jxl实例

jxl不错，简单易用

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","NAME","DESCRIB"};//excel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", 1); //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); 
*/

jxl.write.Label label;
for (int i=0; i<title.length; 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",wcfF); 
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",wcfFC); 
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",wchB); 
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",wcsB); 
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","exec.java"}; 
String cmd[]=...{"C:/Program Files/Microsoft Office/Office/EXCEL.EXE","out.xls"}; 
try...{ 
p=r.exec(cmd); 
} 
catch(Exception e)...{ 
System.out.println("error executing: "+cmd[0]); 
}


}
}
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