# Class NumberFormatException

java.lang.Object
java.lang.Throwable
java.lang.Exception
java.lang.RuntimeException
java.lang.IllegalArgumentException
java.lang.NumberFormatException

public class NumberFormatException extends IllegalArgumentException
Thrown to indicate that the application has attempted to convert a string to one of the numeric types, but that the string does not have the appropriate format. Since: JDK1.0, CLDC 1.0 See Also:Integer.toString()

- ## Constructor Summary

  Constructors
  Constructor
  Description
  `NumberFormatException()`
  Constructs a NumberFormatException with no detail message.
  `NumberFormatException(String s)`
  Constructs a NumberFormatException with the specified detail message.

- ## Method Summary

  ### Methods inherited from class Throwable

  `addSuppressed, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, setStackTrace, toString`

  ### Methods inherited from class Object

  `clone, equals, getClass, hashCode, notify, notifyAll, wait, wait, wait`

- ## Constructor Details

  - ### NumberFormatException

    public NumberFormatException()
    Constructs a NumberFormatException with no detail message.

  - ### NumberFormatException

    public NumberFormatException(String s)
    Constructs a NumberFormatException with the specified detail message. s - the detail message.