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Top Forums Shell Programming and Scripting Inserting a non printable character in a file Post 303001143 by Scott on Thursday 27th of July 2017 11:43:23 AM
Old 07-27-2017
Does ^K appear to be a single character on the screen (that is, when you move the cursor over it (in vi), does the cursor move only to the ^ or also to the K)?

catting the file will typically not show hidden characters. Use the -v option to see hidden characters.
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curs_move(3)						     Library Functions Manual						      curs_move(3)

NAME
curs_move, move, wmove - Move the Curses window cursor SYNOPSIS
#include <curses.h> int move( int y, int x ); int wmove( WINDOW *win, int y, int x ); LIBRARY
Curses Library (libcurses) STANDARDS
Interfaces documented on this reference page conform to industry standards as follows: move, wmove: XCURSES4.2 Refer to the standards(5) reference page for more information about industry standards and associated tags. DESCRIPTION
These routines move the cursor associated with the Curses window to line y and column x. They do not move the physical cursor of the ter- minal until refresh is called. The specified position is relative to (0,0), which is the upper left-hand corner of the window. NOTES
The header file <curses.h> automatically includes the header file <stdio.h>. Note that move may be a macro. RETURN VALUES
These routines return the integer ERR upon failure and OK upon successful completion. SEE ALSO
Functions: curses(3), curs_refresh(3) Others: standards(5) curs_move(3)
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