How do you pass data from a Natural Program to an External
Subroutine? Can it share the LDA of Program as in Internal
Subroutine.
Answer Posted / nilesh
Parameters can be passed with the PERFORM statement from
the invoking object to the external subroutine.
Example :
Perform ABCD 'para1' 'para2' 'para3'
OR
Perform ABCD 'EFGH'
Where ABCD is subroutine and PARA1 to PARA3 are parameters.
EFGH id the PDA which is define in subroutine.All the
parameters are in EFGH PDA.
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
Explain the like inverted list?
What is the difference between escape(top or bottom) and escape immediate(top or bottom?
Explain how to find occurrence of mu and pe fields in a file?
What is a hyperdescriptor? How does it work?
How to receive data passed through jcl parm parameter in a natural program?
Explain control variable in online screens?
What happens when you issue a escape routine in a program? Will there be any compilation /run time erro?
Explain how to ftp the natural program to desktop? (From mainframe to pc), is it possible?
What is the quality process in development?
Explain difference between read work file 1 and read work file once? Why we are using work file once?
Explain difference between read(1) and read work file once?
What is a hyperdescriptor?
Explain difference between escape(top or bottom) and escape immediate(top or bottom?
Explain how many work file we can code in jcl?
Explain the difference between external subroutine and subprogram?