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Month: March 2021

A Simple JSON Generator in RPGLE

A Simple JSON Generator in RPGLE

I wrote this service program to generate JSON from an external data structure. The way to use it is to read a file that has an external data structure associated with it and convert the record into JSON. Below is the service program prototype, implementation, and a sample program that uses the service program. This version supports data types of numeric, character, and boolean. Since DB2/400 doesn’t have a native “bit” type I’ve implemented it in DDS as a 1-byte…

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