Eliom_lib.Dom_referenceSourceretain v ~keep prevents keep from being garbage collected while v is live. An optional key can be specified if one needs to remove this association later one.
retain v ~keep prevents keep from being garbage collected while v is live. An optional key can be specified if one needs to remove this association later one.
Same as retain but works with any object. More error-prone
Same as retain but works with any object. More error-prone
release ~key o removes the association between the value v and the value associated to key.