A perl oneliner would do: perl -i.bak -pe 's/[^[:ascii:]]//g' <your file>
-i says that the file is going to be edited inplace, and the backup is going to be saved with extension .bak.
A perl oneliner would do: perl -i.bak -pe 's/[^[:ascii:]]//g' <your file>
-i says that the file is going to be edited inplace, and the backup is going to be saved with extension .bak.