Return true if this object's iteration state is valid.
Synopsis
Declared in <bdlb_tokenizer.h>
bool
isValid() const;Description
Return true if the iteration state of this object is valid, and false otherwise. Note that the behavior of advancing the iteration state as well as accessing the current token or (trailing) delimiter is undefined unless the current iteration state of this object is valid.
Return Value
true if the iteration state is valid, and false otherwise
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