There are many ways to share the information between two programs such as passing parameters, data area, data queues...
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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