Arrays
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- a = [] # using array literal
- a = Array.new # equivalent to using literal
- a = Array.new(5) # create an array with 5 elements with value of nil.
- a = Array.new(5, 0) # create an array with 5 elements with default value of 0.
Related Examples
- #map
- Accessing elements
- Arrays and the splat (*) operator
- Arrays union, intersection and difference
- Cast to Array from any object
- Create an Array of consecutive numbers or letters
- Create Array of numbers
- Create Array of Strings
- Create Array of Symbols
- Create Array with Array::new
- Creating an Array with the literal constructor [ ]
- Decomposition
- Filtering arrays
- Get all combinations / permutations of an array
- Get unique array elements
- Inject, reduce
- Manipulating Array Elements
- Remove all nil elements from an array with #compact
- Turn multi-dimensional array into a one-dimensional (flattened) array
- Two-dimensional array