Working with Arrays

Arrays are like bags that contain things

While numbers, Strings, true, false, and nil all represent simple, primitive things, Arrays are more interesting, and very useful.

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An Array is an object that stores other objects.

An Array is created by separating values by commas, and enclosing this list with square brackets, like so:

This is a simple Array that holds three numbers.

An Array is created by listing objects, separated by commas, and enclosed by square brackets.

Arrays can contain all kinds of things:

This creates an Array with 5 elements, i.e. a bag that contains 5 things: a string, a number, true, a symbol, and another number.

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Arrays can contain all kinds of objects.

Note that in Ruby ...