[Parameter] callback [Nullable] ✘ [Optional] ✘ [Description] The ParserCallback to execute once the parse has completed, the ParserCallback will be passed a single argument which is the created Sequence of Projection s. [Type] 
ParserCallback
R D F P a r s e r
a n y
P a r s e r C a l l b a c k
D O M S t r i n g
P r o j e c t i o n
o b j e c t