Remove last characterStartRemoveLastChar 以上的状态图使用了mermaid语法来绘制,它展示了从开始状态到去除最后一个字符的过程。首先,程序从开始状态开始,然后进入到RemoveLastChar状态,最后,程序返回到结束状态。 总结 通过使用Java的String类的substring方法,我们可以很方便地去除字符串的最后一个字符或者第一个字符。不仅...
publicclassRemoveLastCharacter{publicstaticvoidmain(String[]args){StringoriginalString="Hello World!";charcharToRemove='o';StringresultString=removeLastCharacter(originalString,charToRemove);System.out.println(resultString);}publicstaticStringremoveLastCharacter(Stringstr,charch){intlastIndex=str.lastIndexOf(ch...
The position that holds the last character istext.length()-1. We used thetoString()method to get the string from ourStringBufferobject. Please bear in mind thatdeleteCharAt(int index)throwsStringIndexOutOfBoundsExceptionif the specified index is negative or greater than the length of the string....
public static void main(String[] args) { /* * 此种方法生成的List不可进行add和remove操作 * 因为它是一个定长的List集合,跟数组长度一致 */ String[] array = new String[]{"value1", "value2", "value3"}; List<String> stringList = Arrays.asList(array); System.out.println(stringList.toSt...
public static void main(String[] args) { Outer.method().show(); /* Outer.method():意思是:Outer中有一个名称为method的方法,而且这个方法是静态的。 Outer.method().show():当Outer类调用静态的method方法运算结束后的结果又调用了show方法,意味着:method()方法运算完一个是对象,而且这个对象是Inter类型...
publicclassPerson{privateString name;// 省略构造函数、Getter&Setter方法}publicstaticvoidmain(String[] args){PersonxiaoZhang=newPerson("小张");PersonxiaoLi=newPerson("小李"); swap(xiaoZhang, xiaoLi); System.out.println("xiaoZhang:"+ xiaoZhang.getName()); ...
StringUtils.replaceEach("abcde", new String[]{"ab", "d"}, new String[]{"w", "t"});//---"wcte"(多组指定替换ab->w,d->t) //重复字符 StringUtils.repeat(‘e‘, 3);//---"eee" //反转字符串 StringUtils.reverse("bat");//---"tab" //删除某字符 StringUtils.remove("queued",‘...
[Android.Runtime.Register("last","()C","")]publiccharLast(); Returns Char Implements Last() Attributes RegisterAttribute Remarks Implements CharacterIterator.last() for String. Java documentation forjava.text.StringCharacterIterator.last().
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{//...
The full version string for this update release is 1.7.0_451-b06 (where "b" means "build"). The version number is 7u451. This JDK conforms to version 7.1 of the Java SE Specification (JSR 336 MR 1 2015-03-12). As of July 2022, Java 7 has ended its service life. Oracle prov...