# Psych::Visitors::RestrictedYAMLTree - ri - phpman

= [**Psych::Visitors::RestrictedYAMLTree](https://www.chedong.com/phpMan.php/perldoc/Psych%3A%3AVisitors%3A%3ARestrictedYAMLTree/markdown) < [Psych::Visitors::YAMLTree**](https://www.chedong.com/phpMan.php/perldoc/Psych%3A%3AVisitors%3A%3AYAMLTree/markdown)

(from gem psych-5.4.0)
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= **Constants:**

DEFAULT_PERMITTED_CLASSES:
  [not documented]


= **Class methods:**

  new

= **Instance methods:**

  accept
  visit_Symbol