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This is an example of documentation generated by ZigDoc, an alternative to Zig's built-in Auto Doc feature. See also examples in other modes/formats. The project being documented here (as the example) is the Zig standard library. Public Function

hashWithSeed

Public Function
std.hash.murmur.Murmur2_64.hashWithSeed
pub fn hashWithSeed(str: []const u8, seed: u64) u64

Params

  • str: []const u8
  • seed: u64

File

hash/murmur.zig:100
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    pub fn hashWithSeed(str: []const u8, seed: u64) u64 {
        const m: u64 = 0xc6a4a7935bd1e995;
        var h1: u64 = seed ^ (@as(u64, str.len) *% m);
        for (@as([*]align(1) const u64, @ptrCast(str.ptr))[0 .. str.len / 8]) |v| {
            var k1: u64 = v;
            if (native_endian == .big)
                k1 = @byteSwap(k1);
            k1 *%= m;
            k1 ^= k1 >> 47;
            k1 *%= m;
            h1 ^= k1;
            h1 *%= m;
        }
        const rest = str.len & 7;
        const offset = str.len - rest;
        if (rest > 0) {
            var k1: u64 = 0;
            @memcpy(@as([*]u8, @ptrCast(&k1))[0..rest], str[offset..]);
            if (native_endian == .big)
                k1 = @byteSwap(k1);
            h1 ^= k1;
            h1 *%= m;
        }
        h1 ^= h1 >> 47;
        h1 *%= m;
        h1 ^= h1 >> 47;
        return h1;
    }