Table of Contents
- 1 What does argument out of range mean?
- 2 What is argument out of range exception?
- 3 What does Index was out of range must be non negative and less than the size of the collection parameter name index?
- 4 What is index out of range exception in C#?
- 5 What is null argument?
- 6 Should I throw ArgumentNullException?
- 7 Can a program throw an out of range exception?
- 8 When to throw an argument out of class?
What does argument out of range mean?
An argument out of range exception generally means you’re trying to access an index in an array or list that does not exist. For example, you could be trying to access (or remove) the 10th element in a list, when it’s only 5 long. This would cause an argument out of range exception.
What is argument out of range exception?
An ArgumentOutOfRangeException exception is thrown when a method is invoked and at least one of the arguments passed to the method is not null and contains an invalid value that is not a member of the set of values expected for the argument. String manipulation methods in the String class.
How do you handle IndexOutOfRangeException?
The code that causes an exception is enclosed in the try block. A catch statement is added immediately after to handle IndexOutOfRangeException , if it occurs. The catch block handles the IndexOutOfRangeException and throws the more appropriate ArgumentOutOfRangeException exception instead.
What is ArgumentNullException in C#?
An ArgumentNullException exception is thrown when a method is invoked and at least one of the passed arguments is null but should never be null . An object returned from a method call is then passed as an argument to a second method, but the value of the original returned object is null .
What does Index was out of range must be non negative and less than the size of the collection parameter name index?
The error says “The index is out of range”. That means you were trying to index an object with a value that was not valid.
What is index out of range exception in C#?
IndexOutOfRangeException occurs when you try to access an element with an index that is outsise the bounds of the array. IndexOutOfRangeException: Index was outside the bounds of the array.
What is index out of range exception?
An IndexOutOfRangeException exception is thrown when an invalid index is used to access a member of an array or a collection, or to read or write from a particular location in a buffer. This exception inherits from the Exception class but adds no unique members.
What is the difference between error and exception?
An Error “indicates serious problems that a reasonable application should not try to catch.” An Exception “indicates conditions that a reasonable application might want to catch.” Error along with RuntimeException & their subclasses are unchecked exceptions.
What is null argument?
(1,198 words) The terms ‘null argument’, ‘missing argument’, and ‘argument ellipsis’ refer to the omission from a clause of one or more of three types of nominals required by the main verb: the surface Subject, the Direct Object, and/or the Indirect Object.
Should I throw ArgumentNullException?
It is better to throw the ArgumentNullException sooner rather than later. If you throw it, you can provide more helpful information on the problem than a NullReferenceException. Do it explicitly if you do not want a Null value.
What does Index was out of range mean?
Index out of range means that the code is trying to access a matrix or vector outside of its bounds. For example: x = rndn(5, 1); y = x[6, 1]; would cause this error, because it is trying to access the 6th element out of a total of 5.
Is the specified argument out of the range?
Stack Trace: [ArgumentOutOfRangeException: Specified argument was out of the range of valid values.
Can a program throw an out of range exception?
It is a standard exception that can be thrown by programs. Some components of the standard library, such as vector, deque, string and bitset also throw exceptions of this type to signal arguments out of range. The string passed as what_arg has the same content as the value returned by member what.
When to throw an argument out of class?
The following example defines a class to contain information about an invited guest. If the guest is younger than 21, an ArgumentOutOfRangeException exception is thrown.
How does the argument out ofrangeexception class work?
ArgumentOutOfRangeException(String, Exception) ArgumentOutOfRangeException(String, Exception) ArgumentOutOfRangeException(String, Exception) ArgumentOutOfRangeException(String, Exception) Initializes a new instance of the ArgumentOutOfRangeException class with a specified error message and the exception that is the cause of this exception.