我想在字符串的最后一个单词前添加“\n” 例如
你好 friend 123
这里我想在单词“123”之前添加“\n”
我尝试了下面的代码,但不知道现在该怎么办
String sentence = "I am Mahesh 123"
String[] parts = sentence.split(" ");
String lastWord = "\n" + parts[parts.length - 1];
最佳答案
Try this
String sentence = "Hello friends 123456";
String[] parts = sentence.split(" ");
parts[parts.length - 1] = "\n" + parts[parts.length - 1];
StringBuilder builder = new StringBuilder();
for (String part : parts) {
builder.append(part);
builder.append(" ");
}
System.out.println(builder.toString());
输出将是:~
Hello friends
123456
关于java - 如何将 "\n"添加到字符串的最后一个单词?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/40234319/