Index

Symbols

" (Quote) $ Directives & (Literal Concatenation) ' (Apostrophe) * (Multiplication) ** (Exponentiation) + (Addition) (Unary Sign Retention) , (Punctuation) - (Character in Words/Names) (Subtraction) (Unary Sign Reversal) - In Column 7 (Continuation) -b Compiler Switch -conf Compiler Switch -debug Compiler Switch, [1], [2], [3] -fdebugging-line Compiler Switch, [1] -ffold-call Compiler Switch -ffold-copy Compiler Switch, [1] -fintrinsics Compiler Switch -fintrinsics=ALL Compiler Switch -fixed Compiler Switch, [1], [2] -foptional-file Compiler Switch -free Compiler Switch, [1], [2] -fsyntax-extension Compiler Switch -ftrace Compiler Switch, [1], [2] -ftraceall Compiler Switch, [1], [2], [3], [4] -g Compiler Switch, [1], [2] -I Compiler Switch -m Compiler Switch, [1], [2] -O Compiler Switch

-o Compiler Switch, [1] -O2 Compiler Switch -Os Compiler Switch -Wobsolete Compiler Switch -x Compiler Switch, [1], [2], [3] . (Punctuation) / (Division) / In Column 7 (Comment) 01-Level Constants 66-Level Data Items 77-Level Data Items 78-Level Data Items 88-Level Data Items ; (Punctuation) >>CALL-CONVENTION >>D (Debugging Line) >>DEFINE >>DISPLAY >>ELIF >>ELSE >>END-IF >>IF >>LEAP-SECONDS >>LISTING >>PAGE >>SET >>SOURCE >>TURN \* In Column 7 (Comment) \*> (Comment) ^ (Exponentiation)

_

_ (Character in user-defined words)

A

A Sample Screen ABS ACCEPT ACCEPT data-item ACCEPT FROM COMMAND-LINE ACCEPT FROM CONSOLE ACCEPT FROM DATE/TIME ACCEPT FROM ENVIRONMENT ACCEPT FROM EXCEPTION STATUS ACCEPT FROM Runtime-Info ACCEPT FROM Screen-Info ACCEPT OMITTED ACCESS MODE DYNAMIC, [1] ACCESS MODE RANDOM, [1] ACCESS MODE SEQUENTIAL, [1], [2] ACOS ADD ADD CORRESPONDING ADD GIVING ADD TO Additional Reference Sources ADDRESS OF ADVANCING PAGE AFTER AFTER ADVANCING AFTER EXCEPTION CONDITION ALL, [1], [2] ALL INTRINSIC ALL OTHER ALLOCATE ALPHABET Alphabet-Name-Clause ALPHABETIC

Alphabetic Data Item Alphabetic Data Items ALPHANUMERIC Alphanumeric Data Item Alphanumeric Data Items Alphanumeric Literal (Hexadecimal) (Zero-Delimited) Alphanumeric Literals ALPHANUMERIC-EDITED ALSO, [1] ALTER Alternate Entry Points ALTERNATE RECORD KEY An Example ANNUITY ANY ANY LENGTH ANY NUMERIC Area '\ :code:`A`\ ' (Columns 8-11) Area '\ :code:`B`\ ' (Columns 12-72) ARGUMENT-NUMBER, [1] ARGUMENT-VALUE Arithmetic Expressions ASCENDING KEY ASCII ASIN AT END AT END + NOT AT END ATAN AUTHOR AUTO AUTO-SKIP AUTOTERMINATE

B

BACKGROUND-COLOR BASED BEEP BEFORE ADVANCING BEFORE TIME BELL Binary Truncation BIT-OF BIT-TO-CHAR

BLANK BLANK WHEN ZERO BLINK BLOCK CONTAINS BOOLEAN-OF-INTEGER Built-In System Subroutines BY CONTENT, [1], [2] BY REFERENCE, [1], [2], [3] BY VALUE, [1], [2], [3] BYTE-LENGTH, [1]

C

C Main Programs Calling GnuCOBOL Subprograms C$CALLEDBY C$CHDIR C$COPY C$DELETE C$FILEINFO C$GETPID C$JUSTIFY C$MAKEDIR C$NARG C$PARAMSIZE C$PRINTABLE C$SLEEP C$TOLOWER C$TOUPPER CALL Call Environment CALL-CONVENTION Called Program, [1] Called Program Considerations Calling Program, [1] Calling Program Considerations CANCEL Case Insensitivity CBL_AND CBL_CHANGE_DIR CBL_CHECK_FILE_EXIST CBL_CLOSE_FILE CBL_COPY_FILE CBL_CREATE_DIR CBL_CREATE_FILE CBL_DELETE_DIR CBL_DELETE_FILE CBL_EQ CBL_ERROR_PROC CBL_EXIT_PROC CBL_FLUSH_FILE CBL_GC_FORK CBL_GC_GETOPT CBL_GC_HOSTED CBL_GC_NANOSLEEP CBL_GC_PRINTABLE CBL_GC_WAITPID CBL_GET_CSR_POS CBL_GET_CURRENT_DIR CBL_GET_SCR_SIZE CBL_IMP CBL_NIMP CBL_NOR CBL_NOT CBL_OPEN_FILE CBL_OR CBL_READ_FILE CBL_READ_KBD_CHAR CBL_RENAME_FILE CBL_SET_CSR_POS CBL_SET_SCR_SIZE CBL_TOLOWER CBL_TOUPPER CBL_WRITE_FILE CBL_XOR CDF - Compiler Directing Facility CHAR CHAR-NATIONAL Class Conditions Class-Definition-Clause CLASSIFICATION CLOSE COB-CRT-STATUS COB_CC COB_CFLAGS COB_CONFIG_DIR COB_CONFIG_DIR Environment Variable COB_COPY_DIR COB_CPY_DIR Environment Variable COB_DISPLAY_WARNINGS COB_LDADD COB_LDFLAGS COB_LIBRARY_PATH COB_LIBRARY_PATH Environment Variable, [1], [2] COB_LIBS COB_LOAD_CASE COB_LOAD_CASE Environment Variable COB_PHYSICAL_CANCEL COB_PHYSICAL_CANCEL Environment Variable, [1] COB_PRE_LOAD COB_PRE_LOAD Environment Variable, [1] COB_SCREEN_ESC COB_SCREEN_ESC Environment Variable COB_SCREEN_EXCEPTIONS COB_SCREEN_EXCEPTIONS Environment Variable, [1] COB_SET_DEBUG COB_SET_DEBUG Environment Variable COB_SET_TRACE COB_SET_TRACE Environment Variable, [1] COB_SORT_MEMORY COB_SORT_MEMORY Environment Variable COB_SWITCH_n COB_SWITCH_n Environment Variable

COB_SYNC COB_TRACE_FILE cobc - The GnuCOBOL Compiler cobc option -Xref an example COBCPY COBCPY Environment Variable cobcrun - Command-line Execution COBOL Fundamentals CODE-SET COLLATING SEQUENCE, [1], [2] Collating Sequence Color Palette and Video Attributes COLOUR COLUMN Column 7 (Indicator Area) COLUMNS, [1] Columns 1-6 (Sequence Number Area) Columns 12-72 (Area B) Columns 73-80 (Program Name Area) Columns 8-11 (Area A) Combined Conditions COMBINED-DATETIME Combining GnuCOBOL and C Programs COMMAND-LINE Comments COMMIT COMMON Common Clauses on Executable Statements Common reserved words Compilation Group, [1] Compilation Time Environment Variables Compilation Unit, [1] Compiler Configuration Files Compiler Switches, -b Compiler Switches, -conf Compiler Switches, -debug, [1], [2], [3] Compiler Switches, -fdebugging-line, [1] Compiler Switches, -ffold-call Compiler Switches, -ffold-copy, [1] Compiler Switches, -fintrinsics Compiler Switches, -fintrinsics=ALL Compiler Switches, -fixed, [1], [2] Compiler Switches, -foptional-file Compiler Switches, -free, [1], [2] Compiler Switches, -fsyntax-extension Compiler Switches, -ftrace, [1], [2] Compiler Switches, -ftraceall, [1], [2], [3], [4] Compiler Switches, -g, [1], [2] Compiler Switches, -I Compiler Switches, -m, [1], [2] Compiler Switches, -O Compiler Switches, -o, [1] Compiler Switches, -O2 Compiler Switches, -Os Compiler Switches, -Wobsolete Compiler Switches, -x, [1], [2], [3] Compiling Programs COMPUTE COMPUTE Versus ADD-SUBTRACT-MULTIPLY-DIVIDE CONCAT CONCATENATE Concurrent Access to Files Condition Condition Names, [1] Conditional Expressions CONFIGURATION SECTION CONSOLE CONSOLE IS CRT CONSTANT, [1], [2], [3] Contained Subprograms CONTENT CONTENT-LENGTH CONTENT-OF Continuation (- in Column 7) CONTINUE CONTROL, [1], [2] Control Break, [1] Control Field Control Footing Control Heading Control Hierarchy, [1] (Revisited) CONVERSION, [1] CONVERTING COPY Copybook, [1] Copybook Naming Conventions and Usage Copybooks Copyright CORRESPONDING COS COUNT Cross Reference listing using cobxref CRT STATUS CRT STATUS Codes CURRENCY SIGN CURRENCY-SYMBOL current character pointer CURRENT-DATE CURSOR IS

