instance method `parameterize`

Ruby on Rails 2.2.3

Since v2.2.3

Available in: v2.2.3 v2.3.18 v3.0.20 v3.1.12 v3.2.22.5 v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

parameterize(string, sep = '-')

Replaces special characters in a string so that it may be used as part of a ‘pretty’ URL.

Examples

class Person
  def to_param
    "#{id}-#{name.parameterize}"
  end
end

@person = Person.find(1)
# => #<Person id: 1, name: "Donald E. Knuth">

<%= link_to(@person.name, person_path %>
# => <a href="/person/1-donald-e-knuth">Donald E. Knuth</a>

Parameters

string req
sep opt = '-'

Source

# File activesupport/lib/active_support/inflector.rb, line 259
    def parameterize(string, sep = '-')
      re_sep = Regexp.escape(sep)
      # replace accented chars with ther ascii equivalents
      parameterized_string = transliterate(string)
      # Turn unwanted chars into the seperator
      parameterized_string.gsub!(/[^a-z0-9\-_\+]+/i, sep)
      # No more than one of the separator in a row.
      parameterized_string.squeeze!(sep)
      # Remove leading/trailing separator.
      parameterized_string.gsub!(/^#{re_sep}|#{re_sep}$/i, '')
      parameterized_string.downcase
    end

Defined in activesupport/lib/active_support/inflector.rb line 259 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveSupport::Inflector

Signature

Examples

Parameters