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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

log2

Public Function
std.math.big.int.Const.log2
pub fn log2(a: Const) Limb

Calculate the base 2 logarithm, rounded down.

Params

File

math/big/int.zig:2745
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    pub fn log2(a: Const) Limb {
        assert(a.positive);
        assert(!a.eqlZero());
        return a.bitCountAbs() - 1;
    }