The RPG/IV-ILE-rule effectively serves programmers using RPG/IV and/or ILE. The full-hard stainless steel rule is acid-etched and enamel-filled for permanence. Weighing approximately a quarter of a pound, the rules have rounded safety corners and a non-glare, brushed finish. Rule dimensions are 2-1/8" x 16-1/8".

Charts included on the rule include the following:

• Data Specification Keywords
• Data Type
• Date/Time
• Edit Codes
• F Specification Keywords
• H Specification Keywords
• INFDS Keywords
• Information on Binding by Copy/Reference
• New Limits
• Op Codes
• Program Status Data Structure
• PSDS Keywords
• Special Function Words

One edge of the rule has a 10-character per inch scale backed by an 8-lines per inch scale, also showing inches.

A second edge has a 15-character per inch scale for approximately 10 inches, and it shows inches.

The remaining rule edges have scales in 10 characters per inch for the following information:

• Calculation Specifications
• Data Description Specifications
• File Specifications
• Header Specifications
• Input Specifications
• Output Specifications
• Procedure Specifications