F# Throwing Exception using Failwith Keyword In F#, you can throw exceptions explicitly. You are allowed to throw custom exception. You can also throw exceptions by using predefined methods of Exception like Failwith and InvalidArgs.
Output: Sorry, Age must be greater than 18 Rest of the code F# Throwing Exception Using InvalidArg KeywordIt generates System.ArgumentException. You can throw argument type exception by using InvalidArg. Let's see an example. Output: System.ArgumentException: Sorry, Age must be greater than 18
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