java将字符串写入到txt文件中
2013-07-08 19:41
453 查看
将字符串写入到txt文件中import java.io.BufferedWriter;
Java代码
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintStream;
import java.io.PrintWriter;
import java.io.RandomAccessFile;
public class WriteStringToTxt {
public void WriteStringToFile(String filePath) {
try {
File file = new File(filePath);
PrintStream ps = new PrintStream(new FileOutputStream(file));
ps.println("http://www.docin.com/p-315288370.html");// 往文件里写入字符串
ps.append("http://www.docin.com/p-315288370.html");// 在已有的基础上添加字符串
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public void WriteStringToFile2(String filePath) {
try {
FileWriter fw = new FileWriter(filePath, true);
BufferedWriter bw = new BufferedWriter(fw);
bw.append("在已有的基础上添加字符串");
bw.write("abc\r\n ");// 往已有的文件上添加字符串
bw.write("def\r\n ");
bw.write("hijk ");
bw.close();
fw.close();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public void WriteStringToFile3(String filePath) {
try {
PrintWriter pw = new PrintWriter(new FileWriter(filePath));
pw.println("abc ");
pw.println("def ");
pw.println("hef ");
pw.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public void WriteStringToFile4(String filePath) {
try {
RandomAccessFile rf = new RandomAccessFile(filePath, "rw");
rf.writeBytes("op\r\n");
rf.writeBytes("app\r\n");
rf.writeBytes("hijklllll");
rf.close();
} catch (IOException e) {
e.printStackTrace();
}
}
public void WriteStringToFile5(String filePath) {
try {
FileOutputStream fos = new FileOutputStream(filePath);
String s = "http://www.docin.com/p-315288370.html";
fos.write(s.getBytes());
fos.close();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public static void main(String[] args) {
String filePath = "E:\\link.txt";
// new WriteStringToTxt().WriteStringToFile(filePath);
// new WriteStringToTxt().WriteStringToFile2(filePath);
// new WriteStringToTxt().WriteStringToFile3(filePath);
// new WriteStringToTxt().WriteStringToFile4(filePath);
new WriteStringToTxt().WriteStringToFile5(filePath);
}
}
Java代码
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintStream;
import java.io.PrintWriter;
import java.io.RandomAccessFile;
public class WriteStringToTxt {
public void WriteStringToFile(String filePath) {
try {
File file = new File(filePath);
PrintStream ps = new PrintStream(new FileOutputStream(file));
ps.println("http://www.docin.com/p-315288370.html");// 往文件里写入字符串
ps.append("http://www.docin.com/p-315288370.html");// 在已有的基础上添加字符串
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public void WriteStringToFile2(String filePath) {
try {
FileWriter fw = new FileWriter(filePath, true);
BufferedWriter bw = new BufferedWriter(fw);
bw.append("在已有的基础上添加字符串");
bw.write("abc\r\n ");// 往已有的文件上添加字符串
bw.write("def\r\n ");
bw.write("hijk ");
bw.close();
fw.close();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public void WriteStringToFile3(String filePath) {
try {
PrintWriter pw = new PrintWriter(new FileWriter(filePath));
pw.println("abc ");
pw.println("def ");
pw.println("hef ");
pw.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public void WriteStringToFile4(String filePath) {
try {
RandomAccessFile rf = new RandomAccessFile(filePath, "rw");
rf.writeBytes("op\r\n");
rf.writeBytes("app\r\n");
rf.writeBytes("hijklllll");
rf.close();
} catch (IOException e) {
e.printStackTrace();
}
}
public void WriteStringToFile5(String filePath) {
try {
FileOutputStream fos = new FileOutputStream(filePath);
String s = "http://www.docin.com/p-315288370.html";
fos.write(s.getBytes());
fos.close();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public static void main(String[] args) {
String filePath = "E:\\link.txt";
// new WriteStringToTxt().WriteStringToFile(filePath);
// new WriteStringToTxt().WriteStringToFile2(filePath);
// new WriteStringToTxt().WriteStringToFile3(filePath);
// new WriteStringToTxt().WriteStringToFile4(filePath);
new WriteStringToTxt().WriteStringToFile5(filePath);
}
}
相关文章推荐
- java的io操作(将字符串写入到txt文件中)
- java的io操作(将字符串写入到txt文件中)
- java的io操作(将字符串写入到txt文件中)
- java的io操作(将字符串写入到txt文件中)
- Java学习笔记1:将字符串写入txt文件中
- Java 将字符串换行不覆盖写入txt文件
- JAVA 创建TXT文件,写入文件内容,读取文件内容
- java将字符串写入到文件中
- Java读取txt文件和写入txt文件
- java将数据写入到txt文件中(txt有固定的格式)
- java读取文件夹下文件名 再按行写入txt文件
- java 将内容写入文件 txt
- Java 按行读取文件按行写入文件并以空格分割字符串的方法
- Java读取txt文件和写入txt文件
- java读取txt和写入txt文件
- 替换文件中某个字符串并写入新内容(Java代码实现)
- Java字符串写入文件三种方式
- java如何写入txt文件
- JAVA 创建TXT文件,写入文件内容,读取文件内容
- java创建文件,并向文件中写入字符串,读取字符串到屏幕