```D TestStruct ts = { a: 2, b: 3, op: (s) { return s.a + s.b; } }; ```
This simple! just like with C's designated initializers
```D TestStruct ts = { a: 2, b: 3, op: (s) { return s.a + s.b; } }; ```
This simple! just like with C's designated initializers