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java -jar jxl.jar -xml test.xls
java -jar jxl.jar -cvs test.xls
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Workbook workbook = Workbook.getWorkbook(new File("myfile.xls"));
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Sheet sheet = workbook.getSheet(0);
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Cell c2 = sheet.getCell(2,1);
//ͨ¹ýCellµÄgetContents·½·¨°Ñµ¥Ôª¸ñÖеÄÐÅÏ¢ÒÔ×Ö·ûµÄÐÎʽ¶ÁÈ¡³öÀ´
String stringc2 = c2.getContents();
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if (c2.getType() == CellType.NUMBER)
{
  NumberCell nc = (NumberCell) c2;
  numberb2 = nc.getValue();
}
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workbook.close();
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