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Class expired_slot

boost::signals2::expired_slot — Indicates at least one of a slot's tracked objects has expired.

Synopsis

// In header: <boost/signals2/slot_base.hpp>


class expired_slot : public bad_weak_ptr {
public:
  virtual const char *  what() const;
};

Description

The expired_slot exception is thrown to indicate at least one of a slot's tracked objects has expired.
virtual const char *  what() const;

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