java删除文本文件空行
import java.io.bufferedinputstream;
import java.io.bufferedreader;
import java.io.file;
import java.io.fileinputstream;
import java.io.filewriter;
import java.io.ioexception;
import java.io.inputstream;
import java.io.inputstreamreader;
public class qukonghang {
private static string filename1;
private static string filename2;
public static void main(string[] args) {
filename1="file1";
filename2="file2";
file file=new file(filename1);
inputstream is=null;
bufferedreader br = null;
string tmp;
filewriter writer=null;
int i=0;
try {
is=new bufferedinputstream(new fileinputstream(file));
br = new bufferedreader(new inputstreamreader(is, "utf-8"));
writer = new filewriter(filename2, true);
while((tmp=br.readline())!=null){
if(tmp.equals(""));
else{
writer.write(tmp+"\n");
i++;
system.out.println(i);
}
}
writer.close();
is.close();
} catch (ioexception e) {
e.printstacktrace();
}
}
}
更多java实现文本文件删除空行的示例分享。
更多java实现文本文件删除空行的示例分享。