December 2007
Intermediate to advanced
511 pages
13h 10m
English
Content preview from PHP Objects, Patterns, and Practice, Second Edition
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Appendix BA Simple Parser
The Interpreter pattern discussed in Chapter 11 does not cover parsing. An interpreter without a parser is pretty incomplete, unless you persuade your users to write PHP code to invoke the interpreter! Third-party parsers are available that could be deployed to work with the Interpreter pattern, and that would probably be the best choice in a real-world project. This appendix, however, presents a simple object-oriented parser designed to work with the Mark-Logic interpreter built in Chapter 11. Be aware that these examples are no more than a proof of concept. They are not designed for use in real-world situations.
Note The interface and broad structure of this parser code are based on Steven Metsker's Building Parsers ...
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