Die folgenden Themen werden behandelt:
Beispiel 2 — DEFINE DATA LOCAL (Array-Definition/Initialisierung)
Beispiel 3 — DEFINE DATA (View-Definition, Array-Redefinition)
Beispiel 4 — DEFINE DATA (Global, Parameter und Local Data Areas)
** Example 'DDAEX1': DEFINE DATA
************************************************************************
DEFINE DATA LOCAL
1 #VAR1 (A15)
1 #VAR2
2 #VAR2A (N4.1) INIT <1111>
2 #VAR2B (N6.2) INIT <222222>
1 REDEFINE #VAR2
2 #VAR2C (A2)
2 #VAR2D (A2)
2 #VAR2E (A6)
END-DEFINE
*
WRITE NOTITLE '=' #VAR2A / '=' #VAR2B /
'=' #VAR2C / '=' #VAR2D / '=' #VAR2E
*
END
Ausgabe des Programms DDAEX1:
#VAR2A: 1111.0 #VAR2B: 222222.00 #VAR2C: 11 #VAR2D: 11 #VAR2E: 022222
** EXAMPLE 'DDAEX2': DEFINE DATA (array definition/initialization)
************************************************************************
DEFINE DATA LOCAL
**=============================================
1 #A01 (A5/1:4) INIT <'A','B',,'D'>
1 #A02 (A5/1:4) INIT (V) <'A','B'>
(4) <'D'>
1 #A03 (A5/1:4) INIT (*) <'A'>
1 #A04 (A5/1:4) INIT (2) <'B'>
(3) <'C'>
1 #A05 (A5/1:4) INIT (2:3) <'X'>
(4) <'D'>
1 #A06 (A5/1:4) INIT (*) <'X'>
(3) <'C'>
**---------------------------------------------
1 #A10 (A5/1:4) INIT FULL LENGTH <'X'>
1 #A11 (A5/1:4) INIT FULL LENGTH <,'B',,'D'>
1 #A12 (A5/1:4) INIT (V) FULL LENGTH <'A','B'>
1 #A13 (A5/1:4) INIT (2) FULL LENGTH <'B'>
1 #A14 (A5/1:4) INIT (*) FULL LENGTH <'X'>
**---------------------------------------------
1 #A20 (A5/1:4) INIT LENGTH 2 <'A'>
1 #A21 (A5/1:4) INIT (2) LENGTH 2 <'B'>
(3) LENGTH 3 <'C'>
1 #A22 (A5/1:4) INIT (3:4) LENGTH 2 <'X'>
1 #A23 (A5/1:4) INIT (V) LENGTH 2 <,'B',,'D'>
**---------------------------------------------
1 #A30 (A5/1:4) INIT ALL <'Z'>
1 #A31 (A5/1:4) INIT ALL FULL LENGTH <'Z'>
1 #A32 (A5/1:4) INIT ALL LENGTH 2 <'Z'>
**=============================================
1 #B01 (A5/1:2,1:4) INIT (2,V) <'A','B',,'D'>
1 #B02 (A5/1:2,1:4) INIT (1,*) <'X'>
(1,2) <'B'>
(2,3) <'F'>
1 #B03 (A5/1:2,1:4) INIT (1,1:2) <'X'>
(1,4) <'Y'>
1 #B04 (A5/1:2,1:4) INIT (V,1) <'A1','A2'>
1 #B05 (A5/1:2,1:4) INIT (V,*) <'X','Y'>
**---------------------------------------------
1 #B10 (A5/1:2,1:4) INIT ALL <'Z'>
1 #B11 (A5/1:2,1:4) INIT (1,*) FULL LENGTH <'Z'>
1 #B12 (A5/1:2,1:4) INIT (*,*) FULL LENGTH <'Z'>
1 #B13 (A5/1:2,1:4) INIT (1,*) LENGTH 2 <'Z'>
1 #B14 (A5/1:2,1:4) INIT (1,V) FULL LENGTH <'A',,'C'>
(2,V) FULL LENGTH <'E','F'>
1 #B15 (A5/1:2,1:4) INIT (1,*) FULL LENGTH <'X'>
(2,*) FULL LENGTH <'Y'>
(2,4) FULL LENGTH <'Z'>
*
END-DEFINE
**=============================================
WRITE 7X '(1) (2) (3) (4)'
WRITE (AD=V) '=' #A01(*)
WRITE (AD=V) '=' #A02(*)
WRITE (AD=V) '=' #A03(*)
WRITE (AD=V) '=' #A04(*)
WRITE (AD=V) '=' #A05(*)
WRITE (AD=V) '=' #A06(*)
SKIP 1
WRITE (AD=V) '=' #A10(*)
WRITE (AD=V) '=' #A11(*)
WRITE (AD=V) '=' #A12(*)
WRITE (AD=V) '=' #A13(*)
WRITE (AD=V) '=' #A14(*)
SKIP 1
WRITE (AD=V) '=' #A20(*)
WRITE (AD=V) '=' #A21(*)
WRITE (AD=V) '=' #A22(*)
WRITE (AD=V) '=' #A23(*)
SKIP 1
WRITE (AD=V) '=' #A30(*)
WRITE (AD=V) '=' #A31(*)
WRITE (AD=V) '=' #A32(*)
SKIP 1
**=============================================
WRITE 6X '(1,1) (1,2) (1,3) (1,4) (2,1) (2,2) (2,3) (2,4)'
WRITE (AD=V) '=' #B01(1,*) 2X #B01(2,*)
WRITE (AD=V) '=' #B02(1,*) 2X #B02(2,*)
WRITE (AD=V) '=' #B03(1,*) 2X #B03(2,*)
WRITE (AD=V) '=' #B04(1,*) 2X #B04(2,*)
WRITE (AD=V) '=' #B05(1,*) 2X #B05(2,*)
SKIP 1
WRITE (AD=V) '=' #B10(1,*) 2X #B10(2,*)
WRITE (AD=V) '=' #B11(1,*) 2X #B11(2,*)
WRITE (AD=V) '=' #B12(1,*) 2X #B12(2,*)
