Pointers and references: Difference between revisions
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J's "boxes" are, in essence, pointers (except with pass-by-value semantics instead of pass-by-reference semantics, and J does not allow arithmetic on boxes). |
J's "boxes" are, in essence, pointers (except with pass-by-value semantics instead of pass-by-reference semantics, and J does not allow arithmetic on boxes). |
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< used monadically boxes its argument (much like C's & creates a pointer to a value). |
<code><</code> used monadically boxes its argument (much like C's <code>&</code> creates a pointer to a value). |
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> used monadically unboxes its argument (much like C's * dereferences a pointer). |
<code>></code> used monadically unboxes its argument (much like C's <code>*</code> dereferences a pointer). |
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=={{header|Java}}== |
=={{header|Java}}== |
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