August 2003
Intermediate to advanced
624 pages
15h 3m
English
Content preview from Using XML with Legacy Business Applications
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Case Selection Structure
Case statement:
DO CASE of variable
case1:
statement
BREAK
case2:
statement
other:
statement
ENDDO
The PDL DO CASE construct is modified with the addition of a BREAK. This allows cases to fall through to the next case if there is no BREAK.
Example:
DO CASE of days overdue
30:
Send nice letter
BREAK
60:
Send not nice letter
BREAK
90:
Send nastygram
BREAK
120:
Refer to collection agency
other:
Mourn
ENDDO