print the inside values 1.30 to 2.39 by using constraint

 module test();

class packet;

rand bit [7:0] a;

int real b;

 constraint a {a inside {[130:239];}

function void post_randomize();

b=a/10.00;

endfunction

endclass

packet p1=new();

assert(p1.randomize());

$display(the value is =%p", p1.a);

endmodule