World!";StringlastThreeChars=getLastThreeCharacters(original);System.out.println("Original String: "+original);System.out.println("Last Three Characters: "+lastThreeChars);}publicstaticStringgetLastThreeCharacters(Stringstr){if(str.length()<3){returnstr;// 如果字符串长度小于3,返回原字符串}returns...
具体代码如下: StringgetLastThreeCharacters(Stringstr){intlength=str.length();returnstr.substring(length-3,length);} 1. 2. 3. 4. 示例 下面是一个完整的示例程序,演示了如何使用Java获取字符串的后三位字符。 publicclassLastThreeCharactersExample{publicstaticvoidmain(String[]args){Stringstr="Hello Worl...
If we want to get the last character of the String in Java, we can perform the following operation by calling the "String.chatAt(length-1)" method of the String class. For example, if we have a string as str="CsharpCorner", then we will get the last character of the string by "...
Hello Java programmers, if you are wondering how to get the first and last characters from a given String then you have come to the right place. In this Java tutorial, I will show you how you can use charAt() method from the String class to retrieve characters from String for any ...
2.使用 String.substring() 方法删除n 字符串末尾的字符,您可以调用 substring() 最后的方法 n 指数除外。这是一个演示这一点的实用方法:1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 public class Main { public static String getLastN(String s, int n) {...
Learn how toget last 4 characters of aStringor simply any number of the last characters of a string in Java. 1. Using Plain Java We may need to get the last 4 characters when we are dealing with customer-sensitive data such as phone numbers or SSNs. In this case, we need to displa...
println("String between ( ) is: "+result); } public static String getStringBetweenTwoCharacters(String input, String to, String from) { return input.substring(input.indexOf(to)+1, input.lastIndexOf(from)); } } Output: String between ( ) is: Java blog Using Apache common library The...
String.GetChars(Int32, Int32, Char[], Int32) Method Reference Feedback Definition Namespace: Java.Lang Assembly: Mono.Android.dll Copies characters from this string into the destination character array. C# Copy [Android.Runtime.Register("getChars", "(II[CI)V", "")] public void ...
This member is deprecated. This method does not properly convert characters into bytes. As of JDK 1.1, the preferred way to do this is via the#getBytes()method, which uses the platform's default charset. Java documentation forjava.lang.String.getBytes(int, int, byte[], int). ...
String(byte[] ascii, int hibyte) Deprecated. This method does not properly convert bytes into characters. As of JDK 1.1, the preferred way to do this is via the String constructors that take a Charset, charset name, or that use the platform's default charset. String(byte[] bytes, int...