For a list of initial property values for an instance of ArgumentException, see the ArgumentException constructors. In F#, you can use the invalidArg function to generate and raise an ArgumentException.

Jun 22, 2015 · The primary derived classes of ArgumentException are ArgumentNullException and ArgumentOutOfRangeException. These derived classes should be used instead of ArgumentException , except in situations where neither of the derived classes is acceptable.

Apr 22, 2016 · ArgumentException is used to say that a parameter is not valid. It subclasses from Exception. With catch, you can actually filter base on the type of the exception and handle each one differently. MSDN describes it well:

Oct 20, 2022 · ArgumentException indicates that a method was called with an invalid argument. This can help improve program quality.

static int DivideByTwo(int num) { // If num is an odd number, throw an ArgumentException. if ((num & 1) == 1) throw new ArgumentException("Number must be even", "num"); // num is even, return half of its value. return num / 2; } let divideByTwo num = // If num is an odd number, raise an ArgumentException.

ArgumentException: ArgumentException is thrown when a method is invoked and at least one of the passed arguments does not meet the parameter specification of the called method.

These C# examples show the ArgumentException being thrown. ArgumentOutOfRangeException and ArgumentNullException help validate arguments. | TheDeveloperBlog.com

May 30, 2019 · The ArgumentException is thrown when a method argument receives an invalid argument value. The InvalidOperationException exception is thrown in cases where the failure to invoke a method is caused by reasons other than invalid arguments.

Jun 10, 2024 · But, when you are going to validate some internal state via exceptions, then the ArgumentException extension methods are the way to go.

Dec 1, 2022 · In .NET 7 we got ArgumentException.ThrowIfNullOrEmpty, which basically throws an ArgumentNullExcepion when a string is null and an ArgumentException when a string was empty. The usage is straightforward: