abstract class $PQ{ETP < $IS_LT{ETP}} < $DISPENSER{ETP}


Ancestors
$DISPENSER{_} $STR $CONTAINER{_} $COPY
$FILTERS{_} $ELT{_} $ELT

Descendants
A_PQ{_}



Public


Features
clear ;
insert(
pop : ETP ;
top : ETP ;

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