D

D In Column 7 (Debugging Line) Data Data Definition Principles Data Description Clauses DATA DIVISION Data Initialization Data Item, [1] Data Item Coding and Naming Conventions DATA RECORD DataTypes Date Format DATE-COMPILED DATE-MODIFIED DATE-OF-INTEGER DATE-TO-YYYYMMDD DATE-WRITTEN DAY-OF-INTEGER DAY-TO-YYYYDDD DB_HOME DB_HOME Environment Variable DEBUG-ITEM Special Register DEBUGGING MODE DECIMAL POINT IS COMMA DECLARATIVES DEFAULT DEFINED

DELETE DELIMITED BY, [1] DELIMITER DEPENDING ON DESCENDING KEY Detail Group Detail Report detail report, [1] Direct Execution DISPLAY DISPLAY data-item (Microsoft v1-v2) DISPLAY UPON COMMAND-LINE DISPLAY UPON device DISPLAY UPON ENVIRONMENT-NAME DISPLAY-OF DIVIDE DIVIDE BY GIVING DIVIDE INTO DIVIDE INTO GIVING Division Divisions Divisions Organize Programs DUPLICATES, [1], [2] Dynamic Subprogram, [1] Dynamic vs Static Subprograms Dynamically Loaded Subprograms

E

E Elementary Item, [1] ELSE EMPTY-CHECK END-OF-PAGE ENTRY Entry-point Entry-point Name ENVIRONMENT ENVIRONMENT DIVISION Environment Variables, COB_CONFIG_DIR Environment Variables, COB_CPY_DIR Environment Variables, COB_LIBRARY_PATH, [1], [2] Environment Variables, COB_LOAD_CASE Environment Variables, COB_PHYSICAL_CANCEL, [1] Environment Variables, COB_PRE_LOAD, [1] Environment Variables, COB_SCREEN_ESC Environment Variables, COB_SCREEN_EXCEPTIONS, [1] Environment Variables, COB_SET_DEBUG Environment Variables, COB_SET_TRACE, [1] Environment Variables, COB_SORT_MEMORY Environment Variables, COB_SWITCH_n Environment Variables, COBCPY Environment Variables, DB_HOME Environment Variables, LANG, [1], [2], [3], [4] Environment Variables, LD_LIBRARY_PATH Environment Variables, PATH Environment Variables, TEMP, [1] Environment Variables, TMP, [1] Environment Variables, TMPDIR, [1] Environment Variables: Compilation-Time

Environment Variables: Run-Time ENVIRONMENT-NAME ENVIRONMENT-VALUE EOL EOS ERASE ERROR Error Exception Codes Error Type Strings ESCAPE KEY EVALUATE EVENT STATUS EXAMINE EXCEPTION STATUS EXCEPTION-FILE EXCEPTION-FILE-N EXCEPTION-LOCATION EXCEPTION-LOCATION-N EXCEPTION-STATEMENT EXCEPTION-STATUS Exceptions Executable File Executing Dynamically-Loadable Libraries Execution Thread EXHIBIT EXIT EXP EXP10 EXTEND EXTERNAL EXTERNAL Data Items Extra (obsolete) context sensitive words

F

FACTORIAL FALSE Figurative Constants, [1] File I/O File I/O Environment Variables and/or dictionary file File OPEN Modes FILE SECTION File Sharing FILE STATUS File Status Codes File-Based SORT FILE-SECTION-Data-Item File/Sort-Description Files FILLER FINAL FIRST DETAIL Fixed Format Mode, [1], [2]

