code: function getNumeric () {
                      var vals = [];
                      libs.object.every(arguments, function (o) {
                          vals.push(libs.object.isNumeric(o) ? parseFloat(o) : NaN);
                      });
                      return vals.length === 1 ? vals[0] : vals;
                  }
docs: Converts an object to a number.
  @param {...Object} o The object to operate on.
  @returns {Number} The object as a number.
  @function