Thrown by a Scanner to indicate that the token retrieved does not match the pattern for the expected type, or that the token is out of range for the expected type. Constructs an InputMismatchException …

May 29, 2013 · Scanner.nextInt Scans the next token of the input as an int. if the next token does not match the Integer regular expression, or is out of range. So it seems you are not entering any integer …

Nov 12, 2025 · One of the exceptions that developers often encounter when dealing with input is the InputMismatchException. This exception is thrown by the Scanner class in Java when the input does …

Learn what Java InputMismatchException is, its causes, how to handle it, and view code examples for better understanding.

Learn effective Java techniques to prevent and handle input mismatch errors, improving code reliability and user experience with robust error management strategies.

Aug 7, 2019 · From Java 1.5 Scanner class was introduced. This class accepts a File, InputStream, Path and, String objects, reads all the primitive data types and Strings (from the given source) token …

InputMismatchException is a type of runtime exception in Java. It occurs when the program attempts to read input data that does not match the expected type or format. The InputMismatchException is part …

Jul 18, 2025 · InputMismatchException is a runtime exception in Java that occurs when the Scanner class (or similar input methods) attempts to read input that doesn't match the expected data type. For …

Feb 2, 2024 · This article will discuss the java.util.InputMismatchException in the main thread of the Java programming language. The JVM will throw java.util.InputMismatchException whenever it …

Nov 12, 2025 · In Java programming, handling user input is a common task. The java.util.InputMismatchException is an important exception that developers encounter when dealing …