Table A-1 summarizes all of the keywords. This alphabetic summary includes both the options for the ENVIRONMENT attribute and the options for I/O statements.

Table A-1 PL/I Keywords

Keyword	Abbreviation	Use
A		Format item
ABS		Preprocessor built-in function, Built-in function
ACOS		Built-in function
%ACTIVATE		Preprocessor statement
ACTUALCOUNT		Built-in function
ADD		Built-in function
ADDR		Built-in function
ADDREL		Built-in function
ALIGNED		Attribute
ALLOCATE	ALLOC	Statement
ALLOCATION	ALLOCN	Built-in function
ANY		Attribute
ANYCONDITION		Condition name
APPEND		Environment option
AREA		Data attribute, Condition name
ASIN		Built-in function
ATAN		Built-in function
ATAND		Built-in function
ATANH		Built-in function
AUTOMATIC	AUTO	Attribute
B		Format item
B1		Format item
B2		Format item
B3		Format item
B4		Format item
BACKUP_DATE		Environment option
BASED		Attribute
BATCH		Environment option
BEGIN		Statement
BINARY	BIN	Data attribute, Built-in function
BIT		Data attribute, Built-in function
BLOCK_BOUNDARY_FORMAT		Environment option
BLOCK_IO		Environment option
BLOCK_SIZE		Environment option
BOOL		Built-in function
BUCKET_SIZE		Environment option
BUILTIN		Attribute
BY		DO option
BYTE		Preprocessor built-in function, Built-in function
BYTESIZE		Built-in function
CALL		Statement
CANCEL_CONTROL_O		PUT OPTIONS option
CARRIAGE_RETURN_FORMAT		Environment option
CEIL		Built-in function
CHARACTER	CHAR	Data attribute, Built-in function
CLOSE		Statement
COLLATE		Built-in function
COLUMN	COL	Format item
CONDITION	COND	Attribute, Condition name
CONTIGUOUS		Environment option
CONTIGUOUS_BEST_TRY		Environment option
CONTROLLED	CTL	Attribute
CONVERSION	CONV	Condition name
COPY		Preprocessor built-in function, Built-in function
COS		Built-in function
COSD		Built-in function
COSH		Built-in function
CREATION_DATE		Environment option
CURRENT_POSITION		Environment option
DATE		Preprocessor built-in function, Built-in function
DATETIME		Preprocessor built-in function, Built-in function
%DEACTIVATE		Preprocessor statement
DECIMAL	DEC	Data attribute, Built-in function
%DECLARE	%DCL	Preprocessor statement
DECLARE	DCL	Statement
DECODE		Preprocessor built-in function, Built-in function
DEFAULT_FILE_NAME		Environment option
DEFERRED_WRITE		Environment option
DEFINED	DEF	Attribute
DELETE		Statement, Environment option
DESCRIPTOR	DESC	Attribute, Built-in function
%DICTIONARY		Preprocessor statement
DIMENSION	DIM	Attribute, Built-in function
DIRECT		File attribute, OPEN option
DISPLAY		Built-in subroutine
DIVIDE		Built-in function
%DO		Preprocessor statement
DO		Statement, GET and PUT I/O specifier
E		Format item
EDIT		GET option, PUT option
%ELSE		Keyword of the %IF statement
ELSE		Keyword of the IF statement
EMPTY		Built-in function
ENCODE		Preprocessor built-in function, Built-in function
%END		Preprocessor statement
END		Statement
ENDFILE		Condition name
ENDPAGE		Condition name
ENTRY		Statement, Attribute
ENVIRONMENT	ENV	File attribute, OPEN option, CLOSE option
%ERROR		Preprocessor statement
ERROR		Condition name, Preprocessor built-in function
EVERY		Built-in function
EXP		Built-in function
EXPIRATION_DATE		Environment option
EXTEND		Built-in subroutine
EXTENSION_SIZE		Environment option
EXTERNAL	EXT	Attribute
F		Format item
FAST_DELETE		DELETE OPTIONS option
%FATAL		Preprocessor statement
FILE		Attribute, Option of the GET, PUT, READ, WRITE, DELETE, REWRITE, OPEN, and CLOSE statements
FILE_ID		Environment option
FILE_ID_TO		Environment option
FILE_SIZE		Environment option
FINISH		Condition name
FIXED		Data attribute, Built-in function
FIXEDOVERFLOW	FOFL	Condition name
FIXED_CONTROL_FROM		REWRITE OPTIONS option, WRITE OPTIONS option
FIXED_CONTROL_SIZE		Environment option
FIXED_CONTROL_SIZE_TO		Environment option
FIXED_CONTROL_TO		READ OPTIONS option
FIXED_LENGTH_RECORDS		Environment option
