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[英]Java - Skipping a line when reading user input into an array (for loop)
[英]Java: Skipping the first line of user input when appending a text file?
因此,我正在尝试接受用户的文本行,以便可以将其附加到txt文件中。 但是,程序运行后,用户输入的第一行不会出现在附加文件中。
这是部分代码:
System.out.println("enter advice (hit return on empty line to quit):");
String advice = keyboard.nextLine();
FileWriter fw = new FileWriter(inputFile, true);
PrintWriter pw = new PrintWriter(fw);
for(int n = 1; n <= 2; ++n)
{
advice = keyboard.nextLine();
pw.print(advice);
}
pw.close();
keyboard.close();
这是代码的示例运行:
$ java Advice
enter input filename: Advice.txt **enter**
1: fully understand the given problem
2: do analysis and design first before typing
enter advice (hit return on empty line to quit):
a **enter**
b **enter**
Thank you, goodbye!
$ cat Advice.txt
1: fully understand the given problem
2: do analysis and design first before typing
b
有什么想法吗? 谢谢!
用户输入的第一行已被捕获,但未写入文件中。 String advice = keyboard.nextLine();
写入文件时,您将接受下一个用户输入
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