Various attributes

  $\blacktriangleright$ n.LINENUMBER

 
  The expression returns the line number of the node n in the Fortran code.

• n (input AST) is a statement.
• The attribute returns an line number (INT)

  $\blacktriangleright$ t.SAVE(f)

 
  This expression saves the AST t in the file of name f.

• t (input AST) is the AST to be saved.
• f (input STRING) is the filename.
• if a problem occurs then the attribute returns FALSE else TRUE.