manemone

%li.page-item.prev{ class: "#{'disabled' if current_page.first?}" }
  = link_to (current_page.first? ? "#" : url), class: "page-link", "aria-label" => "First", :remote => remote do
    %span{"aria-hidden" => "true"} «
    %span.sr-only
      = t('views.pagination.first').html_safe

manemone

// Swift 4 版 (String の extension として実装)
extension String {
    // set `lower = false` in case you want "UpperCamel" output.
    func camelized(lower: Bool = true) -> String {
        guard self != "" else { return self }

        let words = lowercased().split(separator: "_").map({ String($0) })
        let firstWord: String = words.first ?? ""

        let camel: String = lower ? firstWord : String(firstWord.prefix(1).capitalized) + String(firstWord.suffix(from: index(after: startIndex)))