[ACCEPTED]-What does "T @this" mean in a delegate declaration?-generics
The @this
means you can use the keyword this
as a 2 variable.
The T
is simply the first open generic 1 type of WeakEventHandler<T, E>
.
The @ symbol allows you to escape identifiers 12 within your code.
See MSDN -
The rules for 11 identifiers given in this section correspond 10 exactly to those recommended by the Unicode 9 Standard Annex 15, except that underscore 8 is allowed as an initial character (as is 7 traditional in the C programming language), Unicode 6 escape sequences are permitted in identifiers, and 5 the "@" character is allowed as 4 a prefix to enable keywords to be used as 3 identifiers.
http://msdn.microsoft.com/en-us/library/aa664670(VS.71).aspx
They give this lovely example 2 of escaping:
class @class
{
public static void @static(bool @bool) {
if (@bool)
System.Console.WriteLine("true");
else
System.Console.WriteLine("false");
}
}
Would like to see that one in 1 a code review!
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