cat -A filename would not perform for me, and only replaces tabs with ^I and destinations $ at the end of the road. How can I benefit from cat to print out a file with all tabs and Areas clearly marked?قسم الأسرة والطفل غرف نوم مودرن بالصور , اروع غرف نوم حديثة , صور غرف نوم للعرسان ب