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Analyzer analyzer = new StandardAnalyzer();
IndexWriter writer = new IndexWriter(sPath, analyzer, true);
for (int i = 0; i < dt.Rows.Count; i++)
{
Document document = new Document();
for (int j = 0; j < dt.Columns.Count; j++)
{
document.SetBoost(1.0); //设置权重
document.Add(new Field(dt.Columns[j].ColumnName,regularExpressionsOfHTML(dt.Rows[i][j].ToString()), Field.Store.YES, Field.Index.TOKENIZED));
}
writer.AddDocument(document);
}
writer.Optimize();
writer.Close();