FLOAT		Data attribute, Built-in function
FLOOR		Built-in function
FLUSH		Built-in subroutine
FORMAT		Statement
FREE		Statement, Built-in subroutine
FROM		WRITE option, REWRITE option
GET		Statement
GLOBALDEF		Attribute
GLOBALREF		Attribute
%GOTO		Preprocessor statement
GOTO	GO TO	Statement
GROUP_PROTECTION		Environment option
HBOUND		Built-in function
HIGH		Built-in function
IDENT		PROCEDURE OPTIONS option
%IF		Preprocessor statement
IF		Statement
IGNORE_LINE_MARKS		Environment option
IN		ALLOCATE option, FREE option
%INCLUDE		Preprocessor statement
INDEX		Preprocessor built-in function, Built-in function
INDEXED		Environment option
INDEX_NUMBER		DELETE OPTIONS option, READ OPTIONS option, REWRITE OPTIONS option, Environment option
%INFORM		Preprocessor statement
INFORM		Preprocessor built-in function
INITIAL	INIT	Attribute
INITIAL_FILL		Environment option
INPUT		File attribute, OPEN option
INT		Built-in function, Pseudovariable
INTERNAL	INT	Attribute
INTO		READ option
KEY		Condition name, READ option, DELETE option, REWRITE option
KEYED		File attribute, OPEN option
KEYFROM		WRITE option
KEYTO		READ option
LABEL		Attribute
LBOUND		Built-in function
LEAVE		Statement
LENGTH		Preprocessor built-in function, Built-in function
LIKE		Attribute
LINE		PUT option, Preprocessor built-in function, Format item
LINENO		Built-in function
LINESIZE		OPEN option
%LIST		Preprocessor statement
LIST		Attribute, GET option, PUT option
LOCK_ON_READ		READ OPTIONS option
LOCK_ON_WRITE		READ OPTIONS option
LOG		Built-in function
LOG10		Built-in function
LOG2		Built-in function
LOW		Built-in function
LTRIM		Preprocessor built-in function, Built-in function
MAIN		PROCEDURE OPTIONS option
MANUAL_UNLOCKING		READ OPTIONS option
MATCH_GREATER		DELETE OPTIONS option, READ OPTIONS option, REWRITE OPTIONS option
MATCH_GREATER_EQUAL		DELETE OPTIONS option, READ OPTIONS option, REWRITE OPTIONS option
MATCH_NEXT		DELETE OPTIONS option, READ OPTIONS option, REWRITE OPTIONS option
MATCH_NEXT_EQUAL		DELETE OPTIONS option, READ OPTIONS option, REWRITE OPTIONS option
MAX		Preprocessor built-in function, Built-in function
MAXIMUM_RECORD_NUMBER		Environment option
MAXIMUM_RECORD_SIZE		Environment option
MAXLENGTH		Built-in function
MEMBER		Attribute
MIN		Preprocessor built-in function, Built-in function
MOD		Preprocessor built-in function, Built-in function
MULTIBLOCK_COUNT		Environment option
MULTIBUFFER_COUNT		Environment option
MULTIPLY		Built-in function
NEXT_VOLUME		Built-in subroutine
%NOLIST		Preprocessor statement
NOLOCK		READ OPTIONS option
NONEXISTENT_RECORD		READ OPTIONS option
NONRECURSIVE		PROCEDURE option, ENTRY option
NONVARYING	NONVAR	Attribute
NORESCAN		Option of the %ACTIVATE statement
NO_ECHO		GET OPTIONS option
NO_FILTER		GET OPTIONS option
NO_SHARE		Environment option
NULL		Built-in function
OFFSET		Data attribute, Built-in function
ON		Statement
ONARGSLIST		Built-in function
ONCHAR		Built-in function, Pseudovariable
ONCODE		Built-in function
ONFILE		Built-in function
ONKEY		Built-in function
ONSOURCE		Built-in function, Pseudovariable
OPEN		Statement
OPTIONAL		Attribute
OPTIONS		File attribute, Option of the GET, PUT, READ, WRITE, DELETE, REWRITE, and PROCEDURE statements
OTHERWISE	OTHER	Keyword of the SELECT statement
OUTPUT		File attribute, OPEN option
OVERFLOW	OFL	Condition name
OWNER_GROUP		Environment option
OWNER_ID		Environment option
OWNER_MEMBER		Environment option
OWNER_PROTECTION		Environment option
P		Format item
%PAGE		Preprocessor statement
PAGE		PUT option, Format item
PAGENO		Built-in function, Pseudovariable
PAGESIZE		OPEN option
PARAMETER	PARM	Attribute
PICTURE	PIC	Data attribute
POINTER	PTR	Data attribute, Built-in function
POSINT		Built-in function, Pseudovariable
POSITION	POS	Attribute
PRECISION	PREC	Attribute
PRESENT		Built-in function
PRINT		File attribute, OPEN option
PRINTER_FORMAT		Environment option
