neoneo-go/examples/iterator/iterator.go

24 lines
725 B
Go

package iteratorcontract
import (
"github.com/nspcc-dev/neo-go/pkg/interop/iterator"
"github.com/nspcc-dev/neo-go/pkg/interop/runtime"
"github.com/nspcc-dev/neo-go/pkg/interop/storage"
)
// _deploy primes contract's storage with some data to be used later.
func _deploy(_ interface{}, _ bool) {
ctx := storage.GetContext()
storage.Put(ctx, "foo1", "1")
storage.Put(ctx, "foo2", "2")
storage.Put(ctx, "foo3", "3")
}
// NotifyKeysAndValues sends notification with `foo` storage keys and values
func NotifyKeysAndValues() bool {
iter := storage.Find(storage.GetContext(), []byte("foo"), storage.None)
for iterator.Next(iter) {
runtime.Notify("found storage key-value pair", iterator.Value(iter))
}
return true
}