Difference between revisions of "Free Form Definitions"
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==Free-Form Definitions== | ==Free-Form Definitions== | ||
− | + | CTL-OPT the free-form version of H-specs. | |
− | + | DCL-F the free-form version of F-specs | |
− | + | DCL-C the free-form version of D-spec constants | |
− | + | DCL-S the free-form version of D-spec stand-alone fields | |
− | + | DCL-DS the free-form version of D-spec data structures | |
− | + | END-DS a new statement to terminate most DCL-DS statements | |
− | + | DCL-PI the free-form version of D-spec procedure interface definitions | |
− | + | END-PI a new statement to terminate procedure interface definitions | |
− | + | DCL-PR the free-form version of D-spec procedure prototype definitions | |
− | + | END-PR a new statement to terminate procedure prototype definitions | |
− | + | DCL-PROC the free-form version of P-spec begin statements | |
− | + | END-PROC the free-form version of P-spec end statements | |
==Examples== | ==Examples== |
Revision as of 16:28, 31 May 2016
One of the major new features of ILE RPG, introduced in 7.1, is free form definition specifications.
Features
- Removes the column restrictions on definitions.
- Can be interspersed with standard, fixed form, definitions.
- /free and /end-free no longer required.
Requirements
- IBM i 7.1 or higher.
- 7.1 PTF 5770WDS SI51094.
- If using SQLRPGLE, 7.1 PTF Group SF99701 level 26 or higher.
Free-Form Definitions
CTL-OPT the free-form version of H-specs. DCL-F the free-form version of F-specs DCL-C the free-form version of D-spec constants DCL-S the free-form version of D-spec stand-alone fields DCL-DS the free-form version of D-spec data structures END-DS a new statement to terminate most DCL-DS statements DCL-PI the free-form version of D-spec procedure interface definitions END-PI a new statement to terminate procedure interface definitions DCL-PR the free-form version of D-spec procedure prototype definitions END-PR a new statement to terminate procedure prototype definitions DCL-PROC the free-form version of P-spec begin statements END-PROC the free-form version of P-spec end statements
Examples
<source lang="rpg">
D* fixed-form declarations D string S 50A VARYING D date S D DATFMT(*MDY) D obj S O CLASS(*JAVA:'MyClass') D ptr S * PROCPTR // free-form declarations DCL-S string VARCHAR(50); DCL-S date DATE(*MDY); DCL-S obj OBJECT(*JAVA:'MyClass'); DCL-S ptr POINTER(*PROC); // constants DCL-C max_count 200; DCL-C deleted 'D';
</source >
Links
Dawn May: Free format RPG and TR7
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