The library functions for unsafely convert between a string and a slice of bytes. You probably shouldn’t use it unless you need to squeeze extra performance from your performance-critical code path.
See https://mina86.com/2017/golang-string-and-bytes/ for some more info.
20230916
goarch: amd64
pkg: github.com/3JoB/unsafeConvert
cpu: 12th Gen Intel(R) Core(TM) i7-12700H
Benchmark_StringToByte_G_Lite-20 506960354 2.390 ns/op 0 B/op 0 allocs/op
Benchmark_StringToByte_Copy_U_Lite-20 100000000 10.06 ns/op 16 B/op 1 allocs/op
Benchmark_StringToByte_Slice_U_Lite-20 1000000000 0.2269 ns/op 0 B/op 0 allocs/op
Benchmark_StringToByte_Bytes_U_Lite-20 52430136 23.88 ns/op 64 B/op 1 allocs/op
Benchmark_StringToByte_Pointer_U_Lite-20 1000000000 0.1159 ns/op 0 B/op 0 allocs/op
Benchmark_StringToByte_G_Big-20 1000000 1086 ns/op 10880 B/op 1 allocs/op
Benchmark_StringToByte_Copy_U_Big-20 1117935 1073 ns/op 10880 B/op 1 allocs/op
Benchmark_StringToByte_Slice_U_Big-20 1000000000 0.4338 ns/op 0 B/op 0 allocs/op
Benchmark_StringToByte_Bytes_U_Big-20 1000000 1138 ns/op 10880 B/op 1 allocs/op
Benchmark_StringToByte_U_Pointer_Big-20 1000000000 0.1117 ns/op 0 B/op 0 allocs/op
Benchmark_ByteToString_G_Lite-20 613644068 1.979 ns/op 0 B/op 0 allocs/op
Benchmark_ByteToString_Slice_U_Lite-20 1000000000 0.2174 ns/op 0 B/op 0 allocs/op
Benchmark_ByteToString_Strings_U_Lite-20 63382401 17.89 ns/op 16 B/op 1 allocs/op
Benchmark_ByteToString_Pointer_U_Lite-20 1000000000 0.1119 ns/op 0 B/op 0 allocs/op
Benchmark_ByteToString_G_Big-20 1000000 1139 ns/op 10880 B/op 1 allocs/op
Benchmark_ByteToString_Slice_U_Big-20 1000000000 0.4358 ns/op 0 B/op 0 allocs/op
Benchmark_ByteToString_U_Pointer_Big-20 1000000000 0.1100 ns/op 0 B/op 0 allocs/op
Benchmark_ByteToString_U_Strings_Big-20 1000000 1126 ns/op 10880 B/op 1 allocs/op
Benchmark_Float32_U-20 18850288 58.05 ns/op 40 B/op 2 allocs/op
Benchmark_Float32_FMT-20 11351810 114.2 ns/op 16 B/op 2 allocs/op
Benchmark_Itoa_U-20 186808952 6.235 ns/op 0 B/op 0 allocs/op
Benchmark_Itoa_G-20 88849399 13.01 ns/op 5 B/op 1 allocs/op
Benchmark_Atoi_U-20 135130189 8.779 ns/op 0 B/op 0 allocs/op
Benchmark_Atoi_G-20 342945426 3.713 ns/op 0 B/op 0 allocs/op