Meta.Deprecated
Deprecated is a key for indicating to processors that the type or field is subject to an @deprectated attribute with given payload
Deprecated
@deprectated
val mem : ('a, 'b) t2 -> bool
mem m is true iff m has a binding for the key.
mem m
true
m
val add : string -> ('a, 'b) t2 -> ('a, 'b) t2
add v m is m with the key bound to v
add v m
v
val find : ('a, 'b) t2 -> string option
find m is the binding for the key (if any).
find m
val remove : ('a, 'b) t2 -> ('a, 'b) t2
remove m is m with the binding for the key removed (if bound).
remove m