What is the method for incorporating variables into a Javascript prototype to enhance an object?

I've been attempting to search for something, but it seems my descriptions are not yielding any results.

Here is what I am trying to achieve:

    XS.prototype.Abc=function $Def(a,c){ ... }

However, I would like XS, ABC, and $Def to be dynamic variables.

For XS, as it is in the global scope, I believe I can use window[] like so:

var myindex = 'XS';
window[myindex].prototype.Abc=function $Def(a,c){ ... }

I have reviewed What is the difference between call and apply?, but I am still unsure if I can use call or apply for the other two variables dynamically.

Answer №1

Utilizing the [] notation is a versatile method applicable to all objects:

window[ctorName].prototype[methodName] = function() { };

Nonetheless, as far as my knowledge extends, there isn't a benevolent approach to dynamically assigning a name to a function.

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