//如果单元格内容是数值类型,涉及到金钱(金额、本、利),则设置cell的类型为数值型,设置data的类型为数值类型if(isNum&&!isPercent){HSSFDataFormat df=workbook.createDataFormat();// 此处设置数据格式if(isInteger){contextstyle.setDataFormat(df.getBuiltinFormat("#
异常信息 com.alibaba.excel.exception.ExcelAnalysisException:com.alibaba.excel.exception.ExcelDataConvertException:Convertdata-2789toclassjava.lang.Stringerror at com.alibaba.excel.analysis.v07.XlsxSaxAnalyser.parseXmlSource(XlsxSaxAnalyser.java:183)at com.alibaba.excel.analysis.v07.XlsxSaxAnalyser.execute(Xl...
python import pandas as pdimport matplotlib.pyplot as plt # 1. 读取数据df = pd.read_excel('sales_2023.xlsx', parse_dates=['Order_Date']) # 2. 数据清洗df['Revenue'] = df['Quantity'] * df['Unit_Price']df = df[df['Revenue'] > 0] # 3. 分析monthly_revenue = df.groupby(df['...
文件下载链接: https://pan.baidu.com/s/1LAp8mGdVm7-C6prIh9Z2hA 密码: 1r67示例数据如下图1所示...
*/publicstaticList<List<Object>>parseExcel(InputStreamin,String fileName)throws Exception{List list=null;Workbook work=null;list=newArrayList<>();//创建Excel工作薄work=getWorkbook(in,fileName);if(null==work){thrownewException("创建Excel工作薄为空!");}Sheet sheet=null;Row row=null;Cell cell=...
FR.WritePane.prototype.cellPasteCheck = function(cell, cev, editorO) { return cev !== null && !editorO.disabled && editorO.editable !== false && editorO.directEdit !== false; } FR.WritePane.prototype._parsePasteContentToArray = function(value) { ...
parse_dates: 尝试解析日期类型的列。默认为False。date_parser: 用于解析日期的函数。decimal: 指定浮点...
in=newFileInputStream(fileName);//创建Excel工作薄Workbook work =getWorkbook(in, fileName);if(null==work) {thrownewException("创建Excel工作薄为空!"); } Sheet sheet=null; Row row=null; Cell cell=null; list=newArrayList<List<Object>>();//遍历Excel中所有的sheetfor(inti = 0; i < work....
Add one Column runtime to datagrid view at specific index in C# Add picture into specified Excel cell Add registry values in setup project ADD Root Node to XML in C# add string data to IList collection Add strings to list and expiry each item in certain period of time add text file d...
public List<String[]> parseExcel(InputStream in, String suffix, int startRow) throws IOException { Workbook workbook; Cell cell; List<String[]> strings = new ArrayList<>(); if("xls".equals(suffix)) { workbook = new HSSFWorkbook(in); ...