next Function

private function next(this, if_exhausted) result(res)

Return the next Token and increment the iterator.

If the iterator is exhausted, this function throws an error unless the argument if_exhausted is present, which is then returned instead.

To view the next Token without incrementing the iterator use glimpse.

Type Bound

TokenIterator_t

Arguments

Type	Intent	Optional	Attributes		Name
class(TokenIterator_t),	intent(inout)			::	this
character(len=*),	intent(in),	optional		::	if_exhausted

Return Value character(len=:), allocatable

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