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Scanner |

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# 扫描器

# 我用得最多的就是读取屏幕的输入(会阻塞线程)

* 还可以用于读取文件,字符等等....

# 构造方法

Scanner(InputStream in);

Scanner(Readable source);

Scanner(InputStream source, String charsetName)

Scanner(File source)

# jdk1.5以前读取屏幕输入

BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(System.in));

bufferedReader.readLine();

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Scanner - 方法 |

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int nextInt();

String next();

String line nextLine();

boolean hasNext()

useDelimiter(String pattern);

* 使用指定的正则去分割

useLocale(Locale locale)

* 使用指定的语言环境