Java操做Excel文件


title: Java操做Excel文件
date: 2017-05-01 11:36:20java

tags: Java

今天,我来教你们怎么实现Java操做Excel文件。json

import java.io.File;
import jxl.Cell;
import jxl.Sheet;
import jxl.Workbook;

import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;

/** * @author HuangQinJian 上午11:04:58 2017年5月1日 */
public class ExcelOperate {
    public static void main(String[] args) {
        Sheet sheet;
        Workbook book;
        Cell cell1, cell2, cell3, cell4, cell5;
        JSONArray array = new JSONArray();
        try {
            // 为要读取的excel文件名
            book = Workbook.getWorkbook(new File("D://test.xls"));

            // 得到第一个工做表对象(ecxel中sheet的编号从0开始,0,1,2,3,....)
            sheet = book.getSheet(0);

            for (int i = 1; i < sheet.getRows(); i++) {
                // 获取每一行的单元格
                cell1 = sheet.getCell(0, i);// (列,行)
                cell2 = sheet.getCell(1, i);
                cell3 = sheet.getCell(2, i);
                cell4 = sheet.getCell(3, i);
                cell5 = sheet.getCell(4, i);
                if ("".equals(cell1.getContents())) {// 若是读取的数据为空
                    break;
                }
                JSONObject object = new JSONObject();
                object.put("ID", cell1.getContents());
                object.put("编号", cell2.getContents());
                object.put("姓名", cell3.getContents());
                object.put("数量", cell4.getContents());
                object.put("住址", cell5.getContents());
                array.add(object);
            }
            System.out.println(array.toString());
            book.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}复制代码

在这个过程当中你可能会遇到一个错误,以下图:spa

这是由于不支出读取 excel 2007 文件(.xlsx)。只支持 excel 2003 (.xls)。3d

输入的数据格式:excel

输出结果:code

[{"编号":"11","姓名":"黄","住址":"辽宁","ID":"1","数量":"3"},{"编号":"22","姓名":"钦","住址":"大连","ID":"2","数量":"32"},{"编号":"33","姓名":"建","住址":"开发区","ID":"3","数量":"32"},{"编号":"44","姓名":"黄","住址":"软件学院","ID":"4","数量":"32"},{"编号":"55","姓名":"钦建","住址":"大黑山","ID":"5","数量":"3232"}]cdn

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