WRITE (AD=V) '=' #B13(1,*) 2X #B13(2,*)
WRITE (AD=V) '=' #B14(1,*) 2X #B14(2,*)
WRITE (AD=V) '=' #B15(1,*) 2X #B15(2,*)
**=============================================
END
** Example 'DDAEX3': DEFINE DATA (view definition, array redefinition)
************************************************************************
DEFINE DATA LOCAL
1 EMPLOY-VIEW VIEW OF EMPLOYEES
2 NAME
2 ADDRESS-LINE (A20/2)
2 PHONE
*
1 #ARRAY (A75/1:4)
1 REDEFINE #ARRAY
2 #ALINE (A25/1:4,1:3)
1 #X (N2) INIT <1>
1 #Y (N2) INIT <1>
END-DEFINE
*
FORMAT PS=20
LIMIT 5
FIND EMPLOY-VIEW WITH NAME = 'SMITH'
MOVE NAME TO #ALINE (#X,#Y)
MOVE ADDRESS-LINE(1) TO #ALINE (#X+1,#Y)
MOVE ADDRESS-LINE(2) TO #ALINE (#X+2,#Y)
MOVE PHONE TO #ALINE (#X+3,#Y)
IF #Y = 3
RESET INITIAL #Y
PERFORM PRINT
ELSE
ADD 1 TO #Y
END-IF
AT END OF DATA
PERFORM PRINT
END-ENDDATA
END-FIND
*
DEFINE SUBROUTINE PRINT
WRITE NOTITLE (AD=OI) #ARRAY(*)
RESET #ARRAY(*)
SKIP 1
END-SUBROUTINE
*
END
Ausgabe des Programms DDAEX3:
SMITH SMITH SMITH
ENGLANDSVEJ 222 3152 SHETLAND ROAD 14100 ESWORTHY RD.
MILWAUKEE MONTERREY
554349 877-4563 994-2260
SMITH SMITH
5 HAWTHORN 13002 NEW ARDEN COUR
OAK BROOK SILVER SPRING
150-9351 639-8963
** Example 'DDAEX4': DEFINE DATA (global and local data area definition) ************************************************************************ DEFINE DATA GLOBAL USING DDAEX4G LOCAL 1 #FIELD1 (A10) 1 #FIELD2 (N5) END-DEFINE * MOVE 'HELLO' TO #FIELD1 MOVE 123 TO #FIELD2 * CALLNAT 'DDAEX4N' #FIELD1 #FIELD2 * END
Vom Programm DDAEX4 benutzte Global Data Area
DDAEX4G:
1 GLOBAL-FIELD A 10
Vom Programm DDAEX4 aufgerufenes Subprogramm
DDAEX4N:
** Example 'DDAEX4N': DEFINE DATA PARAMETER (called by DDAEX4) ************************************************************************ DEFINE DATA PARAMETER 1 #FIELDA (A10) 1 #FIELDB (N5) END-DEFINE * WRITE '=' #FIELDA '=' #FIELDB END
Ausgabe des Programms DDAEX4:
Page 1 05-01-12 08:55:53
#FIELDA: HELLO #FIELDB: 123
** Example 'DDAEX5': DEFINE DATA (initialization)
************************************************************************
DEFINE DATA LOCAL
1 #START-DATE (D) INIT <*DATX>
1 #UNDERLINE (A50) INIT FULL LENGTH <'_'>
1 #SCALE (A65) INIT LENGTH 65 <'....+..../'>
END-DEFINE
*
WRITE NOTITLE #START-DATE (DF=L)
/ #UNDERLINE
/ #SCALE
END
Ausgabe des Programms DDAEX5:
2005-01-12 __________________________________________________ ....+..../....+..../....+..../....+..../....+..../....+..../....+
** Example 'DDAEX6': DEFINE DATA (variable array with (1:V)) ************************************************************************ DEFINE DATA LOCAL 1 #ARRAY (A1/1:10) 1 #MAX-ARR (P3) END-DEFINE * #ARRAY (1) := 'R' #ARRAY (2) := 'E' #ARRAY (3) := 'D' #MAX-ARR := 4 * WRITE #ARRAY(*) * CALLNAT 'DDAEX6N' #ARRAY(1:4) #MAX-ARR * WRITE #ARRAY(*) * * #MAX-ARR := 5 * CALLNAT 'DDAEX6N' #ARRAY(1:5) #MAX-ARR * WRITE #ARRAY(*) * END
Vom Programm DDAEX6 aufgerufenes Subprogramm
DDAEX6N:
** Example 'DDAEX6N': DEFINE DATA (variable array with (1:V)) ************************************************************************ DEFINE DATA PARAMETER 1 #STRING (A1/1:V) 1 #MAX (P3) END-DEFINE * IF #MAX = 4 MOVE 'B' TO #STRING (1) MOVE 'L' TO #STRING (2) MOVE 'U' TO #STRING (3) MOVE 'E' TO #STRING (4) END-IF * IF #MAX = 5 MOVE 'W' TO #STRING (1) MOVE 'H' TO #STRING (2) MOVE 'I' TO #STRING (3) MOVE 'T' TO #STRING (4) MOVE 'E' TO #STRING (5) END-IF END
Ausgabe des Programms DDAEX4:
Page 1 05-01-12 09:06:43
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