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:import java.util.*; public class Solution { public static void main(String[] args) { //...
String are immutable in Java. You can't change them. You need to create a new string with the character replaced. String myName = "domanokz"; String newName= myName.substring(0,4)+'x'+myName.substring(5); or you can use a StringBuilder: StringBuilder myName =newStringBuilder("domanok...
Find the number of times a character '\' exists in a string Find the third indexOf a character in string Find Unknown Devices with PowerShell Find userID and Display Name from ManagedBy - Powershell Find Username By UPN In Powershell with Imported Active Directory Module find users NOT in ...
示例1:Java字符串indexOf() // Java String indexOf() with only one parameterclassMain{publicstaticvoidmain(String[]args){Stringstr1="Learn Java";intresult;// getting index of character 'J'result=str1.indexOf('J');System.out.println(result);// 6// the first occurrence of 'a' is return...
String lastIndexOfAn example. This program uses indexOf with character arguments. The 3 indexOf calls in this program locate indexes of the individual chars "bdz." Part 1 We try to locate a char in a string. The letter "b" returns the index 1, which is returned. Part 2 Here we stor...
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...
This is a method of String class, it returns the last index of given character, and character will be passed through the parameter.Program to find last index of any character in string in Javaimport java.util.Scanner; public class StringLastValue { public static void main(String[] arg)...
int indexOf(String str, int StartingIndex) int indexOf(int char) int indexOf(int char, int StartingIndex) As discussed earlier, the Java indexOf() method is used to return the place value of either a string or a character of the String. The indexOf() method comes up with two options...
1.String.indexOf()API TheString.indexOf()in Java returns the index location of a specified character or string. TheindexOf()method is an overloaded method and accepts two arguments: substringorch: the substring that needs to be located in the current string. ...
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. ...