59. Absolute Value

How do you plan to solve it?

module abs8_func (
    input  signed [7:0] a,
    output       [7:0] abs
);
    // ---------- Write function here----------
    function [7:0]abs8;
    input signed [7:0] a;
    abs8 = (a<0)?(-a):a;
    endfunction
    




    // Function called here
    assign abs = abs8(a);

endmodule