Method 3 –Split a String by Character and Return a Specific Part Task: Get the flat no from the addresses in cellsB3:B5. Problem Analysis:The address is a comma-separated string. Use the delimiter argument as a comma(“,”). Solution: The Spit function returns a zero-based (start from...
Method 8 – Split a String with a Combination of Number and Text Marks and Grade are displayed in the same cell. Step 1: Select the output Cell, D5. Enter the following formula. =LEFT(C5, SUM(LEN(C5) - LEN(SUBSTITUTE(C5, {"0","1","2","3","4","5","6","7","8","9...
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通过更新库版本,你可以确保你的代码能够正常运行,并避免因库的旧版本中的问题而产生的错误。通过遵循这些建议,你应该能够解决java.lang.IllegalStateException: Cannot get a STRING value from a NUMERIC cell错误,并顺利地处理Excel报表数据。记住,处理Excel报表时需要格外小心数据类型和格式问题,以确保代码的正确性和...
publicvoidupload(@RequestPart("file") MultipartFile file)throwsException { Map<String, JSONArray> map = ExcelUtils.readFileManySheet(file); map.forEach((key, value) -> { System.out.println("Sheet名称:"+ key); System.out.println("Sheet数据:"+ value); ...
System.out.println(partName);// if(null!=partName) {// String name = partName.getName();// String substring = name.substring(name.lastIndexOf(".") + 1);// if (substring.equals("jpeg")){// PackagePart part = xwpfDocument.getPackage().getPart(partName);// if(null!=part) {//...
WorkbookPart,"博客园"); //工作表插入单元格A1 Cell cell = InsertCellInWorksheet("A", 1, worksheetPart); //创建多个工作表可共用的字符串容器 SharedStringTablePart shareStringPart = CreateSharedStringTablePart(excelDocument.WorkbookPart); //在共用字符串容器里插入一个字符串 int strIndex = Insert...
{String[]columnName={"用户id","姓名","年龄","性别","备注"};Object[][]data=newObject[size][5];int index=0;for(User u:users){data[index][0]=u.getId();data[index][1]=u.getName();data[index][2]=u.getAge();data[index][3]=u.getSex();data[index][4]=u.getRemark();...
Text: Changes full-width (double-byte) English letters or katakana within a character string to half-width (single-byte) characters ASIN Math and trigonometry: Returns the arcsine of a number ASINH Math and trigonometry: Returns the inverse hyperbolic sine of a number ATAN Math and trigonom...
直接读即可 */ @Test public void simpleRead() { String fileName = TestFileUtil.getPath() + "demo" + File.separator + "demo.xlsx"; // 这里 需要指定读用哪个class去读,然后读取第一个sheet 文件流会自动关闭 EasyExcel.read(fileName, DemoData.class, new DemoDataListener()).sheet().doRead(...