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此代码的目标是读取一个文件并将数字添加到每个{(大括号)的末尾,但该文件并不像它在文件中那样输出每行,而是将其输出它整合成一条线。我在哪里放置System.out.println语句。我想每一个地方,并不断重复它输出不正确
import java.io.File;
import java.io.FileNotFoundException;
import java.util.Scanner;
public class Test {
public static void main(String args[]) {
readFile();
}
public static void readFile() { // Method to read file
Scanner inFile = null;
String out = " ";
try {
Scanner input = new Scanner(System.in);
System.out.println("enter file name");
String filename = input.next();
File in = new File(filename); // ask for the file name
inFile = new Scanner(in);
int count = 0;
while (inFile.hasNextLine()) { // reads each line
String line = inFile.nextLine();
for (int i = 0; i < line.length(); i++) {
char ch = line.charAt(i);
out = out + ch;
if (ch == '{') {
count = count + 1;
out = out + " " + count + " ";
} else if (ch == '}') {
out = out + " " + count + " ";
if (count > 0) {
count = count - 1;
}
}
}
}
System.out.println(out);
} catch (FileNotFoundException exception) {
System.out.println("File not found.");
}
inFile.close();
}
}
我会看看每个'nextLine()'的for循环结束。 –
“文件不像文件中那样输出每行”是啊......因为根本没有输出。 – Tdorno
@Tdorno它确实输出我需要它做的事情,但不是在单独的行上 – user2921727