PHP Full Text Search Index: A PHP library to do full text indexing with MySQL

This class can index the text of documents to perform full text search in pure PHP.

It can add indexed text documents to a MySQL database table, so it can be searched efficiently without using MySQL full text search indexes.

The class can also search indexed documents for givem words, update a previously indexed document, remove documents, find all words contained in many documents, remove indexed words from the index, add or remove stop words, get the number of indexed documents and words.