Makes it easier to access parts of an array.
Equal to self[4].
# File lib/active_support/core_ext/array/access.rb, line 42 def fifth self[4] end
Equal to self[41]. Also known as accessing "the reddit".
# File lib/active_support/core_ext/array/access.rb, line 47 def forty_two self[41] end
Equal to self[3].
# File lib/active_support/core_ext/array/access.rb, line 37 def fourth self[3] end
Returns the tail of the array from position.
%w( a b c d ).from(0) # => %w( a b c d ) %w( a b c d ).from(2) # => %w( c d ) %w( a b c d ).from(10) # => nil %w().from(0) # => nil
# File lib/active_support/core_ext/array/access.rb, line 12 def from(position) self[position..-1] end
Equal to self[1].
# File lib/active_support/core_ext/array/access.rb, line 27 def second self[1] end
Equal to self[2].
# File lib/active_support/core_ext/array/access.rb, line 32 def third self[2] end
Returns the beginning of the array up to position.
%w( a b c d ).to(0) # => %w( a ) %w( a b c d ).to(2) # => %w( a b c ) %w( a b c d ).to(10) # => %w( a b c d ) %w().to(0) # => %w()
# File lib/active_support/core_ext/array/access.rb, line 22 def to(position) self[0..position] end
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