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...
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;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...
Here, we will reverse the string using StringBuffer.reverse() method, consider the given program:import java.util.*; public class ReverseString { public static void main(String args[]) { //declare string object and assign string StringBuffer str= new StringBuffer("Hello World!"); //re...
本次解题使用的开发工具是eclipse,jdk使用的版本是1.8,环境是win7 64位系统,使用Java语言编写和测试。 02 第一种解法 直接借助StringBuilder类的reverse方法,将原字符串反转。 publicStringreverseString(Strings) {StringBuildersb =newStringBuilder(s);returnsb.reverse().toString(); ...
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:"); ...
StringBuffer.Reverse MethodReference Feedback DefinitionNamespace: Java.Lang Assembly: Mono.Android.dll Added in 1. C# Kopiraj [Android.Runtime.Register("reverse", "()Ljava/lang/StringBuffer;", "")] public Java.Lang.StringBuffer Reverse (); Returns StringBuffer Attributes RegisterAttribute ...
Java Code:// Importing necessary Java utilities. import java.util.*; // Define a class named Main. public class Main { // Method to reverse each word in a given string. public void reverseEachWordInString(String str1) { // Split the input string into individual words. String[] each_...
Method java/lang/StringBuilder."<init>":()V10:aload_111:invokevirtual#12// Method java/lang/...
import java.io.* ; public class Reverse { public static void main(String args[]) { int i , n =10 ; int a[ ] = new int[10]; for ( i = 0 ; i < n ; i ++ ) try { BufferedReader br = new BufferedReader( new InputStreamReader(System.in));...