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digitalmars.D.learn - Question about 'this'

reply "Joel" <joelcnz gmail.com> writes:
	string getString2(in string input) {
		long start, end;
		while(start < input.length && input[start] != '"')
			start++;
		start++;
		end = input.length - 1;
		while(end > 0 && input[end] != '"')
			end--;
		end--;

		return input[start .. end];
	}

	unittest {
(543)		writeln(getString2(`st"1 2 3"`));
	}

control.d(543): Error: 'this' is only defined in non-static 
member functions, not __unittestL542_3

What does it mean about 'this'?
Sep 02 2014
parent "Joel" <joelcnz gmail.com> writes:
On Wednesday, 3 September 2014 at 04:00:30 UTC, Joel wrote:

 	string getString2(in string input) {
 		long start, end;
 		while(start < input.length && input[start] != '"')
 			start++;
 		start++;
 		end = input.length - 1;
 		while(end > 0 && input[end] != '"')
 			end--;
 		end--;

 		return input[start .. end];
 	}

 	unittest {
 (543)		writeln(getString2(`st"1 2 3"`));
 	}

 control.d(543): Error: 'this' is only defined in non-static 
 member functions, not __unittestL542_3

 What does it mean about 'this'?


Oh, I get it now. It's in a struct scope.
Sep 02 2014