(hm HashMap) Delete(ctx context.Context, fields ...string) (int64, error) { func (hm HashMap) Exists(ctx context.Context, field string) (bool, error) { func (hm HashMap) Get(ctx context.Context, field string) (string, error) { func (hm HashMap) GetAll(ctx context.Context) (map[string]string, error) { func (hm HashMap) IncBy(ctx context.Context, field string, delta int64) (int64, error) { func (hm HashMap) IncByFloat(ctx context.Context, field string, delta float64) (float64, error) { func (hm HashMap) Keys(ctx context.Context) ([]string, error) { func (hm HashMap) Len(ctx context.Context) (int64, error) { func (hm HashMap) MultiGet(ctx context.Context, fields ...string) ([]Value, error) { ... HashMap example 44