Question

compare scalar variable and array

Answer 1

Answer: A scalar variable contains a single value (for example, one string or one number), an array variable contains an ordered list of values indexed by a positive number, and a hash contains an unordered set of key/value pairs indexed by a string (the key) that is associated with a corresponding value

Explanation:

Answer 2

Answer:

A scalar variable contains a single value (for example, one string or one number), an array variable contains an ordered list of values indexed by a positive number, and a hash contains an unordered set of key/value pairs indexed by a string (the key) that is associated with a corresponding value

Explanation:

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