Zend Framework: Zend_Filter_StringPad Component Proposal

Table of Contents

1. Overview

Zend_Filter_StringPad is a filter which allows to pad/extend a string to a given length.

2. References

• Zend_Filter

3. Component Requirements, Constraints, and Acceptance Criteria

• This component will pad a string to a given length
• This component will allow to pad/extend a string on both sides
• This component will allow to use any character to pad the string

4. Dependencies on Other Framework Components

• Zend_Filter

5. Theory of Operation

This component allows to pad/extend a string to a given length the same way as str_pad would be.

6. Milestones / Tasks

• Milestone 1: [DONE] Proposal finished
• Milestone 2: Proposal accepted
• Milestone 3: Working implementation
• Milestone 4: Unit tests
• Milestone 5: Documentation
• Milestone 6: Moved to core

7. Class Index

• Zend_Filter_StringPad

8. Use Cases

Pad a string to 15 chars

Pad a string to 15 chars, using another pad char

Pad a string to 15 chars, using another pad char and another direction

9. Class Skeletons