You can add an annotation to the date column and set the annotation style to 'line', like this: http://jsfiddle.net/asgallant/WskY8/
On Thursday, June 27, 2013 5:43:45 AM UTC-4, Alex wrote: > > Hi, how can I paint in the Column chart vertical line to highlight some > date? > -- You received this message because you are subscribed to the Google Groups "Google Visualization API" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/google-visualization-api. For more options, visit https://groups.google.com/groups/opt_out.
