September 24, 2024 - This method returns the index of the first occurrence of the specified substring, starting the search from the specified index. If the specified substring is not present there then it will return -1.

August 19, 2022 - Java Platform: Java SE 8 · Syntax: ... Value: the index of the first occurrence of the character in the character sequence represented by this object that is greater than or equal to fromIndex, or -1 if the character does not occur...

indexOf(int ch): This method takes a single character (represented as an int in Java) and returns the index of the first occurrence of the specified character within the string. If the character is not found, it returns -1.

November 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.

Following is the declaration for java.util.Vector.indexOf() method ... The method call returns the index of the first occurrence of the object argument in this vector at position index or later in the vector.

November 18, 2023 - The indexOf method first finds ... is called again, providing the starting index as first Index + 1, ensuring the search begins after the first occurrence....

December 1, 2023 - Venus, Software Engineer at Rockbot Find Your Bootcamp Match · The indexOf() method is used in Java to retrieve the index position at which a particular character or substring appears in another string.

The indexOf(String target) method searches left-to-right inside the given string for a "target" string. The indexOf() method returns the index number where the target string is first found or -1 if the target is not found.

In the following code shows how to use String.indexOf(String str) method. public class Main { public static void main(String args[]) { String s = "this is a test from java2s.com."; /* w ww .j av a 2s.c o m*/ System.out.println(s); System.out.println("indexOf(the) = " + s.indexOf("the")); } }

February 26, 2024 - The indexOf() method in Java is ... of the first occurrence of the specified character or substring. If it does not occur as a substring, -1 is returned....

Java Examples Java Videos Java Compiler Java Exercises Java Quiz Java Code Challenges Java Practice Problems Java Server Java Syllabus Java Study Plan Java Interview Q&A ... String myStr = "Hello planet earth, you are a great planet."; System.out.println(myStr.indexOf("planet"));

This method returns the index within this string of the first occurrence of the specified character or -1, if the character does not occur. ... See the description. import java.io.*; public class Test { public static void main(String args[]) ...

April 14, 2026 - This method will return index of J in the string str which would be 6. It is worth noting here that string based index start from zero. It means that the first character has 0index and last character has the index of length of string -1...

March 24, 2022 - A string is a collection of characters nested in double quotes. 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.

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May 6, 2025 - An int value reflecting the index of the character’s first occurrence in the string, or -1 if it never occurs. ... The indexof() method searches the supplied Substring beginning at the beginning of the string.

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: ... It returns the index of first occurrence of character ch in the given string. If the character is not found, ...

January 10, 2023 - Learn to find the location of a character or substring in a given string and at what index position using the String.indexOf() with examples.

August 19, 2024 - The method returns the index of the first occurrence if a match is found. If no match is found after iterating through the entire list, the method returns -1, indicating that the element is not present in the ArrayList.

August 4, 2025 - The indexOf() method is part of the String class in Java. It returns the index of the first occurrence of a specified character or substring. If the character or substring isn’t found, it returns -1.