
3个回答
展开全部
import java.io.FileReader;
public class reader {
public static void main(String args[]) throws Exception{
FileReader a=new FileReader("1.txt");
int c;
while((c=a.read())!=-1){
System.out.print((char)c);
}
a.close();
}
}
去试试吧
public class reader {
public static void main(String args[]) throws Exception{
FileReader a=new FileReader("1.txt");
int c;
while((c=a.read())!=-1){
System.out.print((char)c);
}
a.close();
}
}
去试试吧
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展开全部
import java.io.FileReader;
public class reader {
public static void main(String args[]) throws Exception{
FileReader a=new FileReader("1.txt");
int c;
while((c=a.read())!=-1){
System.out.print((char)c);
}
a.close();
}
}
public class reader {
public static void main(String args[]) throws Exception{
FileReader a=new FileReader("1.txt");
int c;
while((c=a.read())!=-1){
System.out.print((char)c);
}
a.close();
}
}
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展开全部
import java.io.*;
public class ReadFileLine{
public static void main(String args []) throws Exception{
FileInputStream fin = new FileInputStream("yourtxtFilePath");
long lineNumber=1;
BufferedReader buffReader=new BufferedReader(new InputStreamReader(fin));
String lineInfo = buffReader.readLine();
while(lineInfo!= null){
System.out.print("第:"+lineNumber+“行数据是:”) ;
lineNumber++;
System.out.println(lineInfo);
line = dr.readLine();
}
}
}
public class ReadFileLine{
public static void main(String args []) throws Exception{
FileInputStream fin = new FileInputStream("yourtxtFilePath");
long lineNumber=1;
BufferedReader buffReader=new BufferedReader(new InputStreamReader(fin));
String lineInfo = buffReader.readLine();
while(lineInfo!= null){
System.out.print("第:"+lineNumber+“行数据是:”) ;
lineNumber++;
System.out.println(lineInfo);
line = dr.readLine();
}
}
}
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