| array<- | Assign with type checking | 
| atomic<- | Assign with type checking | 
| call<- | Assign with type checking | 
| character<- | Assign with type checking | 
| check<- | Assign with type checking | 
| complex<- | Assign with type checking | 
| data.frame<- | Assign with type checking | 
| declare | Declare symbols | 
| double<- | Assign with type checking | 
| envir<- | Assign with type checking | 
| expression<- | Assign with type checking | 
| factor<- | Assign with type checking | 
| fun<- | Assign with type checking | 
| integer<- | Assign with type checking | 
| language<- | Assign with type checking | 
| list<- | Assign with type checking | 
| logical<- | Assign with type checking | 
| matrix<- | Assign with type checking | 
| name<- | Assign with type checking | 
| null<- | Assign with type checking | 
| numeric<- | Assign with type checking | 
| object<- | Assign with type checking | 
| pairlist<- | Assign with type checking | 
| raw<- | Assign with type checking | 
| recursive<- | Assign with type checking | 
| symbol<- | Assign with type checking | 
| table<- | Assign with type checking | 
| typed-assign | Assign with type checking | 
| vector<- | Assign with type checking |