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Bookmark or Share- c# - void Func without arguments - Stack OverflowBy contrast, the Func delegates define "real" return types and have always at least one generic type parameter for the return type. Refer here Func
public delegate TResult Func () Func public delegate TResult Func (T arg) Func public delegate TResult Func (T1 arg1, T2 arg2) ... - What's the difference between __PRETTY_FUNCTION__, __FUNCTION__, __func__?__PRETTY_FUNCTION__ handles C++ features: classes, namespaces, templates and overload main.cpp. #include
namespace N { class C { public: template - c# - Func vs. Action vs. Predicate - Stack OverflowFunc is a delegate (pointer) to a method, that takes zero, one or more input parameters, and returns a value (or reference). Predicate is a special kind of Func often used for comparisons (takes a generic parameter and returns bool). Though widely used with Linq, Action and Func are concepts logically independent of Linq.
- How can I pass in a func with a generic type parameter?public void SomeUtility(Func
converter) { var myType = converter ("foo"); } Edit (see also my discussion in the comments with Lawrence) : By "generic type converter" I meant I would like to pass in a converter that can convert to any strong type (not object), so the next line in my method could be: - Please what does func() mean in python when used inside a functionfunc is an argument given to the function identity_decorator(). The expression func() means "call the function assigned to the variable func." The decorator is taking another function as an argument, and returning a new function (defined as wrapper) which executes the given function func when it is run. Here is some information about decorators.
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