FOLDCOPYNAME FOOTING FOOTING AT FOREGROUND-COLOR FOREVER Format of Program Source Lines FORMATTED-CURRENT-DATE FORMATTED-DATE FORMATTED-DATETIME FORMATTED-TIME FRACTION-PART FREE Free Format Mode, [1], [2] FROM, [1], [2], [3] FROM CRT FULL FUNCTION FUNCTION-ID Functions

G

General Environment General instructions GENERATE Generated Report Pages GIVING, [1], [2], [3] GLOBAL GLOBAL Data Items Glossary of Terms GNU Free Documentation License GnuCOBOL Compile time Options GnuCOBOL Main Programs CALLing C Subprograms

GnuCOBOL Run-Time Library Requirements GnuCOBOL Statements GnuCobol use SQL for files GO TO GO TO DEPENDING ON GOBACK Goto GRAPHICS GROUP INDICATE Group Item, [1] Grouped Word Lists by feature and function

H

Header line HEADING HEX-OF HEX-TO-CHAR

Hexadecimal Alphanumeric Literal, [1] Hexadecimal Numeric Literal, [1] HIGHEST-ALGEBRAIC HIGHLIGHT How RWCS Builds Report Pages

I

I-O IDENTIFICATION DIVISION Identifiers IF Imperative Statement Independent Subprograms Independent vs Contained vs Nested Subprograms INDEXED BY, [1] Indexing Indicator Area (Column 7) INITIAL, [1] INITIALIZE INITIALIZED INITIATE Inline PERFORM INPUT INPUT PROCEDURE INPUT-OUTPUT SECTION

INSPECT INSTALLATION INTEGER INTEGER-OF-BOOLEAN INTEGER-OF-DATE INTEGER-OF-DAY INTEGER-OF-FORMATTED-DATE INTEGER-PART Interfacing to Other Environments Interfacing With The OS Internal registers INTO, [1], [2] INTRINSIC Intrinsic Function Intrinsic Functions Introducing COBOL Introduction INVALID KEY + NOT INVALID KEY

J

JUSTIFIED

K

KEY, [1], [2]

Key definition

L

Label LABEL RECORD LANG Environment Variable, [1], [2], [3], [4] Language Reserved Words LAST CONTROL LAST DETAIL LD_LIBRARY_PATH LD_LIBRARY_PATH Environment Variable LEADING, [1], [2], [3] LEFTLINE LENGTH, [1] LENGTH-AN LENGTH-CHECK Level Number LINAGE IS n LINES LINAGE-COUNTER Special Register, [1] LINE LINE ADVANCING LINE-COUNTER LINE-COUNTER Special Register, [1], [2], [3] LINES, [1] LINES AT BOTTOM LINES AT TOP

LINKAGE SECTION List of Intrinsic Functions Literal Literal Concatenation (&) Literals (Alphanumeric) (Numeric) LOCAL-STORAGE SECTION LOCALE LOCALE Names LOCALE-COMPARE LOCALE-DATE LOCALE-TIME LOCALE-TIME-FROM-SECONDS Locating Copybooks LOCK, [1] LOCK ON LOG LOG10 LOWER, [1] LOWER-CASE LOWEST-ALGEBRAIC LOWLIGHT

M

Main Program Main program Marking Changes in Programs Matching C Data Types with GnuCOBOL USAGE's MAX MEAN MEDIAN MEMORY SIZE MERGE MIDRANGE MIN MOD MODE IS BLOCK MODULE-CALLER-ID

MODULE-DATE MODULE-FORMATTED-DATE MODULE-ID MODULE-PATH MODULE-SOURCE MODULE-TIME MONETARY-DECIMAL-POINT MONETARY-THOUSANDS-SEPARATOR MOVE MOVE CORRESPONDING MULTIPLE FILE multiple record locking MULTIPLY MULTIPLY BY MULTIPLY GIVING

N

NATIONAL National Character set, [1] NATIONAL-EDITED NATIONAL-OF NATIVE Negated Conditions Nested Subprograms NEXT, [1] NEXT GROUP NEXT PAGE, [1] NEXT SENTENCE NO ADVANCING NO REWIND, [1] NO UPDATE NO-ECHO NOFOLDCOPYNAME NORMAL NOT NOT INVALID KEY

