$parser
$parser : object
Parser object
Double quoted string inside a tag.
__construct(object $parser, \_smarty_parsetree $subtree)
Create parse tree buffer for double quoted string subtrees
| object | $parser | parser object  | 
                            
| \_smarty_parsetree | $subtree | parsetree buffer  | 
                            
append_subtree(\_smarty_parsetree  $subtree) 
                Append buffer to subtree
| \_smarty_parsetree | $subtree | parsetree buffer  |