class Array

Public Instance Methods

to_param() click to toggle source

Calls to_param on all its elements and joins the result with slashes. This is used by url_for in Action Pack.

# File lib/active_support/core_ext/object/to_query.rb, line 40
def to_param
  collect(&:to_param).join '/'
end

to_query(key) click to toggle source

Converts an array into a string suitable for use as a URL query string, using the given key as the param name.

['Rails', 'coding'].to_query('hobbies') # => "hobbies%5B%5D=Rails&hobbies%5B%5D=coding"

# File lib/active_support/core_ext/object/to_query.rb, line 48
def to_query(key)
  prefix = "#{key}[]"

  if empty?
    nil.to_query(prefix)
  else
    collect { |value| value.to_query(prefix) }.join '&'
  end
end