Method Decr

structure/string.go:269–289

Decr decrements the integer value of a key by 1

(key string, ttl int64)

// Decr decrements the integer value of a key by 1
func (s *StringStructure) Decr(key string, ttl int64) error {
	// Get the old value
	oldValue, err := s.Get(key)
	if err != nil {
		return err
	}

	// Convert the old value to an integer
	intValue, err := convertToInt(oldValue)
	if err != nil {
		return err
	}

	// Decrement the integer value
	newIntValue := intValue - 1

	newValue := strconv.Itoa(newIntValue)

	// Set the value
	return s.Set(key, newValue, ttl)
}

// DecrBy decrements the integer value of a key by the given amount
func (s *StringStructure) DecrBy(key string, amount int, ttl int64) error {