TutorialLevel

State Variables

ResourceId constant _tableId = ResourceId.wrap(0x746200000000000000000000000000005475746f7269616c4c6576656c000000);

FieldLayout constant _fieldLayout = FieldLayout.wrap(0x0004010004000000000000000000000000000000000000000000000000000000);

Schema constant _keySchema = Schema.wrap(0x002001005f000000000000000000000000000000000000000000000000000000);

Schema constant _valueSchema = Schema.wrap(0x0004010003000000000000000000000000000000000000000000000000000000);

Get the table's key field names.

function getKeyNames() internal pure returns (string[] memory keyNames);

Returns

Name	Type	Description
`keyNames`	`string[]`	An array of strings with the names of key fields.

Get the table's value field names.

function getFieldNames() internal pure returns (string[] memory fieldNames);

Returns

Name	Type	Description
`fieldNames`	`string[]`	An array of strings with the names of value fields.

function register() internal;

function _register() internal;

Get value.

function getValue(bytes32 id) internal view returns (uint32 value);

Get value.

function _getValue(bytes32 id) internal view returns (uint32 value);

Get value.

function get(bytes32 id) internal view returns (uint32 value);

Get value.

function _get(bytes32 id) internal view returns (uint32 value);

Set value.

function setValue(bytes32 id, uint32 value) internal;

Set value.

function _setValue(bytes32 id, uint32 value) internal;

Set value.

function set(bytes32 id, uint32 value) internal;

Set value.

function _set(bytes32 id, uint32 value) internal;

Delete all data for given keys.

function deleteRecord(bytes32 id) internal;

Delete all data for given keys.

function _deleteRecord(bytes32 id) internal;

Tightly pack static (fixed length) data using this table's schema.

function encodeStatic(uint32 value) internal pure returns (bytes memory);

Returns

Name	Type	Description
`<none>`	`bytes`	The static data, encoded into a sequence of bytes.

Encode all of a record's fields.

function encode(uint32 value) internal pure returns (bytes memory, EncodedLengths, bytes memory);

Returns

Name	Type	Description
`<none>`	`bytes`	The static (fixed length) data, encoded into a sequence of bytes.
`<none>`	`EncodedLengths`	The lengths of the dynamic fields (packed into a single bytes32 value).
`<none>`	`bytes`	The dynamic (variable length) data, encoded into a sequence of bytes.

Encode keys as a bytes32 array using this table's field layout.

function encodeKeyTuple(bytes32 id) internal pure returns (bytes32[] memory);