importjava.io.Console;publicclassInputWithSpaces{publicstaticvoidmain(String[]args){Consoleconsole=System.console();if(console==null){System.out.println("无法获取Console对象,请在命令行模式下运行该程序。");return;}Stringstr=console.readLine("请输入带有空格的字符串:");System.out.println("您输入的字...
importjava.util.Scanner;publicclassReadInputWithSpaces{publicstaticvoidmain(String[]args){// 创建 Scanner 对象,用于读取用户输入Scannerscanner=newScanner(System.in);// 提示用户输入System.out.println("请输入带空格的字符串:");// 使用 nextLine() 方法读取整行输入Stringinput=scanner.nextLine();// 输出...
key=SPACE | traceId: cdbf70a0adb365e1 | userName: XXXXX | action: doremovespace | url: /spaces/doremovespace.action | space: XXXXXXXX java.lang.RuntimeException: For input string: "". Listener: com.confluence.page.tracking.services.PageEventListener event: com.at...
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1.3. Left Pad with Spaces In the following program, we are left padding the string“howtodoinjava”. The second statement does not add any padding because the length of the input string is more than 10, already. Assertions.assertEquals(null,StringUtils.leftPad(null,10," "));Assertions.asser...
publicstaticvoidmain(String[] args){ Runnablework1=newWork1(); Threadt1=newThread(work1,"threadName");// 创建线程 t1.start(); } } 下面是通过Lambda表达式优化创建过程 Runnablework1=() -> System.out.println("hello world"); Threadt1=newThread(work1,"threadName"); ...
split(","); for (String word : words) { System.out.println(word); } // 替换字符串 String replacedStr = result.replace("world", "Java"); System.out.println("Replaced string: " + replacedStr); // 输出: Replaced string: Hello, Java! // 去除首尾空格 String stringWithSpaces = " ...
util.Scanner; class Main { public static void main(String[] args) { Scanner myObj = new Scanner(System.in); System.out.println("Enter name, age and salary:"); // String input String name = myObj.nextLine(); // Numerical input int age = myObj.nextInt(); double salary = myObj....
java.lang.NumberFormatException: For input string: "c 5360" at java.base/java.lang.NumberFormatException.forInputString(NumberFormatException.java:65) at java.base/java.lang.Integer.parseInt(Integer.java:652) at java.base/java.math.BigInteger.(BigInteger.java:543) at com.amazon.awsstewardengine.FF3...
tab character;而在 eclipse 中,必须勾选 insert spaces for tabs。 正例: (涉及 1-5 点) public static void main(String[] args) { // 缩进 4 个空格 String say = "hello"; // 运算符的左右必须有一个空格 int flag = 0; // 关键词 if 与括号之间必须有一个空格,括号内的 f 与左括号,0 ...