Write a Java program to find the index of the first unique character in a given string. Assume that there is at least one unique character in the string. Pictorial Presentation: Sample Solution: Java Code: impor
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".Stringstr="Java Exercises!";// Print the original string.System.out.println("Original String = "+str);// Get the character at positions 0 and 10.intindex1=str.charAt(0);// Get the ASCII value of the character at position 0.intindex2=str.charAt(10);// Get the ASCII value of t...
StringmyStr="Hello planet earth, you are a great planet.";System.out.println(myStr.indexOf("planet")); Try it Yourself » Definition and Usage TheindexOf()method returns the position of the first occurrence of specified character(s) in a string. ...
String str1 ="Learn Java";intresult;// getting index of character 'J'result = str1.indexOf('J'); System.out.println(result);// 6// the first occurrence of 'a' is returnedresult = str1.indexOf('a'); System.out.println(result);// 2// character not in the stringresult = str1...
ValueOf 显式接口实现 StringBuffer StringBuilder StringIndexOutOfBoundsException SuppressWarnings SuppressWarningsAttribute Thread Thread.IUncaughtExceptionHandler Thread.State ThreadDeath ThreadGroup ThreadLocal Throwable TypeNotPresentException UnknownError
splite()可以将字符串从正则表达式匹配的地方切开,返回一个String数组。比如说: public class Splitting { public static String knights = "Then, when you have found the shrubbery. you must "+ "cut down the mightiest tree in the forest..." + ...
importjava.lang.*;publicclassStringDemo {publicstaticvoidmain(String[] args) { String str= "This is tanglc's cnblog";//returns the index of character s appear in the first timeSystem.out.println("index of letter 's' = " + str.indexOf('s'));//returns -1 as character e is not ...
Stringstring="find string"; indexof()andlastIndexOfmethods return int value as index of the found character. Please go through the previous post, howString contains() methodworks in java with examples. This post will give you understanding howindexofmethod is used internally. ...
lang.String.indexOf()方法import java.lang.*;public class StringDemo {public static void main(String[] args) {String str = "This is yiibai";// returns positive value as character is locatedSystem.out.println("index of letter 't' = "+ str.indexOf('t',...