Requires that the value is a form that can be evaluated as a boolean in an xml document. The value must be an instance of Fixnum, String, Integer, Symbol, TrueClass or FalseClass and it must be one of 0, 1, “true”, “false”, :true, :false, true, false, “0”, or “1”


  • v (Any)

    The value validated

validate_boolean is referenced in 0 repositories