import java.io.*;
public class test{
public static void main(String args[])throws IOException{
int modifyline=1;//要修改的行
BufferedReader in=new BufferedReader(new FileReader("src/1.txt"));
PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter("src/2.txt")));
String line;
int count=1;
while((line=in.readLine())!=null){
out.println(line.replace('c', 'f')); //替换a成f
count++;
}
in.close();
out.close();
}
}
JAVA读取txt同时对txt及进行修改
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转载自blog.csdn.net/qq_41359808/article/details/88721451
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