associative array

Traditionally, associative arrays are heavily used in the expression of optimization problems.

In Perl they are also used to refer to elements of an associative array.

In computer science, finite map is a synonym for an associative array.

The key implies an ordering; the elements of an associative array can be read out in lexicographic order.

The dictionary problem is the task of designing a data structure that implements an associative array.

They are used most for associative arrays, databases, caches, and sets.

Versions of Delphi prior to 2009 do not offer direct support for associative arrays.

An associative array can be declared using the following syntax:

It is a simple way of implementing an associative array.

It is considered a best practice to use symbols as keys to an associative array in Ruby.