※老鼠拧刀满街找猫※

java Poi下载地址

Workbook wb = new XSSFWorkbook(); //or new HSSFWorkbook(); Sheet sheet = wb.createSheet(); Row row = sheet.createRow(2); Cell cell = row.createCell(2); cell.setCellValue("Us

HSSF HSSFWorkbook wb = new HSSFWorkbook(); HSSFSheet sheet = wb.createSheet(); HSSFRow row = sheet.createRow((short) 0); HSSFCell cell = row.createCell((short) 0); cell.setCellV

Workbook wb = new HSSFWorkbook(); Sheet sheet = wb.createSheet("new sheet"); // Create a row and put some cells in it. Rows are 0 based. Row row = sheet.createRow(1); // Crea

Workbook wb = new HSSFWorkbook(); Sheet sheet = wb.createSheet("new sheet"); Row row = sheet.createRow((short) 1); Cell cell = row.createCell((short) 1); cell.setCellValue("This i

Workbook wb = new XSSFWorkbook(); Sheet sheet = wb.createSheet("new sheet"); // Create a row and put some cells in it. Rows are 0 based. Row row = sheet.createRow((short) 1);

InputStream inp = new FileInputStream("E:\\standarcode\\workbook.xls"); HSSFWorkbook wb = new HSSFWorkbook(new POIFSFileSystem(inp)); ExcelExtractor extractor = new ExcelExtractor(wb);

/* To get the contents of a cell, you first need to know what kind of cell it is (asking a string cell for its numeric contents will get you a NumberFormatException for example). So, you will want t

Workbook wb = new HSSFWorkbook(); Sheet sheet = wb.createSheet("new sheet"); // Create a row and put some cells in it. Rows are 0 based. Row row = sheet.createRow(1); // Create a

public static void main(String[] args) throws IOException, InvalidFormatException { Workbook wb = new XSSFWorkbook(); //or new HSSFWorkbook(); Sheet sheet = wb.createSheet(); Row

/** * When opening a workbook, either a .xls HSSFWorkbook, or a .xlsx * XSSFWorkbook, the Workbook can be loaded from either a File or an * InputStream. Using a File object allows for lower m

//Workbook wb = new XSSFWorkbook(); //FileOutputStream fileOut = new FileOutputStream("E:\\standarcode\\workbook.xlsx"); Workbook wb = new HSSFWorkbook(); FileOutputStream fileOut = new

//Workbook wb = new XSSFWorkbook(); //FileOutputStream fileOut = new FileOutputStream("E:\\standarcode\\workbook.xlsx"); Workbook wb = new HSSFWorkbook(); FileOutputStream fileOut = new

一、代码 //Workbook wb = new XSSFWorkbook(); //FileOutputStream fileOut = new FileOutputStream("E:\\standarcode\\workbook.xlsx"); Workbook wb = new HSSFWorkbook(); FileOutputStream fi

ReadExcel类：package com.linbilin.readExcel;import java.io.FileInputStream;import java.io.FileWriter;import java.sql.Connection;import java.util.ArrayList;import java.util.LinkedHashMap;import

public static String getCellValue(Cell cell) { int cellType = cell.getCellType(); String cellValue = ""; switch (cellType) { case HSSFCell.CELL_TYPE_NUMERIC: cellValue = String.valueOf(cell

Workbook wb = new HSSFWorkbook(); Sheet sheet = wb.createSheet("format sheet"); CellStyle style; DataFormat format = wb.createDataFormat(); Row row; Cell cell; shor