Storage.Delete Method

Deletes the value corresponding to the given key from the specific storage context.

Namespace: Neo.SmartContract.Framework.Services

Assembly: Neo.SmartContract.Framework

Syntax

public static extern void Delete(StorageContext context, byte[] key);public static extern void Delete(StorageContext context, ByteString key);

Parameters:

• Context: Storage context as a StorageContext.

• Key: Key as a byte array or string. Max length 64 bytes.

Return value: void.

public static extern void Delete(byte[] key);public static extern void Delete(string key);

Parameters:

Key: Key as a byte array or string.

Return value: void.

Example

public class Contract1 : SmartContract.Framework.SmartContract{    public static void Main()    {        Storage.Delete(Storage.CurrentContext, "aa");        Storage.Delete(Storage.CurrentContext, new byte[] { 0 });        Storage.Delete("aa");        Storage.Delete(new byte[] { 0 });    }}

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