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...
2. Reverse usingStringBuilder.reverse() We can also reverse a string easily, using aStringBuilder.reverse()method. Thereverse()method causes the characters of String to be replaced by the reverse of the sequence. Reverse String using StringBuilder StringblogName="How To Do In Java";Stringreverse...
StringBuilder stringBuilder = new StringBuilder("Hello"); String str = stringBuilder.toString(); 要将StringBuilder中的字符顺序反转,可以使用StringBuilder的reverse()方法。该方法会将StringBuilder对象中的字符顺序进行反转。 示例代码: 代码语言:txt 复制 StringBuilder stringBuilder = new StringBuilder("Hello"); s...
publicstaticvoidmain(String[] args){ Scannersc=newScanner(System.in); System.out.println("请输入数据:"); Stringline=sc.nextLine(); System.out.println("您输入的数据是:"+line); /* * String构造方法 * public String() 创建空白字符串对象 * public String(char[] chs) 根据字符数组的内容,来创...
in String via StringBuilder:");longstartTimeV1=System.nanoTime();StringreversedV1=Strings.reverseWordsV1(TEXT);displayExecutionTime(System.nanoTime()-startTimeV1);System.out.println("Reversed: \n"+reversedV1);System.out.println();System.out.println("Reverse words in String using Java 8 ...
String 和StringBuilder区别: 1 String对象恒定不变,stringbuilder对象表示的字符串是可变的 每一次修改...
Java解法一: publicclassSolution {publicString reverseWords(String s) {intstoreIndex = 0, n =s.length(); StringBuilder sb=newStringBuilder(s).reverse();for(inti = 0; i < n; ++i) {if(sb.charAt(i) != ' ') {if(storeIndex != 0) sb.setCharAt(storeIndex++, ' ');intj =i;while(...
publicclassSolution{/* *@params: A string *@return: A string */publicString reverseWords(String s) {// write your code hereif(s.length() ==0|| s ==null){return""; }//按照空格将s切分String[]array= s.split(" "); StringBuilder sb =newStringBuilder();//从后往前遍历array,在sb中插...
Namespace: Java.Lang Assembly: Mono.Android.dll Reverses the order of characters in this builder. C# 复制 [Android.Runtime.Register("reverse", "()Ljava/lang/StringBuilder;", "")] public Java.Lang.StringBuilder Reverse(); Returns StringBuilder Attributes RegisterAttribute Remarks Portions of...
StringBuilderstringBuilder=newStringBuilder();// Creating a StringBuilder to store the reversed stringString[]words=input_sentence.split(" ");// Splitting the input sentence into words based on spaces// Loop to append words in reverse order to the StringBuilderfor(inti=words.length-1;i>=0;i--...