Java中的换行符是什么?
“\n”在 Java 中打印什么?
让我们看一个在控制台打印“\n”的例子。例子
public class NewLineChar {
public static void main(String[] args) {
System.out.println("Hi, I am Sponge Bob.\nI just signed up at Code Gym.\nI love the Java learning experience here so far!");
}
}
输出
大家好,我是海绵宝宝。我刚在 Code Gym 注册。到目前为止,我喜欢这里的 Java 学习体验!
如何向字符串添加换行符?
有多种方法可以将换行符添加到字符串中。您可以使用“\n”或“\r\n”在连续段落中添加换行符。让我们看一下这样做的一些方法。例子
public class NewLineChar {
public static void main(String[] args) {
// Method 1: newline after every sentence
String sentence1 = "What a beautiful day to be alive!";
String sentence2 = "Let's be thankful for all the blessings we've been showered with.";
String sentence3 = "It only makes sense to be helpful, cooperative and generous to those who are less fortunate.";
// without newline after each sentence
System.out.println("-------Printing without newline character--------");
System.out.println(sentence1 + sentence2 + sentence3);
// newline character after each sentence
System.out.println("\n-------Printing with newline character-----------");
System.out.println(sentence1 + "\n" + sentence2 + "\n" + sentence3);
// Method 2: new line after each paragraph
String paragraph1 = "Java is the most dynamic and easy to plug and play language. It has been transforming lives for more than 2 decades now. It still continues to grow to date.";
String paragraph2 = "If you're a beginner who wants to be a professional in Java, you need to focus on targeted learning with consistent practice. If you're looking for a responsive community to grow with, then Code Gym is the way to go!";
// without newline after each paragraph
System.out.println("\n-------Printing without newline character--------");
System.out.println(paragraph1 + paragraph2);
// new line character after each paragraph
System.out.println("\n-------Printing with newline character-----------");
System.out.println(paragraph1 + "\r\n" + paragraph2);
}
}
输出
-------打印时没有换行符-------- 活着真是美好的一天!让我们感谢所有赐予我们的祝福。乐于助人、合作才有意义并对不幸的人慷慨解囊。--------换行符打印------------ 活着真是美好的一天!让我们感谢我们得到的所有祝福。只有对不幸的人提供帮助、合作和慷慨才有意义。--------打印时不带换行符-------- Java是最动态、最易即插即用的语言。二十多年来,它一直在改变人们的生活。至今仍在持续成长。如果你是一个想成为Java专业人士的初学者,你需要专注于有针对性的学习并持之以恒的练习。如果你' 如果您正在寻找一个可以与之一起成长的响应式社区,那么 Code Gym 就是您的不二之选!--------换行符打印------------ Java是最动态、最易即插即用的语言。二十多年来,它一直在改变人们的生活。至今仍在继续增长。如果你是一个想成为 Java 专业人士的初学者,你需要专注于有针对性的学习和一致的实践。如果您正在寻找一个可以与之一起成长的响应式社区,那么 Code Gym 就是您的不二之选!如果您是想成为 Java 专业人士的初学者,您需要专注于有针对性的学习并持之以恒地练习。如果您正在寻找一个可以与之一起成长的响应式社区,那么 Code Gym 就是您的不二之选!如果您是想成为 Java 专业人士的初学者,您需要专注于有针对性的学习并持之以恒地练习。如果您正在寻找一个可以与之一起成长的响应式社区,那么 Code Gym 就是您的不二之选!
GO TO FULL VERSION