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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

toggleFirstSet

Public Function
std.bit_set.Integer.toggleFirstSet
pub fn toggleFirstSet(self: *Self) ?usize

Finds the index of the first set bit, and unsets it. If no bits are set, returns null.

Params

File

bit_set.zig:198
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        pub fn toggleFirstSet(self: *Self) ?usize {
            const mask = self.mask;
            if (mask == 0) return null;
            const index = @ctz(mask);
            self.mask = mask & (mask - 1);
            return index;
        }