! A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
| /o l option | Fileshare UG | 4.2.1 , 4.6.2.4 |
| /o s option | Fileshare UG | 4.4 , 4.4.1 , 4.6.2.5 |
| /o t option | Fileshare UG | 4.6.2.6 |
| .obj file | Assembler Option TG | 1.2 |
| not supported | Migration Cookbook | Ch2 , 7.5.3 |
| Object | Language Reference | 3.6 , 3.6.1 , 5.1 |
| COBOL | Language Reference | Ch17 |
| identifier | Language Reference | 2.2.4.7 |
| initial state | Language Reference | 3.8.3.2 |
| life cycle | Language Reference | 3.6.12 |
| program | Language Reference | 17.6 |
| property | Language Reference | 8.1.1.16 |
| reference | Language Reference | 8.1.1.24 , 8.1.1.25 |
| state | Language Reference | 3.8.3 |
| OBJECT paragraph | Language Reference | 5.5 |
| OBJECT REFERENCE clause | Language Reference | 3.6.2 |
| OBJECT-COMPUTER paragraph | LR - Additional Topics | 5.13.2 , 6.9.1 |
| Language Reference | 6.1.2 , 6.1.2.2 |
| Object-oriented COBOL | IDE TG | 1.5 |
| Migration Cookbook | 7.2 , 7.5.3 | |
| User's Guide | 8.12 |
| Object-Storage Section | Language Reference | 3.8.1 , 17.9.1 |
| Obsolete language element | LR - Additional Topics | Ch8 |
| OCCURS clause | Language Reference | 8.1.1.14 , 9.1.1.20 , 16.1.1 , 16.1.4 |
| ODOOSVS Compiler directive | Language Reference | 8.1.1.14 |
| ODOSLIDE Compiler directive | Language Reference | 8.1.1.14 |
| Odump Assembler debugger command | User's Guide | 28.7.2 |
| OK button | Getting Started | A.11 |
| OLDCOPY Compiler directive | LR - Additional Topics | 7.4 |
| Language Reference | 18.1.1 |
| OMIT statement | ||
| MFJSORT | IDE TG | 3.2.2 |
| ON EXCEPTION phrase | Language Reference | 3.9.2.1 , 12.1.1 |
| ON OVERFLOW phrase | Language Reference | 3.9.2.1 , 16.1.7 , 16.1.11 |
| ON SIZE ERROR phrase | Language Reference | 10.1.5.2 , 10.1.5.2.2 |
| ON statement | Language Reference | 3.9.2.1 , 14.1.6 |
| ON-counter | Language Reference | 14.1.6 |
| ONLY phrase | Language Reference | 3.6.6.1.2 |
| OOCTRL Compiler directive | Language Reference | 17.1 |
| Open | ||
| dialog box | Getting Started | A.3 |
| OPEN Assembler macro | Assembler Option TG | 3.2 , 3.3 , 3.4 |
| Open fragment | Getting Started | 25.1 |
| User's Guide | 20.1.1 , 20.2 , 20.3.3 , 20.3.4.1 |
| OPEN statement | LR - Additional Topics | 1.5.5 , 11.5.2 , 12.3.8 , 13.3.5 |
| Language Reference | 3.5.5 , 14.1.7 |
| Operand | ||
| maximum size | Language Reference | 10.1.5.4 |
| Operands | ||
| composite of | Language Reference | 10.1.5.4 , 12.1.2 , 12.1.14 , 14.1.3 , 16.1.8 |
| overlapping | Language Reference | 10.1.5.5 |
| Operator | ||
| CLIST | IDE TG | 6.4 |
| Operator paging control | IMS Option TG | 7.8 |
| Operator Services | IMS Option TG | 26.2 , 28.1 |
| Optimized code | Migration Cookbook | Ch2 |
| Assembler program | Assembler Option TG | 1.1 |
| COBOL program | IDE TG | 1.1.2 |
| file | IDE TG | 1.1 |
| Optional | ||
| heading | Language Reference | 3.1 |
| word | Language Reference | 2.2.2.1 |
| OPTIONAL clause | Language Reference | 15.1.2 |
| OPTIONAL phrase | Language Reference | 6.1.3.1 , 14.1.7 |
| OPTIONAL-FILE Compiler directive | Language Reference | 14.1.7 |
| Oracle | Migration Cookbook | 7.4.3 |
| not supported | Migration Cookbook | 14.1 , 15.1 |
| ORD function | Language Reference | 11.9.38 |
| ORD-MAX function | Language Reference | 11.9.39 |
| ORD-MIN function | Language Reference | 11.9.40 |
| Ordering statement | Language Reference | 3.9.2.9 |
| ORGANIZATION clause | LR - Additional Topics | 12.1.2 |
| Language Reference | 6.1.3.1 |
| Organizer | Migration Cookbook | Ch2 |
| OS/VS COBOL | Language Reference | 1.1 |
| imperative verb | Language Reference | 3.9.2.6 |
| OS/VS dialect | IDE TG | 1.3.1 |
| OSVS Compiler directive | Language Reference | 2.6.5.5 , 10.1.4 |
| Out of date status | ||
| backward compatibility | Migration Cookbook | 19.2.4 |
| Out-of-line PERFORM | Language Reference | 15.1.1 |
| Outbound | ||
| function shipping | CICS Option TG | 5.2.2.1 |
| linking | CICS Option TG | 5.4.3.1 |
| transaction routing | CICS Option TG | 5.3.3.1 |
| Outer join | Getting Started | 21.1 |
| OUTFIL statement | ||
| MFJSORT | IDE TG | 3.2.2 |
| Output | ||
| library | User's Guide | 5.2.2 |
| Output field | Language Reference | 9.1.1 , 9.1.1.1 |
| Output file | Language Reference | 12.1.7 |
| Output library | IMS Option TG | 1.1.3 |
| OUTPUT phrase | Language Reference | 14.1.7 |
| Output variable | Getting Started | 25.1 |
| User's Guide | 20.1 , 20.2.2 , 24.1 | |
| defining | Getting Started | 25.4.2 |
| User's Guide | 20.3.4 | |
| recording | User's Guide | 22.1 |
| Output window | Getting Started | 5.3.1 |
| User's Guide | 3.3.1 |
| OUTREC statement | ||
| MFJSORT | IDE TG | 3.2.2 |
| Overlapping operands | Language Reference | 10.1.5.5 |
| OVERLINE clause | Language Reference | 9.1.1.21 |
| Overtype mode | User's Guide | 6.1.1 , 11.2.1 |
| OWNER DB2 directive option | Host Compat. Option TG | 16.5.3 |