TextEditor.GetHighlight (gb.form.editor)
Return the highlighting of a specific line.
  - 
Y: The line number.
 
  - 
Symbols: The list of tokens.
 
  - 
Types: The highlight style index of each token.
 
  - 
Nested: The nested highlighting index of each token. 
0 is the index of the current highlighting. 
 
  
If no highlighting is associated with the specified line, the returned arrays are set to 
NULL.