Creating an Array: Difference between revisions

(added J solution)
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=={{header|J}}==
"Creating an array" is topic seldom discussed in J as <i>every</i> verb takes array argument(s)
and returnreturns array results. (That is, <i>everything</i> creates an array.)
 
a=: 3 4 $ 3 1 4 1 5 9 2 6 5 3 5 8 NB. make a 3-by-4 table
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