whole_func_string: function bnBitLength() {
    var this_array = this.array;
    if(this.t <= 0) return 0;
    return BI_DB*(this.t-1)+nbits(this_array[this.t-1]^(this.s&BI_DM));
  }
func_code_string: function bnBitLength() {
    var this_array = this.array;
    if(this.t <= 0) return 0;
    return BI_DB*(this.t-1)+nbits(this_array[this.t-1]^(this.s&BI_DM));
  }
func_documentation_string: (public) return the number of bits in "this"