NOT ON EXCEPTION NOT ON OVERFLOW NOT ON SIZE ERROR Null Terminated Literals NUMERIC Numeric Data Item Numeric Data Items Numeric Edited Numeric Edited Data Item Numeric Literal (Hexadecimal) Numeric Literals NUMERIC SIGN TRAILING SEPARATE NUMERIC-DECIMAL-POINT NUMERIC-EDITED NUMERIC-THOUSANDS-SEPARATOR NUMVAL NUMVAL-C NUMVAL-C-2 NUMVAL-F

O

OBJECT-COMPUTER OCCURS OFF OFF STATUS OMITTED ON EXCEPTION + NOT ON EXCEPTION ON OVERFLOW + NOT ON OVERFLOW ON SIZE ERROR + NOT ON SIZE ERROR ON STATUS OPEN OPTIONAL, [1] ORD ORD-MAX

ORD-MIN ORGANISATION INDEXED ORGANISATION LINE SEQUENTIAL ORGANISATION RELATIVE ORGANISATION SEQUENTIAL ORGANIZATION INDEXED ORGANIZATION LINE SEQUENTIAL ORGANIZATION RELATIVE ORGANIZATION SEQUENTIAL OUTPUT OUTPUT PROCEDURE, [1] overflow condition OVERLINE OVERRIDE

P

PAGE Page Footing Page Heading PAGE LIMITS PAGE-COUNTER PAGE-COUNTER Special Register, [1], [2] PARAMETER PATH PATH Environment Variable PERFORM perform scope PI PICTURE, [1] POINTER Predefined Compilation Variables PRESENT WHEN PRESENT-VALUE PREVIOUS Primary Entry-Point PRINTER PRINTING

Procedural PERFORM Procedure PROCEDURE DIVISION PROCEDURE DIVISION CHAINING PROCEDURE DIVISION RETURNING PROCEDURE DIVISION Sections and Paragraphs PROCEDURE DIVISION Sections Versus Paragraphs PROCEDURE DIVISION USING Procedure name Procedure Names Procedures Program, [1] Program Arguments Program Name Area (Columns 73-80) Program Structure PROGRAM-ID Programmer Productivity Programming for XFD Programming Style Suggestions PROMPT PROTECTED Punctuation

Q

Qualification

Qualification of Data Names

R

RANDOM Random READ RANGE READ Readability of Programs READY TRACE Record, [1] RECORD CONTAINS RECORD DELIMITER RECORD IS VARYING RECORD KEY, [1] Record Locking RECORDING MODE RECURSIVE Recursive Subprogram Recursive Subprograms REDEFINES REEL REFERENCE Reference Modifiers Relation Conditions RELATIVE KEY, [1], [2] RELEASE REM REMAINDER, [1] REMARKS RENAMES REPLACE REPLACING, [1], [2], [3] Report Footing

Report Group Report Group Definitions Report Heading Report I/O REPORT IS REPORT SECTION REPORT SECTION Data Items Report Writer Features Report Writer Usage REPOSITORY REQUIRED RESERVE Reserved Word Reserved Word List Reserved Words, [1] RESET RESET TRACE RETURN RETURN-CODE Special Register, [1], [2], [3], [4], [5], [6], [7], [8], [9], [10], [11], [12], [13], [14], [15], [16], [17], [18], [19], [20], [21], [22], [23], [24], [25], [26], [27], [28], [29], [30], [31], [32], [33], [34], [35], [36], [37], [38], [39], [40], [41], [42], [43] RETURNING, [1], [2], [3] REVERSE REVERSE-VIDEO REVERSED REWRITE ROLLBACK ROUNDED RUN Run Time Environment Variables Running Programs RWCS Lexicon

