CSC/ECE 517 Summer 2008/wiki1 6 arraysandhashes

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Arrays and Hashes

Arrays and hashes are built into Ruby. Arrays, of course, are built into Java too, but hashes are only available through library classes. Compare Ruby and Java arrays, as well as hashes. Write equivalent code sequences in the two languages that illustrate the convenience of programming these constructs in both languages.

Arrays

While Java and Ruby both provide built-in support for arrays, they differ in the operations that can be performed on them.

Comparison of Common Operations in Ruby and Java

Creating an Array

Identifying Arrays

Adding Elements

Sorting Elements

Multidimensional Arrays

Hashes

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