There are many ways to share the information between two programs such as passing parameters, data area, data queues...
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etc., but there is another way to effectively and efficiently share the information -- use EXPORT and IMPORT keywords. In this example, we are going to share the variable "Wk_Global".
PGM1 ---- DAddNum PR 3 0 D Num1 2 0 D Num2 2 0 * D Wk_Global S 3S 0 EXPORT * C Z-Add 10 A 2 0 C Z-Add 11 B 2 0 C Z-Add 0 C 3 0 C Eval C = AddNum(A:B) C Z-Add C Wk_Global C CallB 'PGM2' * C Seton Lr * PAddNum B D PI 3 0 D NumX 2 0 D NumY 2 0 * C Seton Lr * PAddNum B D PI 3 0 D NumX 2 0 D NumY 2 0 * C Z-Add 0 Answer 3 0 C Eval Answer = NumX + NumY C Return Answer P E PGM2 ---- D Wk_Global S 3S 0 IMPORT C Wk_Global Dsply C Return
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