|
Arithmetic
Numeric data: packed, binary, character; ADD, SUB with packed and binary data; MULT, DIV; using literals; packing and unpacking data; converting data, CVxx statements.
Further SELCOPY features
Subroutines; GOTO; updating VSAM files; processing the date; passing parameters, PARM; setting return codes; Boolean statements, OR, XOR, AND, and their uses; EQU; random data generation.
Using databases
Accessing IMS databases; using the PSB; issuing DL/1 calls, obtaining feedback information.
|
|