abstract class $IS_NIL


Descendants
$NIL RECTANGLE $STRINGS $STRING{_}
$STRING{_,_,_} BINSTR $TEXT_STRING{_} $TEXT_STRING{_,_,_}
RUNES HEX_STR STR $SEARCH{_,_}
$FSTRINGS $FSTRING{_} FBINSTR $FTEXT_STRING{_}
$FTEXT_STRING{_,_,_} FSTR FRUNES RAT
TOKEN $VALUE{_} $ORDERED{_} TIME_STAMP
TIMES UNICODE $CHAR{_} RUNE
CHAR CHAR_CODE ANGLE ELAPSED
$DATES{_} DATES ERA_DATES ANGLED
$NFE{_} MONEY $WHOLE_NUM{_} $CARDINAL{_}
FIELD CARD $INTEGER{_} INT
INTI $ARITHMETIC{_} $COMPLEX{_,_} CPXD
CPX $SIMPLE_NUM{_} $RATIONAL{_} $REAL{_}
FLT FLTD ORDER_WEIGHT $ENUMS{_}
CURSOR_ERRORS CAL_DISPLAY_ORDERS NUM_SIGNS ADDRESS_KEYS
SALUTATIONS SYS_CHANS MAP_PARTS MON_SPACING
FILE_LOCS ERE_LEX_TOKENS SCRIPTS PATH_KINDS
CHAR_CLASS CHAR_MAPPINGS ERE_ERROR_KINDS NAME_CODES
CONDITIONALS MONETARY_UNITS ADDRESS_CODES ACCESS_CODES
CAT_STANDARDS CODE_KINDS FLUSH_CMDS UNITS
INFO_KINDS DATE_FORMS UNIT_KINDS FILE_MODES
PERMISSIONS TRI_STATE CATEGORIES MONTHS
PHONE_CODES TIME_SUFFIX SIGN_POSITIONS CONVERSION_RESULTS
SYMBOLS DATE_SUFFICES WEEKDAYS DT_CODES
FILE_KINDS DIRECTIONS VERSION_KEYS SYS_EXCEPT
MAP_MODES



Public


Features
is_nil : BOOL ;

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