java中jxl导出数据到excel的例子

java中jxl导出数据到excel的例子 import jxl.*;

import jxl.write.*; import java.io.*; import java.io.File.*; import java.util.*;

public class excel {

public static void main(String[] args) {

String targetfile = \"c:/out.xls\";//输出的excel文件名 String worksheet = \"List\";//输出的excel文件工作表名 String[] title = {\"ID\工作表的标题

WritableWorkbook workbook; try

{

//创建可写入的Excel工作薄,运行生成的文件在tomcat/bin下 //workbook = Workbook.createWorkbook(new File(\"output.xls\")); System.out.println(\"begin\");

OutputStream os=new FileOutputStream(targetfile);

workbook=Workbook.createWorkbook(os);

WritableSheet sheet = workbook.createSheet(worksheet, 0); //添加第一个工作表 //WritableSheet sheet1 = workbook.createSheet(\"MySheet1\可添加第二个工作 /*

jxl.write.Label label = new jxl.write.Label(0, 2, \"A label record\"); //put a label in cell A3, Label(column,row) sheet.addCell(label); 行列索引以0开始 */

jxl.write.Label label; for (int i=0; i//Label(列号,行号 ,内容 )

label = new jxl.write.Label(i, 0, title[i]); //put the title in row1 sheet.addCell(label);

}

//下列添加的对字体等的设置均调试通过，可作参考用

//添加数字

jxl.write.Number number = new jxl.write.Number(3, 4, 3.14159); //put the number 3.14159 in cell D5

sheet.addCell(number);

//添加带有字型Formatting的对象

jxl.write.WritableFont wf = new

jxl.write.WritableFont(WritableFont.TIMES,10,WritableFont.BOLD,true); jxl.write.WritableCellFormat wcfF = new jxl.write.WritableCellFormat(wf); jxl.write.Label labelCF = new jxl.write.Label(4,4,\"文本\ sheet.addCell(labelCF);

//添加带有字体颜色,带背景颜色 Formatting的对象

jxl.write.WritableFont wfc = new

jxl.write.WritableFont(WritableFont.ARIAL,10,WritableFont.BOLD,false,jxl.format.UnderlineStyle.NO_UNDERLINE,jxl.format.Colour.RED);

jxl.write.WritableCellFormat wcfFC = new jxl.write.WritableCellFormat(wfc); wcfFC.setBackground(jxl.format.Colour.BLUE);

jxl.write.Label labelCFC = new jxl.write.Label(1,5,\"带颜色\ sheet.addCell(labelCFC);

//添加带有formatting的Number对象

jxl.write.NumberFormat nf = new jxl.write.NumberFormat(\"#.##\");

jxl.write.WritableCellFormat wcfN = new jxl.write.WritableCellFormat(nf); jxl.write.Number labelNF = new jxl.write.Number(1,1,3.1415926,wcfN); sheet.addCell(labelNF);

//3.添加Boolean对象

jxl.write.Boolean labelB = new jxl.write.Boolean(0,2,false); sheet.addCell(labelB);

//4.添加DateTime对象

jxl.write.DateTime labelDT = new jxl.write.DateTime(0,3,new java.util.Date()); sheet.addCell(labelDT);

//添加带有formatting的DateFormat对象

jxl.write.DateFormat df = new jxl.write.DateFormat(\"ddMMyyyyhh:mm:ss\");

jxl.write.WritableCellFormat wcfDF = new jxl.write.WritableCellFormat(df);

jxl.write.DateTime labelDTF = new jxl.write.DateTime(1,3,new java.util.Date(),wcfDF); sheet.addCell(labelDTF);

//和宾单元格

//sheet.mergeCells(int col1,int row1,int col2,int row2);//左上角到右下角 sheet.mergeCells(4,5,8,10);//左上角到右下角 wfc = new

jxl.write.WritableFont(WritableFont.ARIAL,40,WritableFont.BOLD,false,jxl.format.UnderlineStyle.NO_UNDERLINE,jxl.format.Colour.GREEN);

jxl.write.WritableCellFormat wchB = new jxl.write.WritableCellFormat(wfc); wchB.setAlignment(jxl.format.Alignment.CENTRE); labelCFC = new jxl.write.Label(4,5,\"单元合并\ sheet.addCell(labelCFC); //

//设置边框

jxl.write.WritableCellFormat wcsB = new jxl.write.WritableCellFormat(); wcsB.setBorder(jxl.format.Border.ALL,jxl.format.BorderLineStyle.THICK); labelCFC = new jxl.write.Label(0,6,\"边框设置\ sheet.addCell(labelCFC); workbook.write(); workbook.close(); }catch(Exception e) {

e.printStackTrace();

}

System.out.println(\"end\");

Runtime r=Runtime.getRuntime(); Process p=null;

//String cmd[]={\"notepad\

String cmd[]={\"C:\\\\Program Files\\\\Microsoft Office\\\\Office\\\\EXCEL.EXE\ try{

p=r.exec(cmd); }

catch(Exception e){

System.out.println(\"error executing: \"+cmd[0]); } } }