Create a two-dimensional array at runtime: Difference between revisions
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The <code>[http://www.lispworks.com/documentation/HyperSpec/Body/m_assert.htm assert]</code> will allow the user to reenter the dimensions if they are not positive integers.
==[[Forth]]==
[[Category:Forth]]
: cell-matrix
create ( width height "name" ) over , * cells allot
does> ( x y -- addr ) dup cell+ >r @ * + cells r> + ;
5 5 cell-matrix test
36 0 0 test !
0 0 test @ . \ 36
==[[Java]]==
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