The indexOf() method returns the position of the first occurrence of specified character (s) in a string. Tip: Use the lastIndexOf method to return the position of the last occurrence of specified character (s) in a string.

You could use the String.charAt(int index) method result as the parameter for String.valueOf (char c). String.valueOf(myString.charAt(3)) // This will return a string of the character on the 3rd position.

Nov 19, 2024 · In Java, the String indexOf () method returns the position of the first occurrence of the specified character or string in a specified string. In this article, we will learn various ways to use indexOf() in Java.

Mar 24, 2022 · The indexOf method returns the index position of a specified character or substring in a string. In this article, we'll see the syntax for the different indexOf methods.

Learn to find the location of a character or substring in a given string, using the String.indexOf () method. The indexOf () is a standard approach for finding the substrings, and indexOf () method is available in almost all programming languages.

Oct 23, 2023 · The indexOf () method in Java is used to find the index of a character or substring in a string, used with the syntax: int index = targetString.indexOf('characterToFind') It returns the position of the first occurrence of the specified character or substring.

Jul 1, 2024 · Java String indexOf () method is used to find the index of a specified character or a substring in a given String. Here are the different variations of this method in String class: Finding the index of a character: int indexOf (int ch) It returns the index of first occurrence of character ch in the given string.

Apr 11, 2025 · The method indexOf () returns the first occurrence index of a character or a String in another String. We can pass the index of the character to start searching from.

Aug 29, 2024 · With its simple syntax, indexOf is one of the most frequently used string manipulation methods. In this comprehensive guide, we will dive deep into everything indexOf – including its purpose, syntax variations, performance benchmarks, use cases, best practices, and alternative options available.

String indexing allows you to access individual characters within a string using their numerical position. By understanding these basics, you'll be well-prepared to manipulate strings effectively in Java. Java provides powerful methods for manipulating strings using index-based operations.