public class Main { public static void main(String[] argv) { String str = "java2s.com"; char searchChar = 'o'; System.out.println(lastIndexOf(str, searchChar)); }/*w ww. j av a 2 s . c om*/ public static int lastIndexOf(String str, char searchChar) { if (isEmpty(str)...
Sample Output: Original String: wresource First unique character of the above: 0 Flowchart: For more Practice: Solve these Related Problems: Write a Java program to find the index of the first non-repeating vowel in a given string. Write a Java program to find the index of the last unique...
Program to find last index of any character in string in Java importjava.util.Scanner;publicclassStringLastValue{publicstaticvoidmain(String[]arg){// create object of string and scanner class.StringS;Scanner SC=newScanner(System.in);// enter the string.System.out.print("Enter the string :...
Last update on March 17 2025 13:24:24 (UTC/GMT +8 hours) Write a Java program to find the first non-repeating character in a string. Visual Presentation: Sample Solution: Java Code: // Importing necessary Java utilities.importjava.util.*;// Define a class named Main.publicclassMain{//...
drop(n: Int): String 去掉前n个字符,返回其余的字符串,等同于substring(n) //删掉前3个字符 println(str.drop(3)) //输出结果:456789 1. 2. 3. dropLast(n: Int): String 去掉后n个字符,返回其余的字符串,等同于substring(0, str.length - n) ...
Use String.lastIndexOf to find a character in a string : String Find Search « Data Type « Java TutorialJava Tutorial Data Type String Find Search public class MainClass { public static void main( String args[] ) { String letters = "abcdefghijklmabcdefghijklm"; System.out.printf( ...
sb.append(Character.toLowerCase(c)); } return sb.toString(); } /** * 如果不为空,则设置值 * * @param target * @param source */ public static void setValueIfNotBlank(String target, String source) { if (isNotBlank(source)) { target = source; } } /** * 转换为JS获取对象值,生成...
Last char: g Get the Last Character of a String in Java Using charAt()Instead of getting the last character as a string and then convert it to a char[], we can directly get the last character in a string by using the chartAt() method of the String class. This method lets us get ...
Alternatively, we can rely on regular expressions to delete the last character from a string. All we need to do is find the right regex and use thereplaceAll()method to match the string against it. For example,in our case we can use”.$”which matches the last char of a given string...
ParameterTypes---参数名称tp:int参数名称tp:class java.lang.String---getParameterTypes---参数名称:int参数名称:java.lang.String---getName---getName:com.example.javabase.User---getoGenericString---getoGenericString():private com.example.javabase.User(int,java.lang.String) Field类及其用法 Field...