Tim Stevens

Recent Blog Comments By Tim Stevens

• Circumventing Private Variables In Javascript Using Method Reassignment

  Posted on Feb 21, 2011 at 1:01 PM

  "Perhaps even arguing this point is useless as I suppose it boils down to a matter that is strictly personal :)" Yeah. You're right, in Java and .Net "this" is predictable, and a class can refer to it's public and private variables consistently. In Javascript, as you say, &quo... read more »

• Circumventing Private Variables In Javascript Using Method Reassignment

  Posted on Feb 21, 2011 at 12:43 PM

  Which of these "inconsistencies" would you like to replace with var myObj.publicVar = 42? All of them? myObj.publicVar = 42; Object.defineProperty(myObj, "publicVar", { value: 42}); myObj["publicVar"] = 42; myObj = { internal : 42, get publicVar () { ... read more »

• Circumventing Private Variables In Javascript Using Method Reassignment

  Posted on Feb 21, 2011 at 12:17 PM

  dunno what's so obtuse about closure...{ var privateVar; obj.publicVar; return obj; }; the underscore convention is definitely a matter of personal taste, like hungarian notation, both of which i dislike. The fun comes when, in the middle of your closure, the scope of "this" is not what... read more »

• Circumventing Private Variables In Javascript Using Method Reassignment

  Posted on Feb 21, 2011 at 11:58 AM

  Most languages have some method of changing private variables, whether through a reflection api, or through hacks like yours above - which is even more dangerous than reflection, as some, not all references to that variable are switched. Making variables "private" is generally about keepi... read more »