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poi设置列的数据格式(有效)
2022-07-05 13:52:00 【热爱Java的编程小白】
直接贴代码讲解,亲试有效!
//设置文本格式
HSSFCellStyle textStyleNum = workbook.createCellStyle();
textStyleNum.setDataFormat(HSSFDataFormat.getBuiltinFormat("@"));
//日期格式
HSSFDataFormat format= workbook.createDataFormat();
textStyleNum.setDataFormat(format.getFormat("yyyy年m月d日"));
//保留两位小数
textStyleNum.setDataFormat(HSSFDataFormat.getBuiltinFormat("0.00"));
//第一参数指设置哪一列,第二参数指HSSFCellStyle 对象
sheet.setDefaultColumnStyle(2, textStyleNum);
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