{{ options.foo_bar__required }}
, the option key is foo_bar__required
. The appearance and behavior of the option's form element is based on flags in in the option key β in this example, only the "required" flag is in use.options
variable, which is a hash having key-value pairs for each option key and option value. The option key must only contain ASCII numbers, lowercase letters, and underscores. The option key is reformatted for use as the option name presented to the user β underscores are replaced by spaces, and the entire line is sentence-cased.options.foobar
) at least once.event
, shop
, cache
, and any event subject variables.