S

SAME AS SAME RECORD AREA SAME SORT SAME SORT-MERGE SCREEN CONTROL Screen Formatting Features Screen I/O SCREEN SECTION SCROLL SCROLL DOWN SCROLL UP SEARCH SEARCH ALL Search Index SECONDS-FROM-FORMATTED-TIME SECONDS-PAST-MIDNIGHT SECURE SECURITY SEGMENT-LIMIT SELECT Sentence, [1] SEPARATE CHARACTER Sequence Number Area (Columns 1-6) Sequential READ SET, [1] SET ADDRESS SET ATTRIBUTE SET Condition Name SET ENVIRONMENT SET Index SET LAST EXCEPTION SET Program-Pointer SET Switch SET UP/DOWN SHARING, [1] Sharing Data Between Calling and Called Programs SIGN Sign Conditions SIGN IS Simple GO TO Simple MOVE SIN single record locking SIZE So What is GnuCOBOL? SORT SORT STATUS Sorting and Merging Data SOURCE SOURCE IS Source Line Format, Fixed, [1] Source Line Format, Free, [1] SOURCE-COMPUTER Sparse Keys Special Data Items Special Registers, [1] Special Registers, DEBUG-ITEM Special Registers, LINAGE-COUNTER, [1] Special Registers, LINE-COUNTER, [1], [2], [3] Special Registers, PAGE-COUNTER, [1], [2] Special Registers, RETURN-CODE, [1], [2], [3], [4], [5], [6], [7], [8], [9], [10], [11], [12], [13], [14], [15], [16], [17], [18], [19], [20], [21], [22], [23], [24], [25], [26], [27], [28], [29], [30], [31], [32], [33], [34], [35], [36], [37], [38], [39], [40], [41], [42], [43] SPECIAL-NAMES

Split Keys SQRT STANDARD-1 STANDARD-2 STANDARD-COMPARE STANDARD-DEVIATION START Statement, [1] STATIC Static Subprogram, [1] STATUS STDCALL STDERR STDIN STDOUT STEP STOP STORED-CHAR-LENGTH STRING String Allocation Differences Between GnuCOBOL and C String Manipulation Structured Data Sub-Programming Subprogram, [1] Subprogram Arguments Subprogram Execution Flow Subprogram Types Subroutine, [1] Subroutine Execution Flow Subscripting SUBSTITUTE SUBSTITUTE-CASE SUBTRACT SUBTRACT CORRESPONDING SUBTRACT FROM SUBTRACT GIVING SUM SUM OF Summary of Document Changes Summary Report summary report, [1] SUPPRESS, [1] SUPPRESS WHEN Switch-Definition-Clause SWITCH-n Switch-Status Conditions SWn Symbolic-Characters-Clause SYNCHRONIZED Syntax Diagram Conventions SYSERR SYSIN SYSIPT SYSLIST SYSLST SYSOUT SYSTEM System names System names: device System names: feature System names: switch System routines

T

Table Handling Table References Table SORT Table Subscripting versus Table Indexing TALLYING TAN TEMP TEMP Environment Variable, [1] TERMINATE TEST-DATE-YYYYMMDD TEST-DAY-YYYYDDD TEST-FORMATTED-DATETIME TEST-NUMVAL TEST-NUMVAL-C TEST-NUMVAL-F The Anatomy of a Report

The Anatomy of a Report Page The COBOL Language - The Basics THRU TIME OUT TIMEOUT TIMES TMP, [1] TMP Environment Variable, [1] TMPDIR, [1] TMPDIR Environment Variable, [1] TO TRAILING, [1], [2], [3] TRANSFORM TRIM Turning PHYSICAL Page Formatting Into LOGICAL Formatting TYPE TYPEDEF

U

UNDERLINE UNLOCK UNSIGNED UNSTRING UNTIL UNTIL EXIT UPDATE, [1] UPON, [1] UPON CRT UPON CRT-UNDER UPPER, [1] UPPER-CASE

USAGE USE AFTER STANDARD ERROR PROCEDURE USE BEFORE REPORTING USE FOR DEBUGGING Use of Periods Use of VERB/END-VERB Constructs USER NAME User-Defined Function, [1] User-Defined Function Execution Flow User-Defined Names User-Defined Words USING, [1], [2], [3], [4], [5]

V

VALUE, [1], [2] VALUE OF

VARIANCE VARYING, [1], [2] Verb, [1]

W

WHEN, [1] WHEN OTHER, [1] WHEN-COMPILED Why YOU Should Learn COBOL WITH FILLER

WITH IGNORE LOCK WITH LOCK WITH TEST WORKING-STORAGE SECTION WRITE

X

X"91" X"E4" X"E5"

X"F4" X"F5" XFD Directives

Y

YEAR-TO-YYYY

Z

Zero-Delimited Alphanumeric Literals, [1]