Method append

arrow-array/src/builder/struct_builder.rs:216–218

(&mut self, is_valid: bool)

    /// should be appended for each child sub-array in a consistent way.
    #[inline]
    pub fn append(&mut self, is_valid: bool) {
        self.null_buffer_builder.append(is_valid);
    }

    /// Appends `n` non-null entries into the builder.
    #[inline]