java.io.File file = new java.io.File("input.txt");
Scanner inputfile = new Scanner(file); //读取文件夹里面的文章
int line = 0;
while(inputfile.hasNextLine()){ //计算总行数
line++;
}
有错误提示
Exception in thread "main" java.util.NoSuchElementException
at java.util.Scanner.throwFor(Unknown Source)
at java.util.Scanner.next(Unknown Source)
at EditString.main(EditString.java:11)