Been a while since I've coded in RPG/400. Doing all of my coding in RPGLE (RPG IV). In RPG IV, the data structures have been moved from the 'I' specs to the 'D' specs. What are you trying to define with the data structure. What are you using it for? RedMage1967 IBM Certife...
. From the density pattern, Wuhan shows a multi-nuclei model in spatial structure with an obvious dominant and compact core in the main city and several sub-cores around its periphery mostly located across the waters. Such natural environment as rivers and lakes impose strong constraints on the...