What is the Scanner class in Java? | How to Use Scanner Class in Java | Java IO | Java Tutorial

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Welcome to our Java tutorial on the `Scanner` class in Java I/O!

In this video, you'll learn all about the `Scanner` class in Java and how it can be used for parsing input streams efficiently.

**Overview**:

**Key Features**:
- `Scanner` simplifies the process of reading and parsing input data, offering methods to extract tokens (integers, doubles, strings, etc.) from input sources.
- It supports regular expressions for customizing token patterns and delimiters when parsing input.

**Why Use Scanner Class?**:
- `Scanner` is versatile and can handle different types of input streams, such as standard input (e.g., keyboard input), files, or other character-based streams.
- It provides methods like `nextInt()`, `nextDouble()`, `nextLine()`, etc., for reading specific types of data from the input stream.

**Java Code Examples**:
We'll demonstrate how to create and use a `Scanner` object to parse input from various sources. You'll learn how to:
- Use `Scanner` methods to extract tokens (numbers, strings) from the input stream based on specific patterns or delimiters.

By the end of this tutorial, you'll have a solid understanding of how to leverage the `Scanner` class for input parsing in your Java programs, empowering you to interactively read and process input data more efficiently.

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What is the Scanner class in Java? | Java IO | Java Tutorial

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