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README.md

Distance

GoDoc

Distance is a Go package with functions to calculate Hamming distance between two byte slices or unsigned integers, population (1 bite) count of byte slices or unsigned integers, and to XOR two byte slices.

Benchmarks

Benchmarks on MacBook Pro 15'' (Mid 2014):

BenchmarkPopCountUint64-8       1000000000               0.299 ns/op           0 B/op          0 allocs/op
BenchmarkPopCount8Bytes-8       170056086                7.28 ns/op            0 B/op          0 allocs/op
BenchmarkXOR8Bytes-8            126639039                9.45 ns/op            0 B/op          0 allocs/op
BenchmarkHamming1Byte-8         219764226                5.42 ns/op            0 B/op          0 allocs/op
BenchmarkHamming8Bytes-8        141195171                8.59 ns/op            0 B/op          0 allocs/op
BenchmarkHamming16Bytes-8       92126083                12.4 ns/op             0 B/op          0 allocs/op
BenchmarkHamming32Bytes-8       56141322                20.2 ns/op             0 B/op          0 allocs/op
BenchmarkHamming33Bytes-8       53014400                20.8 ns/op             0 B/op          0 allocs/op
BenchmarkHamming64Bytes-8       31677573                35.8 ns/op             0 B/op          0 allocs/op
BenchmarkHamming128Bytes-8      17375133                67.1 ns/op             0 B/op          0 allocs/op
BenchmarkHamming1KBytes-8        2557718               458 ns/op               0 B/op          0 allocs/op
BenchmarkHamming10KBytes-8        257976              4370 ns/op               0 B/op          0 allocs/op
BenchmarkHamming1MByte-8            2464            444376 ns/op               0 B/op          0 allocs/op

License

Source files are distributed under the BSD-style license found in the LICENSE file.

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