method

radio_button

v1_8_6_287 - Show latest stable - 0 notes - Class: CGI::HtmlExtension

radio_button(name = "", value = nil, checked = nil) public

Generates a radio-button Input element.

name is the name of the input field. value is the value of the field if checked. checked specifies whether the field starts off checked.

Alternatively, the attributes can be specified as a hash.

  radio_button("name", "value")
    # <INPUT TYPE="radio" NAME="name" VALUE="value">

  radio_button("name", "value", true)
    # <INPUT TYPE="radio" NAME="name" VALUE="value" CHECKED>

  radio_button("NAME" => "name", "VALUE" => "value", "ID" => "foo")
    # <INPUT TYPE="radio" NAME="name" VALUE="value" ID="foo">

Show source

# File lib/cgi.rb, line 1886
    def radio_button(name = "", value = nil, checked = nil)
      attributes = if name.kind_of?(String)
                     { "TYPE" => "radio", "NAME" => name,
                       "VALUE" => value, "CHECKED" => checked }
                   else
                     name["TYPE"] = "radio"
                     name
                   end
      input(attributes)
    end

radio_button

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