Packed-Decimal COBOL: Exact Money Math Without Floating-Point Drift
Use COBOL USAGE COMP-3 to store currency as packed decimal and avoid binary floating-point rounding in ledgers and interest calculations.
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cobolDiagnosing Unexpected Results in COBOL COMP‑3 Numeric Fields
When packed‑decimal values in COBOL produce garbled numbers, sign errors, or silent overflows, a systematic diagnostic approach can pinpoint the root cause. Follow this concise checklist to identify, verify, and correct COMP‑3 issues.