Module linefeed::chars

Provides utilities for manipulating character values

Constants

DELETE	Character value generated by the Backspace key
EOF	Character value indicating end-of-file
ESCAPE	Character value generated by the Escape key
RUBOUT	Character value generated by the Backspace key on some systems

Functions

ctrl	Returns a control character for the given character.
escape_sequence	Returns a character sequence escaped for user-facing display.
is_ctrl	Returns whether the given character is a control character.
is_printable	Returns whether the character is printable.
meta	Returns a meta sequence for the given character.
parse_char_name	Returns a character name as a key sequence, e.g. Control-x or Meta-x.
unctrl	Returns the printable character corresponding to the given control character.
unctrl_lower	Returns the lowercase character corresponding to the given control character.