associative array


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associative array

(programming)
(Or "hash", "map", "dictionary") An array where the indices are not just integers but may be arbitrary strings.

awk and its descendants (e.g. Perl) have associative arrays which are implemented using hash coding for faster look-up.
References in periodicals archive ?
* Enhancements to associative arrays, including a contextual ribbon tab during array creation, enable faster and easier creation of objects in a pattern.
They provide convenient libraries for lists, associative arrays, strings, regular expressions, and I/O.
Floyd's Algorithm--Iterative that language, with particular emphasis on its associative arrays (which are used to implement set in Program F2).

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