Function db_contains_key_local 

pub fn db_contains_key_local(
    db_handle: DbHandle,
    key: &[u8],
) -> GenericResult<bool>

Check if a key is contained in the tx-local key-value store given a DbHandle and key.

Returns a boolean value.

Permissions

• ContractSection::Deploy
• ContractSection::Metadata
• ContractSection::Exec