Category:J: Difference between revisions
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=== Types ===
Perhaps also worth noting is that when thinking about J programs, it can be convenient to think of an instance of an array as a type. This is
J's type hierarchy supports arrays of arbitrary size and dimension, and array contents may be numeric, character or boxed. Thus, for example, we might work with an array of boxes, each box containing a one dimensional array of characters -- or, informally: strings.
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