1、int indexOf(String str) :返回第一次出现的指定子字符串在此字符串中的索引。 2、int indexOf(String str, int startIndex):从指定的索引处开始,返回第一次出现的指定子字符串在此字符串中的索引。 3、int lastIndexOf(String str) :返回在此字符串中最右边出现的指定子字符串的索引。 4、int lastIn...
1. Java Program to Reverse the Characters of a String We canreverse a string by charactereasily, using aStringBuilder.reverse()method. StringblogName="HowToDoInJava.com";Stringreverse=newStringBuilder(string).reverse();System.out.println("Original String -> "+blogName);System.out.println("Rever...
importjava.util.Scanner;importjava.lang.StringBuilder;publicclassStringReverse{publicstaticvoidmain(String[]args){// 输入字符串Scannerscanner=newScanner(System.in);System.out.println("请输入一个字符串:");StringinputString=scanner.nextLine();// 字符串反转StringBuilderreversedString=newStringBuilder(inputStr...
Learn how to reverse a string using recursion in Java with this step-by-step guide. Understand the recursive approach and see practical examples.
package com.journaldev.java.string; public class StringImmutabilityTest { public static void main(String[] args) { String s1 = "Java"; // "Java" String created in pool and reference assigned to s1 String s2 = s1; //s2 is also having the same reference to "Java" in the pool ...
Reverse a string using stacks in the Main method Following are the steps to reverse a string using stacks in the Main method ? First, import all the classes from the java.util package. We will define the input string. Convert the string into a character array. Push each character into the...
A string that is equal to its reverse string is known as palindrome string. To implement the program for checking whether a given string is a palindrome or not, we have created a function "isPalindrome()".In the function, We are checking for whether a string is an empty string or not ...
On Crunchify, we have published more than 500 Java Tutorials and in this tutorial we will go over steps on how to reverse a string in Java? There are 7
importjava.util.Scanner; /* * Scanner:用于获取键盘录入数据 * public String nextline():获取键盘录入字符串数据 */ publicclassScannerLearn{ publicstaticvoidmain(String[] args){ Scannersc=newScanner(System.in); System.out.println("请输入数据:"); ...
Write a Java program to reverse words in a given string. Visual Presentation: Sample Solution-1: Java Code: // Importing necessary Java utilities.importjava.util.*;// Define a class named Main.publicclassMain{// Method to reverse words in a given string.publicstaticStringWordsInReverse(String...