how many subpgms we can use in a main pgm ? how do u link sub pgm to main pgm

how many subpgms we can use in a main pgm ?
how do u link sub pgm to main pgm ?
how can i use the parameters declared in main pgm to sub pgm ?

Question Posted / visu.kanchamreddy

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how many subpgms we can use in a main pgm ? how do u link sub pgm to main pgm ? how can i use th..

Answer / kiran

There is no limit.... we can write n number of sub programs
in main pgm.

by using linkage section in data division in sub program

by using IS GLOBAL keyword

ex 01 name pic x(10) IS Global

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how many subpgms we can use in a main pgm ? how do u link sub pgm to main pgm ? how can i use th..

Answer / sen

Same as kiran said
But to get the parameters used in tha main program can be used by {procedure division using var-1,var-2} in the sub program
Eg if ur var name is ws-1 and ws-2
Then we can get values by
Procedure division using ws-1,ws-2.

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