var v = this.getValue();
var lv = this._lastValueReported;
// Equality comparison of objects such as dates are done by reference so// two distinct objects are != even if they have the same data. So use// toStrings in case the values are objects.return((v !== null&&(v !== undefined)&& v.toString)?v.toString():'')!== ((lv !== null&&(lv !== undefined)&& lv.toString)?lv.toString():'');