Syntactic saccharin

gistfile1.js

// Syntactic saccharin in JavaScript
//
// C-Hackers know that array[i] == *(i+array) == i[array]
// now lets have that in JavaScript, too!

(function(){
    var stack=[], str="[[getStack]]";
    
    Object.defineProperty( Number.prototype, str, {
        get: function(){
            return stack.pop()[ +this];
        },
        configurable: true
    });


    Array.prototype.toString=function(){
        stack.push( this);
        return str;
    }

    Array.stack=stack;
})();