fetch is safe(do not return pointer) and nogc (do not throw exception) variant of "in" but retuns tuple("ok", "value"). You can check if result.ok == true. It this case you'll find value in "value"
fetch is safe(do not return pointer) and nogc (do not throw exception) variant of "in" but retuns tuple("ok", "value"). You can check if result.ok == true. It this case you'll find value in "value"