radio_button(method, tag_value, options = {})
Instance Public methods
Returns a radio button tag for accessing a specified attribute (identified
by method) on an object assigned to the template (identified
by object). If the current value of method is
tag_value the radio button will be checked.
To force the radio button to be checked pass checked: true in
the options hash. You may pass HTML options there as well.
# Let's say that @post.category returns "rails":
radio_button("post", "category", "rails")
radio_button("post", "category", "java")
# => <input type="radio" id="post_category_rails" name="post[category]" value="rails" checked="checked" />
# <input type="radio" id="post_category_java" name="post[category]" value="java" />
radio_button("user", "receive_newsletter", "yes")
radio_button("user", "receive_newsletter", "no")
# => <input type="radio" id="user_receive_newsletter_yes" name="user[receive_newsletter]" value="yes" />
# <input type="radio" id="user_receive_newsletter_no" name="user[receive_newsletter]" value="no" checked="checked" />
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