method

build_options

v3.2.13 - Show latest stable - Class: ActionView::Helpers::DateTimeSelector

build_options(selected, options = {})

private

Build select option html from date value and options.

build_options(15, :start => 1, :end => 31)
=> "<option value="1">1</option>
    <option value="2">2</option>
    <option value="3">3</option>..."

If :step options is passed

build_options(15, :start => 1, :end => 31, :step => 2)
=> "<option value="1">1</option>
    <option value="3">3</option>
    <option value="5">5</option>..."

# File actionpack/lib/action_view/helpers/date_helper.rb, line 863
        def build_options(selected, options = {})
          start         = options.delete(:start) || 0
          stop          = options.delete(:end) || 59
          step          = options.delete(:step) || 1
          options.reverse_merge!({:leading_zeros => true, :ampm => false, :use_two_digit_numbers => false})
          leading_zeros = options.delete(:leading_zeros)

          select_options = []
          start.step(stop, step) do |i|
            value = leading_zeros ? sprintf("%02d", i) : i
            tag_options = { :value => value }
            tag_options[:selected] = "selected" if selected == i
            text = options[:use_two_digit_numbers] ? sprintf("%02d", i) : value
            text = options[:ampm] ? AMPM_TRANSLATION[i] : text
            select_options << content_tag(:option, text, tag_options)
          end
          (select_options.join("\n") + "\n").html_safe
        end

build_options

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