Create a two-dimensional array at runtime: Difference between revisions
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=={{header|J}}== |
=={{header|J}}== |
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The natural ways of creating a two dimensional array in J are <code>i.</code> and <code>$</code> |
The natural ways of creating a two dimensional array, from array dimensions, in J are <code>i.</code> and <code>$</code> |
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<lang j> array1=:i. 3 4 NB. a 3 by 4 array with arbitrary values |
<lang j> array1=:i. 3 4 NB. a 3 by 4 array with arbitrary values |
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