Jxl创建Excel文件和解析Excel文件

Posted 2020-10-11 Jansens

import java.io.File;
import jxl.Workbook;
import jxl.write.Label;
import jxl.write.WritableSheet;
import jxl.write.WritableWorkbook;

public class JxlExpExcel {
	/**
	 * Jxl创建Excel文件
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		//用数组定义一个表头
		String[] title={"id","name","sex"};
        //创建Excel文件
		File file=new File("d:/jxl_test.xls");
		try {
			file.createNewFile();
			//创建工作薄
			WritableWorkbook workbook=Workbook.createWorkbook(file);
			//创建sheet
			WritableSheet sheet=workbook.createSheet("sheet1", 0);
			Label lable=null;
			for (int i = 0; i < title.length; i++) {
				lable=new Label(i,0,title[i]);
				sheet.addCell(lable);
			}
			//追加数据
			for (int i = 1; i < 100; i++) {
				lable=new Label(0,i,"a"+i);
				sheet.addCell(lable);
				lable=new Label(1,i,"user"+i);
				sheet.addCell(lable);
				lable=new Label(2,i,"男");
				sheet.addCell(lable);
			}
			//写入数据
			workbook.write();
			//关闭流
			workbook.close();
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
}

　　

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

public class JxlReadExcel {
	/**
	 * 解析Excel文件
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
        try {
        	//创建workbook
			Workbook workbook=Workbook.getWorkbook(new File("d:/jxl_test.xls"));
			//获取第一个工作表sheet
			Sheet sheet=workbook.getSheet(0);
			//获取数据
			for (int i = 0; i < sheet.getRows(); i++) {
				for (int j = 0; j < sheet.getColumns(); j++) {
					Cell cell=sheet.getCell(j,i);
					System.out.print(cell.getContents()+" ");
				}
				System.out.println();
			}
			//关闭流
			workbook.close();
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
}