C# Error "Use of unassigned local variable"

[pawchen]

Version Used:
VS2019 16.6.3

Steps to Reproduce:

    class Program
    {
        static Dictionary<string, string> D;

        static void Main(string[] args)
        {
            if (D?.TryGetValue("k", out var value) == true)
            {
                var v = value;
            }
        }
    }

Expected Behavior:

No error.

Actual Behavior:

Error CS0165 Use of unassigned local variable 'value'

[CyrusNajmabadi]

Transfered to C# lang, as this is a language change request. Virtually certain it's a dupe of something that already exists :)

[yaakov-h]

Duplicate of #3365.

[333fred]

Closing as a duplicate.