
5.6.110.0100.04321.14
5.6.100.0070.03721.14
5.6.90.0070.08320.97
5.6.80.0130.07720.51
5.6.70.4070.03320.54
5.5.350.0030.07320.42
5.5.340.0030.04717.98
5.5.330.0100.08320.07
5.5.320.0070.08020.31
5.5.310.0270.05320.30
5.5.300.0170.06718.07
5.5.290.0070.08318.02
5.5.280.0030.08020.66
5.5.270.0030.08720.76
5.5.260.0130.07020.73
5.5.250.0070.06320.55
5.5.240.0030.07320.27
5.4.450.0500.04343.90
5.4.440.0330.05043.87
5.4.430.0230.04743.79
5.4.420.0130.04743.78
5.4.410.0200.05043.77
5.4.400.0300.04043.77
5.4.390.0300.03743.77
5.4.380.0170.05018.77
5.4.370.0130.05318.74
5.4.360.0070.05718.56
5.4.350.0100.06018.74
5.4.340.0130.05318.59
5.4.320.0060.03612.50
5.4.310.0090.03412.50
5.4.300.0080.03412.50
5.4.290.0040.03812.50
5.4.280.0070.03712.40
5.4.270.0040.03812.39
5.4.260.0070.04012.40
5.4.250.0080.03912.40
5.4.240.0060.03612.40
5.4.230.0070.04012.39
5.4.220.0070.03512.39
5.4.210.0080.03312.39
5.4.200.0070.03712.39
5.4.190.0060.03612.39
5.4.180.0110.03312.38
5.4.170.0040.03812.39
5.4.160.0070.03812.39
5.4.150.0040.03712.39
5.4.140.0060.04012.07
5.4.130.0060.03512.06
5.4.120.0110.03612.02
5.4.110.0050.03512.01
5.4.100.0060.04212.01
5.4.90.0060.03612.01
5.4.80.0070.03712.01
5.4.70.0040.03912.01
5.4.60.0080.03512.01
5.4.50.0050.03512.01
5.4.40.0050.03412.00
5.4.30.0040.04112.00
5.4.20.0020.03811.99
5.4.10.0040.03712.00
5.4.00.0030.03911.48
5.3.290.0080.03912.80
5.3.280.0060.03712.71
5.3.270.0080.03712.72
5.3.260.0050.04512.72
5.3.250.0080.04012.72
5.3.240.0060.03712.72
5.3.230.0060.03712.71
5.3.220.0070.03512.68
5.3.210.0050.04012.68
5.3.200.0070.04212.68
5.3.190.0110.03712.68
5.3.180.0050.03612.68
5.3.170.0040.03812.67
5.3.160.0070.04312.68
5.3.150.0060.03612.68
5.3.140.0080.03312.66
5.3.130.0070.04112.66
5.3.120.0060.04212.66
5.3.110.0070.03712.66
5.3.100.0060.03512.12
5.3.90.0090.03712.10
5.3.80.0050.03612.09
5.3.70.0050.03612.09
5.3.60.0080.03412.07
5.3.50.0060.03812.02
5.3.40.0050.03712.02
5.3.30.0060.03511.99
5.3.20.0070.04011.77
5.3.10.0060.03511.73
5.3.00.0060.03611.72
5.2.170.0040.0319.23
5.2.160.0020.0329.23
5.2.150.0050.0299.22
5.2.140.0120.0339.22
5.2.130.0050.0309.18
5.2.120.0050.0299.18
5.2.110.0050.0289.18
5.2.100.0040.0289.18
5.2.90.0030.0329.18
5.2.80.0050.0339.17
5.2.70.0040.0309.18
5.2.60.0060.0329.13
5.2.50.0030.0319.10
5.2.40.0040.0289.08
5.2.30.0040.0319.05
5.2.20.0070.0279.04
5.2.10.0040.0288.94
5.2.00.0040.0298.81
5.1.60.0070.0218.09
5.1.50.0080.0238.09
5.1.40.0040.0268.07
5.1.30.0070.0338.42
5.1.20.0090.0318.44
5.1.10.0070.0278.17
5.1.00.0040.0258.16
5.0.50.0060.0236.64
5.0.40.0060.0236.50
5.0.30.0030.0316.32
5.0.20.0040.0186.30
5.0.10.0050.0186.28
5.0.00.0040.0296.27
4.4.90.0030.0144.78
4.4.80.0060.0124.75
4.4.70.0020.0164.75
4.4.60.0010.0174.75
4.4.50.0020.0164.77
4.4.40.0030.0264.71
4.4.30.0030.0154.76
4.4.20.0020.0164.84
4.4.10.0040.0284.84
4.4.00.0060.0294.76
4.3.110.0020.0154.67
4.3.100.0040.0154.66
4.3.90.0040.0134.64
4.3.80.0020.0244.58
4.3.70.0060.0214.63
4.3.60.0050.0184.63
4.3.50.0020.0164.63
4.3.40.0040.0264.53
4.3.30.0010.0193.33
4.3.20.0020.0193.30
4.3.10.0040.0163.27
4.3.00.0100.01343.77

preferences:
72.76 ms | 401 KiB | 5 Q