%PROCEDURE	%PROC	Preprocessor statement
PROCEDURE	PROC	Statement
PROD		Built-in function
PROMPT		GET OPTIONS option
PURGE_TYPE_AHEAD		GET OPTIONS option
PUT		Statement
R		Format item
RANK		Preprocessor built-in function, Built-in function
READ		Statement
READONLY		Attribute
READ_AHEAD		Environment option
READ_CHECK		Environment option
READ_REGARDLESS		READ OPTIONS option
RECORD		File attribute, OPEN option
RECORD_ID		DELETE OPTIONS option, READ OPTIONS option, REWRITE OPTIONS option
RECORD_ID_ACCESS		Environment option
RECORD_ID_TO		READ OPTIONS option, REWRITE OPTIONS option, WRITE OPTIONS option
RECURSIVE		PROCEDURE option, ENTRY option
REFER		Attribute
REFERENCE		Attribute, Built-in function
RELEASE		Built-in subroutine
REPEAT		DO option
%REPLACE		Preprocessor statement
RESCAN		Option of the %ACTIVATE statement
RESIGNAL		Built-in subroutine
RETRIEVAL_POINTERS		Environment option
%RETURN		Preprocessor statement
RETURN		Statement
RETURNS		Entry attribute, PROCEDURE option, ENTRY option
REVERSE		Preprocessor built-in function, Built-in function
REVERT		Statement
REVISION_DATE		Environment option
REWIND		Built-in subroutine
REWIND_ON_CLOSE		Environment option
REWIND_ON_OPEN		Environment option
REWRITE		Statement
ROUND		Built-in function
RTRIM		Preprocessor built-in function, Built-in function
%SBTTL		Preprocessor statement
SCALARVARYING		Environment option
SEARCH		Preprocessor built-in function, Built-in function
SELECT		Statement
SEQUENTIAL	SEQL	File attribute, OPEN option
SET		READ option, ALLOCATE option
SHARED_READ		Environment option
SHARED_WRITE		Environment option
SIGN		Preprocessor built-in function, Built-in function
SIGNAL		Statement
SIN		Built-in function
SIND		Built-in function
SINH		Built-in function
SIZE		Built-in function
SKIP		GET option, PUT option, Format item
SNAP		ON statement option
SOME		Built-in function
SPACEBLOCK		Built-in subroutine
SPOOL		Environment option
SQRT		Built-in function
STATEMENT		Option of the %PROCEDURE statement
STATIC		Attribute
STOP		Statement
STORAGE		Condition name
STREAM		File attribute, OPEN option
STRING		GET option, PUT option, Built-in function, Pseudovariable
STRINGRANGE	STRG	Condition name
STRUCTURE		Attribute
SUBSCRIPTRANGE	SUBRG	Condition name
SUBSTR		Preprocessor built-in function, Built-in function, Pseudovariable
SUBTRACT		Built-in function
SUM		Built-in function
SUPERSEDE		Environment option
SYSIN		Default input file
SYSPRINT		Default output file
SYSTEM		ON statement option
SYSTEM_PROTECTION		Environment option
TAB		Format item
TAN		Built-in function
TAND		Built-in function
TANH		Built-in function
TEMPORARY		Environment option
%THEN		Keyword of the %IF statement
THEN		Keyword of the IF statement
TIME		Built-in function
TIMEOUT_PERIOD		READ OPTIONS option
%TITLE		Preprocessor statement
TITLE		OPEN option
TO		DO option
TRANSLATE		Preprocessor built-in function, Built-in function
TRIM		Preprocessor built-in function, Built-in function
TRUNC		Built-in function
TRUNCATE		Attribute, Environment option
UNALIGNED	UNAL	Attribute
UNDEFINEDFILE	UNDF	Condition name
UNDERFLOW	UFL	Condition name, PROCEDURE OPTIONS option
UNION		Attribute
UNSPEC		Built-in function, Pseudovariable
UNTIL		DO option
UPDATE		File attribute, OPEN option
USER_OPEN		Environment option
VALID		Built-in function
VALUE	VAL	Attribute, Built-in function
VARIABLE		Attribute, OPTIONS option
VARIANT		Preprocessor built-in function
VARYING	VAR	Attribute
VAXCONDITION		Condition name
VERIFY		Preprocessor built-in function, Built-in function
WAIT_FOR_RECORD		READ OPTIONS option
%WARN		Preprocessor statement
WARN		Preprocessor built-in function
WHEN		Keyword of the SELECT statement
WHILE		DO option
WORLD_PROTECTION		Environment option
WRITE		Statement
WRITE_BEHIND		Environment option
WRITE_CHECK		Environment option
X		Format item
ZERODIVIDE	ZDIV	Condition name