When we discussed lists and arrays in Chapter 4, we learned that all lists and all arrays are one-dimensional collections of scalars. Similarly, when we discussed hashes in Chapter 5, we learned that hash values are scalars. Therefore, up to this point in our discussion of Perl, we have not been able to create arrays of arrays (also known as multidimensional arrays) or other more complex data types.
KeywordsAnonymous Data Array Reference Complex Data Structure Reference Count Address Book
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