c#第三次

下面是代码，有部分是从网上抄的<img src="https://img-blog.youkuaiyun.com/20150508222927756?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQvdTAxNDY3NDA0OQ==/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/SouthEast" alt="" />

public class Test {
    public static final String inPath = "G:\\ex03_demo.xls";
   
    public static final StringBuilder sb = new StringBuilder();
   
    public static void main(String[] args) throws FileNotFoundException, IOException {

		//读取excel文件
		HSSFWorkbook hwb = new HSSFWorkbook(new FileInputStream(inPath));
		for (int numSheet=0;numSheet<hwb.getNumberOfSheets();numSheet++){
			//读取所有的sheet,即表
			HSSFSheet sheet = hwb.getSheetAt(numSheet);
			if (sheet!=null){
				for (int i=0;i<sheet.getLastRowNum()+1;i++){
					
					HSSFRow row = sheet.getRow(i);
					if (row!=null){
						for (int j=0;j<row.getLastCellNum();j++){
							//读取所有的单元格
						    HSSFCell cell = row.getCell(j);
						    if(j == row.getLastCellNum()-1){
						    	//每行读到最后一列时，换行
						    	System.out.print(" "+cell+"\r\n");
						  
						    }else{
						    	System.out.print(cell+"  ");
						        sb.append(cell+"  ");
						    }
						  
						}
					}
					
				}