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| Config::AST::Node::Null(3) | User Contributed Perl Documentation | Config::AST::Node::Null(3) |
NAME
Config::AST::Node::Null - a null nodeDESCRIPTION
Implements null node - a node returned by direct retrieval if the requested node is not present in the tree.In boolean context, null nodes evaluate to false.
METHODS
$node->is_null
Returns true.$node->as_string
Returns the string "(null)".$node->value
Returns "undef".SEE ALSO
Config::AST, Config::AST::Node.| 2019-08-28 | perl v5.32.1 |
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