abstract class $IS_NIL


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



Public


Features
is_nil : BOOL ;

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