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[英]How can i make that everything after “,” in .txt file will be checked separetly :)?
[英]How do i get data from a txt file and send it to excel spreadsheet?(I only want everything after the “:” in the txt file)?
我有一个程序(如下),它接收 txt 文件并将它们放入一个 excel 电子表格中。 我的目标是从文本文件中提取数据,但只提取冒号后的文本。
示例 txt 文件(txt 中的“名称:”和“电话:”行之间没有空格):
姓名:约翰·杜
电话:(xxx)xxx-xxxx
我希望我的程序只在 excel 表中保存 john doe 并将列标题为“名称”:我希望我的程序只在 excel 表中保存 (xxx) xxx-xxxx 并将列标题为“电话”我希望能够将多个条目添加到电子表格。
示例(在生成的 excel 表中):这就是我想要的样子!
......A......B
1 个名字 | 电话
2 约翰·多伊 (123) 123-1234
3 杰克迪 (123) 123-1231
因此,我查看了字符串 split 以仅获取“:”之后的数据,但找不到关于它的太多文档。 还让信息在 excel 中正确排列。 非常感谢任何帮助。
谢谢,詹姆斯
package EREW;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import java.util.Scanner;
import org.apache.poi.hssf.usermodel.HSSFCell;
import org.apache.poi.hssf.usermodel.HSSFRichTextString;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.ss.usermodel.Workbook;
import org.apache.poi.ss.usermodel.WorkbookFactory;
public class ReadWriteXL
{
public static void main(String[] args) throws InvalidFormatException, IOException{
ArrayList arr=new ArrayList();
File f=new File("F:\\temp\\TEXT\\email.txt");
Scanner in=new Scanner(f);
System.out.println("Read Data From The Txt file ");
while(in.hasNext())
{
arr.add(in.nextLine());
}
System.out.println("Data From ArrayList");
System.out.println(arr);
System.out.println("Write data to an Excel Sheet");
FileOutputStream fos=new FileOutputStream("F:/temp/1.xls");
HSSFWorkbook workBook = new HSSFWorkbook();
HSSFSheet spreadSheet = workBook.createSheet("email");
HSSFRow row;
HSSFCell cell;
for(int i=0;i<arr.size();i++){
row = spreadSheet.createRow((short) i);
cell = row.createCell(i);
System.out.println(arr.get(i));
cell.setCellValue(arr.get(i).toString());
}
System.out.println("Done");
workBook.write(fos);
arr.clear();
System.out.println("ReadIng From Excel Sheet");
FileInputStream fis = null;
fis = new FileInputStream("F:/temp/1.xls");
HSSFWorkbook workbook = new HSSFWorkbook(fis);
HSSFSheet sheet = workbook.getSheetAt(0);
Iterator rows = sheet.rowIterator();
while (rows.hasNext()) {
HSSFRow row1 = (HSSFRow) rows.next();
Iterator cells = row1.cellIterator();
while (cells.hasNext()) {
HSSFCell cell1 = (HSSFCell) cells.next();
arr.add(cell1);
}
}
System.out.println(arr);
}}
如果您的文件email.txt
始终具有您所说的格式:
Name: John
phone: (xxx) xxx-xxxx
我不熟悉行和单元格的创建,所以我会给你一些伪代码,让你了解你必须对你的代码做什么:
在您的代码的这一部分:
//create a count for rows here
inr rowNumber = 0;
//Here you are reading your list with all data readed
for(int i=0;i<arr.size()-1;i+=2){ //the -1 is for the array to stop on the
//last but one row
row = spreadSheet.createRow((short) rowNumber); //external count
//pseudocode from here
cell1 = row.createCell(0);
cell2 = row.createCell(1);
cell1.setCellValue( arr.get(i).substring(arr.get(i).indexOf(":")+1) );
// ^ this is for name
cell2.setCellValue( arr.get(i+1).substring(arr.get(i+1).indexOf(":")+1) );
// ^ this is for phone
rowNumber++; //increment your rowNumber
}
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