I have the following formula: =REGEXEXTRACT(source!A2,^[\w\s\-]+)where  source!A2=Ancien March Saint-Jacques (1125, rue Ontario Est) and I would like to extract Ancien March Saint-Jacqueshowever I'm getting an error sayingInvalid escape sequence: \Any other idea on how to deal with the french characters?
REGEXEXTRACT and French accents in Google Spreadsheets
google spreadsheets;regex
Well, I got it to work changing my expression to: ^[\w\s\\--']+ so double escaping seems to be required in this case