// Java program to ReverseString using StringBuilderimport java.lang.*;importJava.io: Permanent & Contract Remote Work..*;import java.util.*;// Class of ReverseStringclass ReverseString {public static void main(
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...
// Java program to ReverseString using StringBuilderimportjava.lang.*;importjava.io.*;importjava.util.*;// Class of ReverseStringclassReverseString{ publicstaticvoidmain(String[] args) {Stringinput ="Geeks for Geeks"; StringBuilder input1 =newStringBuilder();// append a string into StringBuilder...
Write a Java program to reverse a string using recursion. Visual Presentation: Sample Solution: Java Code: // Importing necessary Java utilities.importjava.util.*;// Define a class named Main.classMain{// Method to reverse a string recursively.voidreverseString(Stringstr1){// Base case: if ...
同样的,当我们进入 String 的 equals 方法,找到了答案,代码如下: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 publicbooleanequals(Object anObject){if(this==anObject){returntrue;}if(anObjectinstanceofString){String anotherString=(String)anObject;int n=value.length;if(n==anotherString.value.le...
(String args[]) { 15: Main m = new Main(); 16: sharedMap = new CHashMap(); 17: m.sharedInt.set(m.sharedInt.get() * 2); 18: new Thread(m.new GetIncThread()).start(); // run GetIncThread 19: new Thread(m.new PutIncThread()).start(); // run PutIncThread 20: } ...
publicstaticString reverseStringUsingRecursionSample(String sampleStr){ StringrightString = "";String leftString = "";intlen = sampleStr.length();if(len <= 1)returnsampleStr; leftString = sampleStr.substring(0, len / 2); rightString = sampleStr.substring(len / 2, len);returnreverseString...
s.insert(int index,String str);//将参数str指定的字符序列插入到参数index指定的位置 s.reverse();//翻转字符序列 s.delete(int startIndex,int endIndex);//从当前字符序列中删除一个子字符序列(从start到end),并返回当前对象的引用 s.replace(int startIndex,int endIndex,String str);//将从start到end...
String str="Hello World"; String revers=newStringBuffer(str).reverse().toString(); System.out.println("字符串反转前:"+str); System.out.println("字符串反转后:"+revers); } } 结果: "C:\Program Files\Java\jdk1.8.0_221\bin\java.exe" "-javaagent:C:\Program Files\JetBrains\IntelliJ IDEA...
用name.reverse()和name.replace()。比如说以下代码: package高效处理字符串;publicclassStringBuffers {publicstaticvoidmain(String args[]) { StringBuffer huiwen_str=newStringBuffer(); huiwen_str.append("A man, a plan, a canal, Panama");//这是一段英语的回文句,我们要把他反转String str_huiwen ...