Re: Can associative arrays be implemented by operator overloading?
Ramon F Herrera wrote:
I am looking for a good excuse to pick up C++. I have been a satisfied
C programmer for years, a language that provides me all the facilities
that I need, with ONE exception.
I keep on finding programming problems that can be nicely solved by
the use of relational arrays. I wish I could count on the simplicity
of expression afforded by Java:
array.put(key, data);
or -even better- by Perl:
pictureOf{"ramon"} = myimage.gif; // or something to that effect
My question is two-fold:
(1) Which relational array implementation should I use?
Heterogeneous or homogeneous? For the latter, std::map probably gives
you what you want, for the former, look at boost.
(2) Let's say I found a perfect implementation that suits my needs. Is
there a way to overload the bracket operators to make them behave like
in Perl? Please don't tell me that the only interesting/elegant case
of operator overloading is in complex arithmetic!
Given:
std::map<std::string,int> myMap;
myMap["ramon"] = 42.
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