Summary According to Definition Specification Type

Table 51 lists the required and allowed entries for each definition specification type.

Table 52 and Table 53 list the keywords allowed for each definition specification type.

In each of these tables, an R indicates that an entry in these positions is required and an A indicates that an entry in these positions is allowed.

Table 51. Required/Allowed Entries for each Definition Specification Type
Type Pos. 7-21 Name Pos. 22 External Pos. 23 DS Type Pos. 24-25 Defn. Type Pos. 26-32 From Pos. 33-39 To / Length Pos. 40 Data- type Pos. 41-42 Decimal Pos. Pos. 44-80 Key- words
Data
Structure
 A A A R A A
Data
Structure
Subfield
 A A A A A A
External Subfield A R A
Standalone Field R R A A A A
Named
Constant
 R R R
Prototype R R A A A A
Prototype
Parameter
 A A A A A
Procedure
Interface
 A R A A A A
Procedure
Interface
Parameter
 R A A A A
Table 52. Data Structure, Standalone Fields, and Named Constants Keywords
Keyword Data Structure Data Structure Subfield External Subfield Standalone Field Named Constant
ALIGN A
ALT A A A
ALTSEQ A A A A
ASCEND A A A
BASED A A
CCSID A A
CLASS A
CONST1 R
CTDATA2 A A A
DATFMT A A
DESCEND A A A
DIM A A A A
DTAARA2 A A A
EXPORT2 A A
EXTFLD A
EXTFMT A A A
EXTNAME4 A
FROMFILE2 A A A
IMPORT2 A A
INZ A A A A
LEN A A A
LIKE A A
LIKEDS5 A A
LIKEREC A A
NOOPT A A
OCCURS A
OVERLAY A
PACKEVEN A
PERRCD A A A
PREFIX4 A
PROCPTR A A
QUALIFIED A
STATIC3 A A
TEMPLATE A A
TIMFMT A A
TOFILE2 A A A
VARYING A A
Notes:
  1. When defining a named constant, the keyword is optional, but the parameter to the keyword is required. For example, to assign a named constant the value '10', you could specify either CONST('10') or '10'.
  2. This keyword applies only to global definitions.
  3. This keyword applies only to local definitions.
  4. This keyword applies only to externally described data structures.
  5. This keyword applies only to program-described data structures.
Table 53. Prototype, Procedure Interface, and Parameter Keywords
Keyword Prototype (PR) Procedure Interface (PI) PR or PI Parameter
ALTSEQ A A A
ASCEND A
CCSID A A A
CLASS A A A
CONST A
DATFMT A A A
DESCEND A
DIM A A A
EXTPGM A A
EXTPROC A A
LEN A A A
LIKE A A A
LIKEFILE A
LIKEDS A A A
LIKEREC A A A
NOOPT A
OPDESC A A
OPTIONS A
PROCPTR A A A
RTNPARM A A
STATIC A A
TIMFMT A A A
VALUE A
VARYING A A A

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